Analysis
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max time kernel
148s -
max time network
158s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
21-01-2022 23:56
Static task
static1
Behavioral task
behavioral1
Sample
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe
Resource
win10-en-20211208
General
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Target
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe
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Size
89KB
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MD5
f9b71e959f79d25bad195f59f5ae502e
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SHA1
0b86b3a098aa6325451225b5ea14ee9d62e0c638
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SHA256
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f
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SHA512
c53588e4ef87d2524f9050116fcf00d18f0845ffe92d41466d957ed1f7ba2f7e1a3e01bbe45e7dc7f3afc3d742bad13d73c249ab730e7d66320acee5a57c53c1
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1152 MediaCenter.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.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:
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exedescription pid process Token: SeIncBasePriorityPrivilege 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.execmd.exedescription pid process target process PID 3176 wrote to memory of 1152 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe MediaCenter.exe PID 3176 wrote to memory of 1152 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe MediaCenter.exe PID 3176 wrote to memory of 1152 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe MediaCenter.exe PID 3176 wrote to memory of 3160 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe cmd.exe PID 3176 wrote to memory of 3160 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe cmd.exe PID 3176 wrote to memory of 3160 3176 7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe cmd.exe PID 3160 wrote to memory of 1752 3160 cmd.exe PING.EXE PID 3160 wrote to memory of 1752 3160 cmd.exe PING.EXE PID 3160 wrote to memory of 1752 3160 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe"C:\Users\Admin\AppData\Local\Temp\7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1152 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\7541a99350adbb0fe1046b889bc915689eeb08500c7c76d4cb440b0d2e91ca6f.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3160 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1752
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
87a6648d50c910652112e7f7ad99f112
SHA18d8ddc92a0535c874b2e83a7eb2e2745d824a464
SHA25679bc5302f2e1fed175a554b0af3d3cc17eac4c7380ac020d9df954584df924d3
SHA51203c1f9cbba5c47387588bafa4f823f4f7274316500211e148b53ad64dec5a968d1f71a764c6a6dc7e838ca83814e363d622e79f0e2488c8d4b6008f0143f6aba
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MD5
87a6648d50c910652112e7f7ad99f112
SHA18d8ddc92a0535c874b2e83a7eb2e2745d824a464
SHA25679bc5302f2e1fed175a554b0af3d3cc17eac4c7380ac020d9df954584df924d3
SHA51203c1f9cbba5c47387588bafa4f823f4f7274316500211e148b53ad64dec5a968d1f71a764c6a6dc7e838ca83814e363d622e79f0e2488c8d4b6008f0143f6aba