Analysis
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max time kernel
120s -
max time network
137s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:50
Static task
static1
Behavioral task
behavioral1
Sample
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe
Resource
win10v2004-en-20220113
General
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Target
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe
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Size
100KB
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MD5
bb7b88ebf1a2ceb062328282abd3b418
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SHA1
75431ee6b26b547b9999431950046081d2cf1e5c
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SHA256
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac
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SHA512
2e229e613d5ef1976c0e2f4ba16ca60220c37570f1ca6515591367f5bffd31faccb24d3a4a285d0f3bb991bc9dd9fbdd031b679b6dfc4167b7a66b00b383147d
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 268 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1664 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exepid process 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.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:
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exedescription pid process Token: SeIncBasePriorityPrivilege 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.execmd.exedescription pid process target process PID 1212 wrote to memory of 268 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe MediaCenter.exe PID 1212 wrote to memory of 268 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe MediaCenter.exe PID 1212 wrote to memory of 268 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe MediaCenter.exe PID 1212 wrote to memory of 268 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe MediaCenter.exe PID 1212 wrote to memory of 1664 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe cmd.exe PID 1212 wrote to memory of 1664 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe cmd.exe PID 1212 wrote to memory of 1664 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe cmd.exe PID 1212 wrote to memory of 1664 1212 11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe cmd.exe PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe"C:\Users\Admin\AppData\Local\Temp\11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:268 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11913ab806a28a8116fb6e6aa828493f5433052d6345bbb6a684f41411e17aac.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1200
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
75249dc9ff5850af4d53925f18827683
SHA15cf4792044d24b3fdc55a279600e432e98a33767
SHA256b150c7d500ceccf75362517e2a6a70918160bdad1ce408f82b77aca241855d81
SHA512d610c25a9b2b1846f281c94d6bf48a769613b232b1f55b0fb87d6112ff634e3a8c268c447b8e65863d33cc0cf1cdd233167f9f908ee1f9572ef2d9b6e17e5364
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MD5
75249dc9ff5850af4d53925f18827683
SHA15cf4792044d24b3fdc55a279600e432e98a33767
SHA256b150c7d500ceccf75362517e2a6a70918160bdad1ce408f82b77aca241855d81
SHA512d610c25a9b2b1846f281c94d6bf48a769613b232b1f55b0fb87d6112ff634e3a8c268c447b8e65863d33cc0cf1cdd233167f9f908ee1f9572ef2d9b6e17e5364
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MD5
75249dc9ff5850af4d53925f18827683
SHA15cf4792044d24b3fdc55a279600e432e98a33767
SHA256b150c7d500ceccf75362517e2a6a70918160bdad1ce408f82b77aca241855d81
SHA512d610c25a9b2b1846f281c94d6bf48a769613b232b1f55b0fb87d6112ff634e3a8c268c447b8e65863d33cc0cf1cdd233167f9f908ee1f9572ef2d9b6e17e5364