Analysis
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max time kernel
151s -
max time network
157s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:54
Static task
static1
Behavioral task
behavioral1
Sample
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe
Resource
win10v2004-en-20220113
General
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Target
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe
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Size
99KB
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MD5
65b23a7fb30e20ba860c2989f447a388
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SHA1
fc7348a0c16db11799c0ebf410d4b03c9ddf3204
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SHA256
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256
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SHA512
6630b6ea88d93587092f99efdb9990ad101c01265f05c6a8bd92f9c7a7fc93f454cee862aa128b0fe28c42e0bb67db36e9fc32e5de0b7004c184d82a3e891b03
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1520 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 804 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exepid process 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.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:
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exedescription pid process Token: SeIncBasePriorityPrivilege 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.execmd.exedescription pid process target process PID 1508 wrote to memory of 1520 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe MediaCenter.exe PID 1508 wrote to memory of 1520 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe MediaCenter.exe PID 1508 wrote to memory of 1520 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe MediaCenter.exe PID 1508 wrote to memory of 1520 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe MediaCenter.exe PID 1508 wrote to memory of 804 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe cmd.exe PID 1508 wrote to memory of 804 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe cmd.exe PID 1508 wrote to memory of 804 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe cmd.exe PID 1508 wrote to memory of 804 1508 1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe cmd.exe PID 804 wrote to memory of 296 804 cmd.exe PING.EXE PID 804 wrote to memory of 296 804 cmd.exe PING.EXE PID 804 wrote to memory of 296 804 cmd.exe PING.EXE PID 804 wrote to memory of 296 804 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe"C:\Users\Admin\AppData\Local\Temp\1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1508 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1520 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1923e4bd7d1a9ca350bda169aeec19f6a1ea765c197e6bdfcf2672486abce256.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:804 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:296
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
3aa08114a369306e7bf8741e49d50038
SHA1285a2c47d754108b3ce81ebd7d812151ff232e00
SHA25665a04c15dee6915f74afa25a3d3795acd3b80122d54288e1c73cc9b9e0770361
SHA51205869febeec816760aa2e7eaf981c6f516bc2d631e2a8c56cd6b75b42d666a95d2f98e52fa7a6d934bda12ab2596f1dcc25d83d565dea3d2087d5ace247ef515
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MD5
3aa08114a369306e7bf8741e49d50038
SHA1285a2c47d754108b3ce81ebd7d812151ff232e00
SHA25665a04c15dee6915f74afa25a3d3795acd3b80122d54288e1c73cc9b9e0770361
SHA51205869febeec816760aa2e7eaf981c6f516bc2d631e2a8c56cd6b75b42d666a95d2f98e52fa7a6d934bda12ab2596f1dcc25d83d565dea3d2087d5ace247ef515
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MD5
3aa08114a369306e7bf8741e49d50038
SHA1285a2c47d754108b3ce81ebd7d812151ff232e00
SHA25665a04c15dee6915f74afa25a3d3795acd3b80122d54288e1c73cc9b9e0770361
SHA51205869febeec816760aa2e7eaf981c6f516bc2d631e2a8c56cd6b75b42d666a95d2f98e52fa7a6d934bda12ab2596f1dcc25d83d565dea3d2087d5ace247ef515