Analysis
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max time kernel
131s -
max time network
144s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:53
Static task
static1
Behavioral task
behavioral1
Sample
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe
Resource
win10v2004-en-20220113
General
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Target
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe
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Size
150KB
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MD5
f110cba2f87e0aace9d42a29eaba6101
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SHA1
e8075fd0708ef5367d17ecdb6f0fff087c39a19d
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SHA256
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa
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SHA512
0eb61266c9ae5e4679e745c00ed89aeb3e52c5fec54d2e6907e43b18db8a9dcdd8417db2dfac1a58382bbf84ed021e5b8453b72a0a0b23e2ce02cde6c0c0e3c0
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 1092 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1652 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exepid process 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.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:
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exedescription pid process Token: SeIncBasePriorityPrivilege 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.execmd.exedescription pid process target process PID 1624 wrote to memory of 1092 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe MediaCenter.exe PID 1624 wrote to memory of 1092 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe MediaCenter.exe PID 1624 wrote to memory of 1092 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe MediaCenter.exe PID 1624 wrote to memory of 1092 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe MediaCenter.exe PID 1624 wrote to memory of 1652 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe cmd.exe PID 1624 wrote to memory of 1652 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe cmd.exe PID 1624 wrote to memory of 1652 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe cmd.exe PID 1624 wrote to memory of 1652 1624 14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe cmd.exe PID 1652 wrote to memory of 1640 1652 cmd.exe PING.EXE PID 1652 wrote to memory of 1640 1652 cmd.exe PING.EXE PID 1652 wrote to memory of 1640 1652 cmd.exe PING.EXE PID 1652 wrote to memory of 1640 1652 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe"C:\Users\Admin\AppData\Local\Temp\14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1092 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1640
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d0726282527f401a73fde7ca72fe4fce
SHA1aa0c2d46b3eb65c115adbb56d2305c9b813610e1
SHA256d3b011572be9b0d628fe76709ae9d6882d09f450dae5ade76f361f7842ac3349
SHA512a936d1d8a523636b19d9c0958aca07bd0257f68c4c5672c5600e84e1f8c8ce66dbee56b24121a5b3689a45542855b0b2a93a5843a393021509946f2e9eac0063
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MD5
d0726282527f401a73fde7ca72fe4fce
SHA1aa0c2d46b3eb65c115adbb56d2305c9b813610e1
SHA256d3b011572be9b0d628fe76709ae9d6882d09f450dae5ade76f361f7842ac3349
SHA512a936d1d8a523636b19d9c0958aca07bd0257f68c4c5672c5600e84e1f8c8ce66dbee56b24121a5b3689a45542855b0b2a93a5843a393021509946f2e9eac0063