Analysis
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max time kernel
134s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:56
Static task
static1
Behavioral task
behavioral1
Sample
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
Resource
win10v2004-en-20220113
General
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Target
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
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Size
216KB
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MD5
aae796da9ad01a418d58fff0460e1fe1
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SHA1
0543b7feaf952fc69b5d09711e44a27aa326fb36
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SHA256
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d
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SHA512
83d42496be9581324c76395ab4d22e4a0bac55a4ef26a3e4013b260d33de3d46bc9aefc862684f4c3972653aac805300046e119ab51c231da4e18d101dc5bec5
Malware Config
Signatures
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Sakula Payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula behavioral1/memory/1668-58-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1468-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1468 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 816 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exepid process 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.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:
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exedescription pid process Token: SeIncBasePriorityPrivilege 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.execmd.exedescription pid process target process PID 1668 wrote to memory of 1468 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe MediaCenter.exe PID 1668 wrote to memory of 1468 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe MediaCenter.exe PID 1668 wrote to memory of 1468 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe MediaCenter.exe PID 1668 wrote to memory of 1468 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe MediaCenter.exe PID 1668 wrote to memory of 816 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe cmd.exe PID 1668 wrote to memory of 816 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe cmd.exe PID 1668 wrote to memory of 816 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe cmd.exe PID 1668 wrote to memory of 816 1668 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe cmd.exe PID 816 wrote to memory of 1328 816 cmd.exe PING.EXE PID 816 wrote to memory of 1328 816 cmd.exe PING.EXE PID 816 wrote to memory of 1328 816 cmd.exe PING.EXE PID 816 wrote to memory of 1328 816 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1468 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1328
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
17a5fbc67f1f476ab9f96187bedca9f1
SHA13788a51f684cc4a2219d7f758dae6b0d1d8f2bd0
SHA25644a63c24d851f1c230b3ead88adab59655ed4780be85e9a7694aa43576b58d55
SHA51216e9a783a4d0cc564a1ca426426aae34efbe87f01ea14722d465dfe25e0b7de85d08923bd81b9b3655e1675775bdd8fd10a6e1989fb49c55aaeac60f121c86a7
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MD5
17a5fbc67f1f476ab9f96187bedca9f1
SHA13788a51f684cc4a2219d7f758dae6b0d1d8f2bd0
SHA25644a63c24d851f1c230b3ead88adab59655ed4780be85e9a7694aa43576b58d55
SHA51216e9a783a4d0cc564a1ca426426aae34efbe87f01ea14722d465dfe25e0b7de85d08923bd81b9b3655e1675775bdd8fd10a6e1989fb49c55aaeac60f121c86a7