Analysis
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max time kernel
143s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:14
Static task
static1
Behavioral task
behavioral1
Sample
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe
Resource
win10v2004-en-20220113
General
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Target
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe
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Size
216KB
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MD5
358182eec28d565959f49a14783e5c89
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SHA1
dc67a7e61fc74752ad700922ded0275c07b58d39
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SHA256
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019
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SHA512
ab0144eb7bca3dc6f8252d6f8d7f37236017d7356c5c0ef422e429cc3b3ebc6984833b6ce3b2d772f296d04c52026f5987b4480573ee3da41a94537e22eac16b
Malware Config
Signatures
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Sakula Payload 4 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 behavioral1/memory/1912-58-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/320-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 320 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1120 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exepid process 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.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:
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exedescription pid process Token: SeIncBasePriorityPrivilege 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.execmd.exedescription pid process target process PID 1912 wrote to memory of 320 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe MediaCenter.exe PID 1912 wrote to memory of 320 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe MediaCenter.exe PID 1912 wrote to memory of 320 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe MediaCenter.exe PID 1912 wrote to memory of 320 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe MediaCenter.exe PID 1912 wrote to memory of 1120 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe cmd.exe PID 1912 wrote to memory of 1120 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe cmd.exe PID 1912 wrote to memory of 1120 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe cmd.exe PID 1912 wrote to memory of 1120 1912 10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe cmd.exe PID 1120 wrote to memory of 1220 1120 cmd.exe PING.EXE PID 1120 wrote to memory of 1220 1120 cmd.exe PING.EXE PID 1120 wrote to memory of 1220 1120 cmd.exe PING.EXE PID 1120 wrote to memory of 1220 1120 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe"C:\Users\Admin\AppData\Local\Temp\10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:320 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10840bc7ae3c97f43e9eb6f5d94e6eeada279590e427e5da77909ba67c370019.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1220
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d8da23a704e9d935877dde86734a00bf
SHA1dd450bbf3ffdcf045d64c3dbb2ad15658db1cb2e
SHA256b39f76c653904a32a28dbb631e16c9cfed4324c8f78ad84e6a42b2033fbb180a
SHA5122b30534f6302dbbefa35792d1de854b5f1fae3eecb214b5e7436b7f5b53cd50d7b00202768b97335e4fe731d87ae2e7cf4b45004ba750fdea84ea13c06785b4c
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MD5
d8da23a704e9d935877dde86734a00bf
SHA1dd450bbf3ffdcf045d64c3dbb2ad15658db1cb2e
SHA256b39f76c653904a32a28dbb631e16c9cfed4324c8f78ad84e6a42b2033fbb180a
SHA5122b30534f6302dbbefa35792d1de854b5f1fae3eecb214b5e7436b7f5b53cd50d7b00202768b97335e4fe731d87ae2e7cf4b45004ba750fdea84ea13c06785b4c