Analysis
- max time kernel
35s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
14/01/2024, 06:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5a8b0d38adbe59d13d521d642ab83a52.exe
Resource
win7-20231215-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
5a8b0d38adbe59d13d521d642ab83a52.exe
Resource
win10v2004-20231215-en
7 signatures
150 seconds
General
- Target 5a8b0d38adbe59d13d521d642ab83a52.exe
- Size 1024KB
- Sample240114-hd8agsefb9
- SHA256 ece08c7592cdd486cd685a224b8295314ccb33a09aaa94e2b506e40e522d31f2
- MD5 5a8b0d38adbe59d13d521d642ab83a52
- SHA1 3e7a8e59b37b9417373280bf0c01db75b1844e3e
- SHA512 153da13d8002c5dc64c31cfe577acecec418ce993ae5638520d3e15b9093702e38b42dd11afe60edf98c2e6f7771fe0e9fee1bb8798d658c697a18e29cf91e0b
- SSDEEP 1536:zKMxrpM6t6n4+DLGgh3aOe5idSQmwzqnwqjhurmKFct:Ge64+XGEKFRxwGjAqGct
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\79317C44 = "C:\\Users\\Admin\\AppData\\Roaming\\79317C44\\bin.exe" winver.exe - Program crash 1 IoCs
pid pid_target Process procid_target 532 2124 WerFault.exe 22 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2124 winver.exe 2124 winver.exe - Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeShutdownPrivilege 3636 Explorer.EXE Token: SeCreatePagefilePrivilege 3636 Explorer.EXE Token: SeShutdownPrivilege 3636 Explorer.EXE Token: SeCreatePagefilePrivilege 3636 Explorer.EXE Token: SeShutdownPrivilege 3636 Explorer.EXE Token: SeCreatePagefilePrivilege 3636 Explorer.EXE Token: SeShutdownPrivilege 3636 Explorer.EXE Token: SeCreatePagefilePrivilege 3636 Explorer.EXE Token: SeShutdownPrivilege 3636 Explorer.EXE Token: SeCreatePagefilePrivilege 3636 Explorer.EXE - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 2124 winver.exe 3636 Explorer.EXE 3636 Explorer.EXE - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4496 wrote to memory of 2124 4496 5a8b0d38adbe59d13d521d642ab83a52.exe 22 PID 4496 wrote to memory of 2124 4496 5a8b0d38adbe59d13d521d642ab83a52.exe 22 PID 4496 wrote to memory of 2124 4496 5a8b0d38adbe59d13d521d642ab83a52.exe 22 PID 4496 wrote to memory of 2124 4496 5a8b0d38adbe59d13d521d642ab83a52.exe 22 PID 2124 wrote to memory of 3636 2124 winver.exe 53 PID 2124 wrote to memory of 2592 2124 winver.exe 65
Processes
-
C:\Users\Admin\AppData\Local\Temp\5a8b0d38adbe59d13d521d642ab83a52.exe"C:\Users\Admin\AppData\Local\Temp\5a8b0d38adbe59d13d521d642ab83a52.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\winver.exewinver2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 3523⤵
- Program crash
PID:532
-
-
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3636
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2124 -ip 21241⤵PID:440