Analysis
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max time kernel
122s -
max time network
134s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:52
Static task
static1
Behavioral task
behavioral1
Sample
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe
Resource
win10v2004-en-20220113
General
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Target
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe
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Size
101KB
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MD5
808236fc896e28084d1fdfb6e2499c9d
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SHA1
79647997959cc41f998dfbda84181a03c7846d9c
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SHA256
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc
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SHA512
058cc6db656b852a15b0c2839ac45e10fe1ec9686d7d1bbd61fdec769965e607f79a6b470db64a0c5b225279257677093943f885cb24c3d1e2ddfd23fb8d2160
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 1340 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 436 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exepid process 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.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:
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exedescription pid process Token: SeIncBasePriorityPrivilege 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.execmd.exedescription pid process target process PID 1668 wrote to memory of 1340 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe MediaCenter.exe PID 1668 wrote to memory of 1340 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe MediaCenter.exe PID 1668 wrote to memory of 1340 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe MediaCenter.exe PID 1668 wrote to memory of 1340 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe MediaCenter.exe PID 1668 wrote to memory of 436 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe cmd.exe PID 1668 wrote to memory of 436 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe cmd.exe PID 1668 wrote to memory of 436 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe cmd.exe PID 1668 wrote to memory of 436 1668 1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe cmd.exe PID 436 wrote to memory of 824 436 cmd.exe PING.EXE PID 436 wrote to memory of 824 436 cmd.exe PING.EXE PID 436 wrote to memory of 824 436 cmd.exe PING.EXE PID 436 wrote to memory of 824 436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe"C:\Users\Admin\AppData\Local\Temp\1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1340 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1699c3b7bf67a80c16011c60c2e14b2c804fc00c6e2a42ca86027b9dabf8e3dc.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:824
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
8f299d07c8d2b281385da58d45ad1d2e
SHA1df9a333c21a62da025fbd38ff0bed33b11a59b68
SHA256ccf39e93feff2e2f765ee6ffbb4705225e8225c2be26562682f6fa7b13ce8480
SHA5128712db422c5ae949d183a83a180f4e4bf117d0b7c6d433b1de5bc211de1562ac644ecbb5ce4c45136ede4c1bd05aa048e738dad810fad537f82be89bb07fa183
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MD5
8f299d07c8d2b281385da58d45ad1d2e
SHA1df9a333c21a62da025fbd38ff0bed33b11a59b68
SHA256ccf39e93feff2e2f765ee6ffbb4705225e8225c2be26562682f6fa7b13ce8480
SHA5128712db422c5ae949d183a83a180f4e4bf117d0b7c6d433b1de5bc211de1562ac644ecbb5ce4c45136ede4c1bd05aa048e738dad810fad537f82be89bb07fa183
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MD5
8f299d07c8d2b281385da58d45ad1d2e
SHA1df9a333c21a62da025fbd38ff0bed33b11a59b68
SHA256ccf39e93feff2e2f765ee6ffbb4705225e8225c2be26562682f6fa7b13ce8480
SHA5128712db422c5ae949d183a83a180f4e4bf117d0b7c6d433b1de5bc211de1562ac644ecbb5ce4c45136ede4c1bd05aa048e738dad810fad537f82be89bb07fa183