Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2024 13:23
Behavioral task
behavioral1
Sample
6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe
Resource
win7-20240903-en
General
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Target
6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe
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Size
43KB
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MD5
fc6ccb46c81f4ca126e1f179a197884d
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SHA1
1cf013ae2de47575ea10cb247e5f40d8efed25e5
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SHA256
6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd
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SHA512
2a161d83898b060aa49fb0848124759e1ca8dd2836d828c8c5cd706ca7553a2a654e2f91d27c44b993e2590e082ff215b32363dc8e79138738972ccba26dc557
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SSDEEP
768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqY:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8W
Malware Config
Signatures
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Sakula family
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Sakula payload 4 IoCs
resource yara_rule behavioral2/memory/1168-6-0x0000000000CD0000-0x0000000000CEF000-memory.dmp family_sakula behavioral2/memory/3948-8-0x00000000009B0000-0x00000000009CF000-memory.dmp family_sakula behavioral2/memory/1168-13-0x0000000000CD0000-0x0000000000CEF000-memory.dmp family_sakula behavioral2/memory/3948-17-0x00000000009B0000-0x00000000009CF000-memory.dmp family_sakula -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe -
Executes dropped EXE 1 IoCs
pid Process 3948 MediaCenter.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe -
resource yara_rule behavioral2/memory/1168-0-0x0000000000CD0000-0x0000000000CEF000-memory.dmp upx behavioral2/files/0x0007000000023c60-3.dat upx behavioral2/memory/3948-4-0x00000000009B0000-0x00000000009CF000-memory.dmp upx behavioral2/memory/1168-6-0x0000000000CD0000-0x0000000000CEF000-memory.dmp upx behavioral2/memory/3948-8-0x00000000009B0000-0x00000000009CF000-memory.dmp upx behavioral2/memory/1168-13-0x0000000000CD0000-0x0000000000CEF000-memory.dmp upx behavioral2/memory/3948-17-0x00000000009B0000-0x00000000009CF000-memory.dmp upx -
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 4 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 MediaCenter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4680 cmd.exe 2156 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2156 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1168 wrote to memory of 3948 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe 82 PID 1168 wrote to memory of 3948 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe 82 PID 1168 wrote to memory of 3948 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe 82 PID 1168 wrote to memory of 4680 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe 91 PID 1168 wrote to memory of 4680 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe 91 PID 1168 wrote to memory of 4680 1168 6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe 91 PID 4680 wrote to memory of 2156 4680 cmd.exe 93 PID 4680 wrote to memory of 2156 4680 cmd.exe 93 PID 4680 wrote to memory of 2156 4680 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe"C:\Users\Admin\AppData\Local\Temp\6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3948
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6b938a685680764781b07aae0e03516333dae0594ff89d9da54e147ab3af7cbd.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2156
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
43KB
MD51880c3a30b274fdf20e08e92f50d72ac
SHA10e2a230a4cd3137acb28c40f9ba3d74732f4442d
SHA2568154712657b5f64ca4f92e992ba9ec49c2b69974a7f7322d2d337496a06e5160
SHA51266dc52bfe405e8bfee24d81ddcb984d988ccd240fc80084b0976b1a05c09d936256b01a4117f3e8c3a501f57c851ac6dc504f1f56aa5eb3d8c71bce5f2658f1e