Analysis
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max time kernel
150s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 12:49
Static task
static1
Behavioral task
behavioral1
Sample
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe
Resource
win10v2004-en-20220113
General
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Target
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe
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Size
150KB
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MD5
5c6f0f7cb8ddce426b2067eb34163c46
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SHA1
fce4b6dcf18be5c2856e078a391a297f28c5d5cc
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SHA256
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4
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SHA512
673fe0eda57ef291ff477bb00932d455a0765ef46d164c307c12e42ee44a6d22e4e1e56fc0502000ca4f9a35773f98741a75d79bd5f7415dd17c6d7702581802
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 -
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 1920 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2004 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exepid process 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.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:
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exedescription pid process Token: SeIncBasePriorityPrivilege 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.execmd.exedescription pid process target process PID 1276 wrote to memory of 1920 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe MediaCenter.exe PID 1276 wrote to memory of 1920 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe MediaCenter.exe PID 1276 wrote to memory of 1920 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe MediaCenter.exe PID 1276 wrote to memory of 1920 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe MediaCenter.exe PID 1276 wrote to memory of 2004 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe cmd.exe PID 1276 wrote to memory of 2004 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe cmd.exe PID 1276 wrote to memory of 2004 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe cmd.exe PID 1276 wrote to memory of 2004 1276 0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe cmd.exe PID 2004 wrote to memory of 1116 2004 cmd.exe PING.EXE PID 2004 wrote to memory of 1116 2004 cmd.exe PING.EXE PID 2004 wrote to memory of 1116 2004 cmd.exe PING.EXE PID 2004 wrote to memory of 1116 2004 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe"C:\Users\Admin\AppData\Local\Temp\0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1920
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0051439ce0e77403de8f40bcd922690a021ed848b966d119febed126fa5d41a4.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1116
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e3b141be533232b4abe35547316b2cc3
SHA1321865f19f07cc8f2c5a429258f934fb3ed6860e
SHA256ddc7081f4243ad7dcde82e63818342ae3445bf616ce716ef9c6cf696a7dddefc
SHA512e95dbcab8add0fdce96ac2bb9d9906d2a900a089392d6a9a09986d12a6ea63ee3ef348624dac4a31388d21be96d5ad63af28497b1aed0c0724934c66936c89d0
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MD5
e3b141be533232b4abe35547316b2cc3
SHA1321865f19f07cc8f2c5a429258f934fb3ed6860e
SHA256ddc7081f4243ad7dcde82e63818342ae3445bf616ce716ef9c6cf696a7dddefc
SHA512e95dbcab8add0fdce96ac2bb9d9906d2a900a089392d6a9a09986d12a6ea63ee3ef348624dac4a31388d21be96d5ad63af28497b1aed0c0724934c66936c89d0