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11/03/2025, 16:12
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241209-cbqprsxngx 10Analysis
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max time kernel
15s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20241010-de -
resource tags
arch:x64arch:x86image:win7-20241010-delocale:de-deos:windows7-x64systemwindows -
submitted
11/03/2025, 16:12
Static task
static1
Behavioral task
behavioral1
Sample
v2.exe
Resource
win7-20241010-de
Behavioral task
behavioral2
Sample
v2.exe
Resource
win10v2004-20250217-de
Errors
General
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Target
v2.exe
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Size
121KB
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MD5
944ed18066724dc6ca3fb3d72e4b9bdf
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SHA1
1a19c8793cd783a5bb89777f5bc09e580f97ce29
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SHA256
74ce1be7fe32869dbbfe599d7992c306a7ee693eb517924135975daa64a3a92f
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SHA512
a4d23cba68205350ae58920479cb52836f9c6dac20d1634993f3758a1e5866f40b0296226341958d1200e1fcd292b8138c41a9ed8911d7abeaa223a06bfe4ad3
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SSDEEP
1536:vjVXKif7kaCtHM7qpo6ZQDtFnNi+ti09or2LkLpLik8ICS4Ao3uZs/WVEdz725sK:J1MZwlLk9Bm3uW/Wud2K36cn/wCY
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\A: v2.exe File opened (read-only) \??\J: v2.exe File opened (read-only) \??\K: v2.exe File opened (read-only) \??\L: v2.exe File opened (read-only) \??\N: v2.exe File opened (read-only) \??\O: v2.exe File opened (read-only) \??\S: v2.exe File opened (read-only) \??\G: v2.exe File opened (read-only) \??\M: v2.exe File opened (read-only) \??\T: v2.exe File opened (read-only) \??\V: v2.exe File opened (read-only) \??\X: v2.exe File opened (read-only) \??\B: v2.exe File opened (read-only) \??\H: v2.exe File opened (read-only) \??\I: v2.exe File opened (read-only) \??\P: v2.exe File opened (read-only) \??\U: v2.exe File opened (read-only) \??\Z: v2.exe File opened (read-only) \??\F: v2.exe File opened (read-only) \??\E: v2.exe File opened (read-only) \??\Q: v2.exe File opened (read-only) \??\R: v2.exe File opened (read-only) \??\W: v2.exe File opened (read-only) \??\Y: v2.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created \??\c:\program files\r40d74-readme.txt v2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language v2.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2056 v2.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2056 v2.exe Token: SeTakeOwnershipPrivilege 2056 v2.exe Token: SeBackupPrivilege 2596 vssvc.exe Token: SeRestorePrivilege 2596 vssvc.exe Token: SeAuditPrivilege 2596 vssvc.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\v2.exe"C:\Users\Admin\AppData\Local\Temp\v2.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2056
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2824
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2596
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵PID:2540
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x11⤵PID:2004