Analysis
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max time kernel
119s -
max time network
135s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:46
Static task
static1
Behavioral task
behavioral1
Sample
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe
Resource
win10v2004-en-20220113
General
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Target
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe
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Size
58KB
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MD5
89f5b2aa9bf7258ed885d54be3ff7309
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SHA1
5ed3a98eb79327794611c844370e63d44fde3603
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SHA256
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415
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SHA512
98895fa3a2f1ba4c7ea4157260f8354b7f5ce7272549ad5914039f2e96bb4a92e6479dec8958e534f3b43244c5ad0f5736750ec15eb0db0f615cfeea834bee86
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 756 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1288 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exepid process 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.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:
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exedescription pid process Token: SeIncBasePriorityPrivilege 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.execmd.exedescription pid process target process PID 1636 wrote to memory of 756 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe MediaCenter.exe PID 1636 wrote to memory of 756 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe MediaCenter.exe PID 1636 wrote to memory of 756 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe MediaCenter.exe PID 1636 wrote to memory of 756 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe MediaCenter.exe PID 1636 wrote to memory of 1288 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe cmd.exe PID 1636 wrote to memory of 1288 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe cmd.exe PID 1636 wrote to memory of 1288 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe cmd.exe PID 1636 wrote to memory of 1288 1636 03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe cmd.exe PID 1288 wrote to memory of 1840 1288 cmd.exe PING.EXE PID 1288 wrote to memory of 1840 1288 cmd.exe PING.EXE PID 1288 wrote to memory of 1840 1288 cmd.exe PING.EXE PID 1288 wrote to memory of 1840 1288 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe"C:\Users\Admin\AppData\Local\Temp\03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:756
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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\03703bdbcf4b2978eead21dd70c95fc33ca5a75d8e529a1fe119481709e0c415.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1840
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9f3c91b9c638dacd7c0c6c8277e829d0
SHA1e30d86e454100d31f56fa2956b6f0a5c0e1d6719
SHA2560ee893df7efd4f49b4b3352ae0b388ff3c092ca752b4933c78f097de953b60a6
SHA512ca9163fcd81c1721440e1c72b5e091672c939bef119885f9fe1678bcce5cc5cc8debce8f58ecbfd9becb7c54f3ac07f5ba2eeda3b5829cb62b05917410bd23ce
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MD5
9f3c91b9c638dacd7c0c6c8277e829d0
SHA1e30d86e454100d31f56fa2956b6f0a5c0e1d6719
SHA2560ee893df7efd4f49b4b3352ae0b388ff3c092ca752b4933c78f097de953b60a6
SHA512ca9163fcd81c1721440e1c72b5e091672c939bef119885f9fe1678bcce5cc5cc8debce8f58ecbfd9becb7c54f3ac07f5ba2eeda3b5829cb62b05917410bd23ce
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MD5
9f3c91b9c638dacd7c0c6c8277e829d0
SHA1e30d86e454100d31f56fa2956b6f0a5c0e1d6719
SHA2560ee893df7efd4f49b4b3352ae0b388ff3c092ca752b4933c78f097de953b60a6
SHA512ca9163fcd81c1721440e1c72b5e091672c939bef119885f9fe1678bcce5cc5cc8debce8f58ecbfd9becb7c54f3ac07f5ba2eeda3b5829cb62b05917410bd23ce