Analysis of HtcVComV64.sys: clean verdict, risk score 24/100. 0 YARA matches, 0/76 multi-engine detections. SHA256 4cf12851a5a45917. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
DriverShield analyzed the Windows kernel driver HtcVComV64.sys and assigned a verdict of Clean with a composite risk score of 24/100, indicating no notable risk signals (0-29 band).
| Verdict | Clean (24/100) |
| YARA matches | 0 |
| Multi-engine detections | 0 / 76 |
| File size | 121800 bytes |
| Code-signing signer | Sqa.com(Test) |
| Analyzed | 2026-04-01 |
| SHA256 | 4cf12851a5a45917c3a9139b19d79434f2038611b617f83a714506cc7a1a6c61 |
| SHA1 | 7b34ff5bfdab5c726654021439987d3248189eab |
| MD5 | 7c7c986776d00e575bfbde5dcbdc615d |
Version resource data embedded in the HtcVComV64.sys PE header, as extracted by the analysis engine.
| File description | USB Modem/Serial Device Driver |
|---|---|
| Product | QUALCOMM Incorporated USB Modem/Serial Device Driver |
| Company | QUALCOMM Incorporated |
| Original filename | qcusbser.sys |
| Internal name | qcusbser |
| File version | 2. 0. 6. 7 |
| Copyright | Copyright © 2001-2009 |
Each component is scored 0-100 and then weighted into the composite. See the analysis methodology for the exact formula.
| Component | Sub-score |
|---|---|
| Multi-engine consensus | 0 / 100 |
| YARA signature matches | 0 / 100 |
| Dangerous kernel imports | 99 / 100 |
| IOCTL dispatch surface | 48 / 100 |
| Known-vulnerable corpus | 0 / 100 |
| Code-signing state | 0 / 100 |
| Packing and entropy | 0 / 100 |
| Dynamic behaviour | 0 / 100 |
| CVE cross-reference | 0 / 100 |
Kernel-mode APIs resolved from the Import Address Table of HtcVComV64.sys, ranked by exploitation relevance.
| API | Risk | Why it matters |
|---|---|---|
| MmMapLockedPagesSpecifyCache | critical | Highly dangerous - potential for arbitrary code execution, memory corruption, or process termination |
| ZwSetValueKey | medium | Moderate risk - system modification capability |
| KeBugCheckEx | medium | Moderate risk - system modification capability |
| ObReferenceObjectByHandle | medium | Moderate risk - system modification capability |
| IoDeleteSymbolicLink | low | Standard kernel API - generally benign |
| RtlInitUnicodeString | low | Standard kernel API - generally benign |
| RtlInitAnsiString | low | Standard kernel API - generally benign |
| ExAllocatePoolWithTag | low | Standard kernel API - generally benign |
| KeWaitForSingleObject | low | Standard kernel API - generally benign |
| ZwClose | low | Standard kernel API - generally benign |
| ZwQueryValueKey | low | Standard kernel API - generally benign |
| IoDeleteDevice | low | Standard kernel API - generally benign |
| KeSetEvent | low | Standard kernel API - generally benign |
| DbgPrint | low | Standard kernel API - generally benign |
| IofCompleteRequest | low | Standard kernel API - generally benign |
| IoBuildDeviceIoControlRequest | low | Standard kernel API - generally benign |
| KeInitializeEvent | low | Standard kernel API - generally benign |
| IoCreateDevice | low | Standard kernel API - generally benign |
| ZwOpenKey | low | Standard kernel API - generally benign |
Control codes reachable through the driver dispatch routine. Codes tied to published exploit code are flagged, since they are the primary Bring Your Own Vulnerable Driver (BYOVD) entry points.
| Code | Severity | Transfer | Description |
|---|---|---|---|
| 0x002215FF | high | METHOD_NEITHER | FILE_DEVICE_UNKNOWN Function #1407 |
| 0x0022541F | high | METHOD_NEITHER | FILE_DEVICE_UNKNOWN Function #1287 |
| 0x002200F0 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #60 |
| 0x00802484 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2337 |
| 0x00800E84 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #929 |
| 0x0080248C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2339 |
| 0x00808949 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #594 |
| 0x0080B841 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #3600 |
| 0x00800045 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #17 |
| 0x00808B48 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #722 |
| 0x00220BE8 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #762 |
| 0x00802494 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2341 |
| 0x008024BC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2351 |
| 0x0080249C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2343 |
| 0x00800065 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #25 |
| 0x003405E4 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #377 |
Section layout and Shannon entropy. High entropy in a code section is a packing or encryption indicator.
| Section | Virtual size | Raw size | Entropy | Flags |
|---|---|---|---|---|
| .text | 0x1A828 | 0x1A880 | 6.36 | CODE, EXEC, READ |
| .rdata | 0x0BD4 | 0x0C00 | 5.19 | IDATA, READ |
| .data | 0x04B4 | 0x0500 | 0.33 | IDATA, READ, WRITE |
| .pdata | 0x08A0 | 0x0900 | 4.85 | IDATA, READ |
| INIT | 0x0ACC | 0x0B00 | 5.02 | CODE, EXEC, READ, WRITE, DISCARD |
| .rsrc | 0x0648 | 0x0680 | 3.33 | IDATA, READ, DISCARD |
| .reloc | 0x00B4 | 0x0100 | 1.08 | IDATA, READ, DISCARD |
| Control Flow Guard | Not enabled |
|---|---|
| ASLR | Not enabled |
| DEP | Not enabled |
| Integrity check | Not enforced |
| Mitigation score | 20 / 100 |
Techniques this driver could enable if loaded by an adversary.
| ID | Technique | Tactic |
|---|---|---|
| T1003.001 | OS Credential Dumping: LSASS Memory | Credential Access |
| T1055.012 | Process Hollowing | Defense Evasion |
| T1068 | Exploitation for Privilege Escalation | Privilege Escalation |
| T1071 | Application Layer Protocol | Command and Control |
| T1211 | Exploitation for Defense Evasion | Defense Evasion |
| T1543.003 | Windows Service | Persistence |
| T1553.002 | Subvert Trust Controls: Code Signing | Defense Evasion |
| T1569.002 | Service Execution | Execution |
| T1652 | Device Driver Discovery | Discovery |
| Signer | Sqa.com(Test) |
|---|---|
| Issuer | Sqa.com(Test) |
| Serial | 77BC9236D94E9D89459641183A12768C |
| Valid from | 2010-03-08 04:59 UTC |
| Valid until | 2039-12-31 23:59 UTC |
| Signature validity | Verified |
Engine angr, status static_approximation, 0 paths explored at a maximum depth of 0. Vulnerability classes reached: 0. Exploitable paths: 0.
Based on DriverShield static and dynamic analysis, HtcVComV64.sys is assessed as clean, with no notable risk signals. Its composite risk score is 24/100 (verdict: clean). Always validate findings independently before acting.
HtcVComV64.sys has a DriverShield composite risk score of 24/100, placing it in the clean verdict band. SHA256: 4cf12851a5a45917c3a9139b19d79434f2038611b617f83a714506cc7a1a6c61.
HtcVComV64.sys is a Windows kernel-mode driver (.sys) analyzed by DriverShield for vulnerabilities, BYOVD abuse potential, and malware indicators. It is code-signed by Sqa.com(Test).
Related: Other drivers signed by Sqa.com(Test) · What an IOCTL dispatch code is · BYOVD research index · full driver database · CVE library · code signing atlas