Analysis
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max time kernel
131s -
max time network
157s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:38
Static task
static1
Behavioral task
behavioral1
Sample
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe
Resource
win10v2004-en-20220113
General
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Target
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe
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Size
80KB
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MD5
9de1f67affbe3a5425d2e2c8357f7a58
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SHA1
1221e14e731d69a431fd361d17ca9c289188b485
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SHA256
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0
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SHA512
8dfe23ca7580a4ebd9db35f100517a216441cd56d8cfd43c54cd4dad6c332426e9c3d6f5ab3a97aeacf08012af01bb925c587a585c7ca48085a07affa3df5e9b
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1716 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1412 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exepid process 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exedescription pid process Token: SeIncBasePriorityPrivilege 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.execmd.exedescription pid process target process PID 860 wrote to memory of 1716 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe MediaCenter.exe PID 860 wrote to memory of 1716 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe MediaCenter.exe PID 860 wrote to memory of 1716 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe MediaCenter.exe PID 860 wrote to memory of 1716 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe MediaCenter.exe PID 860 wrote to memory of 1412 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe cmd.exe PID 860 wrote to memory of 1412 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe cmd.exe PID 860 wrote to memory of 1412 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe cmd.exe PID 860 wrote to memory of 1412 860 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe cmd.exe PID 1412 wrote to memory of 788 1412 cmd.exe PING.EXE PID 1412 wrote to memory of 788 1412 cmd.exe PING.EXE PID 1412 wrote to memory of 788 1412 cmd.exe PING.EXE PID 1412 wrote to memory of 788 1412 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe"C:\Users\Admin\AppData\Local\Temp\171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1716 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1412 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:788
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
43e0c2430c1f4abab532df4958bcb5d5
SHA12d23523d3857e3c091c177d38c95c72b9c9b336d
SHA25678f0ce1b77483c31ea1ad6dfc51d7642161ee7c0e586e88c18a4d0e4123e035c
SHA512547398ea869a2578193b73c0f61ed9f2125f5dc463f652adc2a21c5e740a2947af7eb73af9e1d42ec0a3af608a591ea385ba49600916c51e43a17a6318e4c39b
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MD5
43e0c2430c1f4abab532df4958bcb5d5
SHA12d23523d3857e3c091c177d38c95c72b9c9b336d
SHA25678f0ce1b77483c31ea1ad6dfc51d7642161ee7c0e586e88c18a4d0e4123e035c
SHA512547398ea869a2578193b73c0f61ed9f2125f5dc463f652adc2a21c5e740a2947af7eb73af9e1d42ec0a3af608a591ea385ba49600916c51e43a17a6318e4c39b
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MD5
43e0c2430c1f4abab532df4958bcb5d5
SHA12d23523d3857e3c091c177d38c95c72b9c9b336d
SHA25678f0ce1b77483c31ea1ad6dfc51d7642161ee7c0e586e88c18a4d0e4123e035c
SHA512547398ea869a2578193b73c0f61ed9f2125f5dc463f652adc2a21c5e740a2947af7eb73af9e1d42ec0a3af608a591ea385ba49600916c51e43a17a6318e4c39b