Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
20/09/2026, 12:19
General
- Target 8月疑似出千客人图片集.exe
- Size 6.5MB
- Sample260920-phacksba42
- SHA256 b5cbc8e01f2d5d07d41f8a245d8cd2b4ffde2acff2dbff2d4ee9365338d21faa
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
- Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 2 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Themida packer 16 IoCs
Detects Themida, an advanced Windows software protection system.
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs
Command interpreters often include specific commands/flags that ignore errors and other hangups.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Suspicious behavior: EnumeratesProcesses 25 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\8月疑似出千客人图片集.exe"C:\Users\Admin\AppData\Local\Temp\8月疑似出千客人图片集.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\ProgramData\NeteaseWinDev\NeteaseWinDev.exe"C:\ProgramData\NeteaseWinDev\NeteaseWinDev.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\cmd.execmd.exe /c powershell -Command "Get-Process Weixin -ErrorAction SilentlyContinue | ForEach-Object {(Get-Item $_.Path).VersionInfo.FileVersion}"3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -Command "Get-Process Weixin -ErrorAction SilentlyContinue | ForEach-Object {(Get-Item $_.Path).VersionInfo.FileVersion}"4⤵
- Hide Artifacts: Ignore Process Interrupts
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\NeteaseWinDev\NeteaseWinDev.exeC:\ProgramData\NeteaseWinDev\NeteaseWinDev.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v16
Defense Evasion
Hide Artifacts
1Ignore Process Interrupts
1Virtualization/Sandbox Evasion
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
NeteaseWinDev.exe
qbcore.dll
__PSScriptPolicyTest_v1a2olf3.lkq.ps1
memory/684-22-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/684-24-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/684-19-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/684-23-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/684-17-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-18-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-21-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-20-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-16-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-25-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-36-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-39-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-42-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-44-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/2720-47-0x000000022F180000-0x000000022FF57000-memory.dmp
memory/3216-14-0x0000000000330000-0x00000000009CB000-memory.dmp
memory/3456-33-0x00000283DD600000-0x00000283DD622000-memory.dmp