Analysis
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max time kernel
143s -
max time network
153s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:11
Static task
static1
Behavioral task
behavioral1
Sample
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe
Resource
win10v2004-en-20220112
General
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Target
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe
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Size
101KB
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MD5
45c3af9f5aec9f5d2448067fb6c81259
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SHA1
58d02fd564935c15fd6ba3685f979caae3bc9f42
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SHA256
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1
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SHA512
869f0b46add91eb251c306bf094494de8634ee7149a4b217aaf114955b08dac89c039fec3e6299367e52e203b0976f9f632e13c9372091576f688030ad86571b
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 1520 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1996 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exepid process 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.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:
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exedescription pid process Token: SeIncBasePriorityPrivilege 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.execmd.exedescription pid process target process PID 1508 wrote to memory of 1520 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe MediaCenter.exe PID 1508 wrote to memory of 1520 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe MediaCenter.exe PID 1508 wrote to memory of 1520 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe MediaCenter.exe PID 1508 wrote to memory of 1520 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe MediaCenter.exe PID 1508 wrote to memory of 1996 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe cmd.exe PID 1508 wrote to memory of 1996 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe cmd.exe PID 1508 wrote to memory of 1996 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe cmd.exe PID 1508 wrote to memory of 1996 1508 0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe cmd.exe PID 1996 wrote to memory of 1088 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 1088 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 1088 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 1088 1996 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe"C:\Users\Admin\AppData\Local\Temp\0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.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\0ac5b1712f2016f7caf89a62ea561dc037f78ca4fdea71464451e87c0f5b00a1.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1088
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e2432c6bce1ee9191407a109f0c6b3a4
SHA198e93694d7871068c161336deecaaa8c7e463e6a
SHA256f0678398d4e88bdca0f1cf5dbb2d195632b322c7310d827dca8985a6da71122f
SHA5124dae414d1c5787085e938df709e773a8d6c042a0be3ba10f36472e4169b87a391202c521d631b32bb36033896146f7cfbd8f4eeed237eeff6575cc205a217904
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e2432c6bce1ee9191407a109f0c6b3a4
SHA198e93694d7871068c161336deecaaa8c7e463e6a
SHA256f0678398d4e88bdca0f1cf5dbb2d195632b322c7310d827dca8985a6da71122f
SHA5124dae414d1c5787085e938df709e773a8d6c042a0be3ba10f36472e4169b87a391202c521d631b32bb36033896146f7cfbd8f4eeed237eeff6575cc205a217904
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e2432c6bce1ee9191407a109f0c6b3a4
SHA198e93694d7871068c161336deecaaa8c7e463e6a
SHA256f0678398d4e88bdca0f1cf5dbb2d195632b322c7310d827dca8985a6da71122f
SHA5124dae414d1c5787085e938df709e773a8d6c042a0be3ba10f36472e4169b87a391202c521d631b32bb36033896146f7cfbd8f4eeed237eeff6575cc205a217904
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memory/1508-53-0x0000000076911000-0x0000000076913000-memory.dmpFilesize
8KB