Analysis
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max time kernel
148s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:15
Static task
static1
Behavioral task
behavioral1
Sample
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe
Resource
win10v2004-en-20220113
General
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Target
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe
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Size
36KB
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MD5
bc54e4ea35a3b43b2d026c7a24e42e70
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SHA1
268e12aaf47b767a5d4850b965f43349fd59c5b9
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SHA256
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb
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SHA512
6a6b7e3b91f8c11adb8c94d538f6454cdf7bc54f60dbd3eefe526069f3b01c37a56880819a9c21d80d2fdc3713d8b666a7dc3c473a7b0787b8618fa30c1424dd
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1892 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1084 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exepid process 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.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:
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exedescription pid process Token: SeIncBasePriorityPrivilege 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.execmd.exedescription pid process target process PID 1724 wrote to memory of 1892 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe MediaCenter.exe PID 1724 wrote to memory of 1892 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe MediaCenter.exe PID 1724 wrote to memory of 1892 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe MediaCenter.exe PID 1724 wrote to memory of 1892 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe MediaCenter.exe PID 1724 wrote to memory of 1084 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe cmd.exe PID 1724 wrote to memory of 1084 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe cmd.exe PID 1724 wrote to memory of 1084 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe cmd.exe PID 1724 wrote to memory of 1084 1724 1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe cmd.exe PID 1084 wrote to memory of 872 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 872 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 872 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 872 1084 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe"C:\Users\Admin\AppData\Local\Temp\1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1892 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1837183b15fcd4fdb30ac0217ab140c8f7fef744a475c7d07959791abed9c6cb.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:872
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
8d691f13304edd161f35259667b52c8f
SHA1fd73366ebaebcb1425b6c35b760791053cf2d210
SHA256ad319ff877003221a3c0bb0923afadfe45eeb43e1310832b85cea9965a27ad27
SHA5128a9016ced04e8d79e08591e9c80ab3af4c788e9ee510083c1c5ddcb60aabe1520b5a2969362497c55d0ef4af69cd680bd1c1dd4bd12273ae8ad5fbab0158b2b5
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MD5
8d691f13304edd161f35259667b52c8f
SHA1fd73366ebaebcb1425b6c35b760791053cf2d210
SHA256ad319ff877003221a3c0bb0923afadfe45eeb43e1310832b85cea9965a27ad27
SHA5128a9016ced04e8d79e08591e9c80ab3af4c788e9ee510083c1c5ddcb60aabe1520b5a2969362497c55d0ef4af69cd680bd1c1dd4bd12273ae8ad5fbab0158b2b5
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MD5
8d691f13304edd161f35259667b52c8f
SHA1fd73366ebaebcb1425b6c35b760791053cf2d210
SHA256ad319ff877003221a3c0bb0923afadfe45eeb43e1310832b85cea9965a27ad27
SHA5128a9016ced04e8d79e08591e9c80ab3af4c788e9ee510083c1c5ddcb60aabe1520b5a2969362497c55d0ef4af69cd680bd1c1dd4bd12273ae8ad5fbab0158b2b5