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Analysis
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max time kernel
166s -
max time network
198s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 02:42
Static task
static1
Behavioral task
behavioral1
Sample
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe
Resource
win10v2004-20221111-en
General
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Target
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe
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Size
233KB
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MD5
6b46424f311e8788cbe403da7fc4971e
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SHA1
35dc2391baf98941fc1df37864a36f141fd42e16
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SHA256
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc
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SHA512
75db704d38909b708dce4ab3570af4e37c81038cf76c078469d210452c1f58dd46d11239b4b7142bdfdcd2d3103492ff8b8980278e34a0f2b0325234151bdc9c
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SSDEEP
6144:zSbxtD9NyTRduYTF8Lt5slJARjzy0AjgTz:OxHNy9TSbLRK5
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{df4757a3-8c4e-42bd-395c-84c59df2e649}\\n." 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe -
Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Modifies registry class 7 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{df4757a3-8c4e-42bd-395c-84c59df2e649}\\n." 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\clsid 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1} 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2532 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeDebugPrivilege 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Token: SeDebugPrivilege 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Token: SeDebugPrivilege 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE Token: SeShutdownPrivilege 2532 Explorer.EXE Token: SeCreatePagefilePrivilege 2532 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2532 Explorer.EXE 2532 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4528 wrote to memory of 2532 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 61 PID 4528 wrote to memory of 2532 4528 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 61
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2532 -
C:\Users\Admin\AppData\Local\Temp\7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe"C:\Users\Admin\AppData\Local\Temp\7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528
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