Analysis
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max time kernel
154s -
max time network
172s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:14
Static task
static1
Behavioral task
behavioral1
Sample
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe
Resource
win10v2004-en-20220112
General
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Target
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe
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Size
101KB
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MD5
a91f79db53e269f43dd5e5077928817d
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SHA1
865f324ef5d232754f6585a261f608ab86c289e0
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SHA256
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2
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SHA512
d9f781bd9adfdf3338891ead4f72803cd44b9515e7439357f8b80fc2aaf4d3985b4b27f64792d2163b2c783579727c2636e13387f492ee380ab51164b6866213
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 584 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1640 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exepid process 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.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:
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exedescription pid process Token: SeIncBasePriorityPrivilege 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.execmd.exedescription pid process target process PID 1896 wrote to memory of 584 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe MediaCenter.exe PID 1896 wrote to memory of 584 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe MediaCenter.exe PID 1896 wrote to memory of 584 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe MediaCenter.exe PID 1896 wrote to memory of 584 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe MediaCenter.exe PID 1896 wrote to memory of 1640 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe cmd.exe PID 1896 wrote to memory of 1640 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe cmd.exe PID 1896 wrote to memory of 1640 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe cmd.exe PID 1896 wrote to memory of 1640 1896 0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe cmd.exe PID 1640 wrote to memory of 1648 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 1648 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 1648 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 1648 1640 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe"C:\Users\Admin\AppData\Local\Temp\0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:584 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b71b4f2d66f03ea06305f09f2cb2ee2150fcb1577a697fba30d8d3e74b25dd2.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1648
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
70726ee4b913246fe627df6147e609a9
SHA19883cc249c60e2f2dce20f589db2d71980890f76
SHA256bba270bddaaaafc3ec7f60b3b9170fa757667c02b4d7060a3aaed77fea8be301
SHA512bb32413a24b64af6f869858c8394a673a6210f9d57ca45ad3389bd744450f980df8899359f2204271d187dbd58712558b7ccb0170e3fefeaf1c101596a4a9332
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MD5
70726ee4b913246fe627df6147e609a9
SHA19883cc249c60e2f2dce20f589db2d71980890f76
SHA256bba270bddaaaafc3ec7f60b3b9170fa757667c02b4d7060a3aaed77fea8be301
SHA512bb32413a24b64af6f869858c8394a673a6210f9d57ca45ad3389bd744450f980df8899359f2204271d187dbd58712558b7ccb0170e3fefeaf1c101596a4a9332
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MD5
70726ee4b913246fe627df6147e609a9
SHA19883cc249c60e2f2dce20f589db2d71980890f76
SHA256bba270bddaaaafc3ec7f60b3b9170fa757667c02b4d7060a3aaed77fea8be301
SHA512bb32413a24b64af6f869858c8394a673a6210f9d57ca45ad3389bd744450f980df8899359f2204271d187dbd58712558b7ccb0170e3fefeaf1c101596a4a9332