Analysis
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max time kernel
141s -
max time network
155s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:38
Static task
static1
Behavioral task
behavioral1
Sample
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe
Resource
win10v2004-en-20220112
General
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Target
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe
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Size
150KB
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MD5
ef3c1c7dfb74da44143bdf481fc76a07
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SHA1
e3596d59da66e94561c8ac364b659e56a4f12df7
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SHA256
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621
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SHA512
2c37329ba5e6c85a7b6a569b228cdb754b04464c4fc6400105920bc73fd8d283e6a1563e51047e2d1fdb89b50fbbf0d1d4ac94eaa19bd5bc60ab3781abe48400
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1616 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1428 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exepid process 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.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:
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exedescription pid process Token: SeIncBasePriorityPrivilege 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.execmd.exedescription pid process target process PID 956 wrote to memory of 1616 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe MediaCenter.exe PID 956 wrote to memory of 1616 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe MediaCenter.exe PID 956 wrote to memory of 1616 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe MediaCenter.exe PID 956 wrote to memory of 1616 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe MediaCenter.exe PID 956 wrote to memory of 1428 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe cmd.exe PID 956 wrote to memory of 1428 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe cmd.exe PID 956 wrote to memory of 1428 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe cmd.exe PID 956 wrote to memory of 1428 956 122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe cmd.exe PID 1428 wrote to memory of 396 1428 cmd.exe PING.EXE PID 1428 wrote to memory of 396 1428 cmd.exe PING.EXE PID 1428 wrote to memory of 396 1428 cmd.exe PING.EXE PID 1428 wrote to memory of 396 1428 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe"C:\Users\Admin\AppData\Local\Temp\122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1616 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\122515ebd1e15a406f1fb8846de97ed0f9b50b6ca899bc0be5bc79e60153d621.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:396
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
924a931b83f35930d7d8f69514113305
SHA1cf740b50434df7562bc89ceeec02ab468e26319d
SHA2566bbbbc23ad3435017bf131d865e7d130d567e4f0a1b96f9b73ca7f523fa3f4ca
SHA5126b43983c993f64afe30a304a76ef80f44cb949f53c4464e473d72d427a861eaaaa963b470e604f2916c0fb508ce6fd1d6db1e7e2aa9c42bbb18b725d36a97278
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MD5
924a931b83f35930d7d8f69514113305
SHA1cf740b50434df7562bc89ceeec02ab468e26319d
SHA2566bbbbc23ad3435017bf131d865e7d130d567e4f0a1b96f9b73ca7f523fa3f4ca
SHA5126b43983c993f64afe30a304a76ef80f44cb949f53c4464e473d72d427a861eaaaa963b470e604f2916c0fb508ce6fd1d6db1e7e2aa9c42bbb18b725d36a97278