Analysis
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max time kernel
120s -
max time network
132s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:10
Static task
static1
Behavioral task
behavioral1
Sample
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe
Resource
win10v2004-en-20220113
General
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Target
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe
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Size
99KB
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MD5
4ccc3f7c5dbb03a10d9e305ac34784b8
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SHA1
eaf8f84094446fc06368baa2bde0d6386114eb60
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SHA256
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f
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SHA512
884c62d7f4e6f854661699c3af3f52ddda2cc90283cc8871abf1d32736b9b7b6bd2dbea000a9b6ae38255b6acbd682e6d76d439da04a16cca1d7da2e1373e3cb
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 1612 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1880 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exepid process 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.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:
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exedescription pid process Token: SeIncBasePriorityPrivilege 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.execmd.exedescription pid process target process PID 900 wrote to memory of 1612 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe MediaCenter.exe PID 900 wrote to memory of 1612 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe MediaCenter.exe PID 900 wrote to memory of 1612 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe MediaCenter.exe PID 900 wrote to memory of 1612 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe MediaCenter.exe PID 900 wrote to memory of 1880 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe cmd.exe PID 900 wrote to memory of 1880 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe cmd.exe PID 900 wrote to memory of 1880 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe cmd.exe PID 900 wrote to memory of 1880 900 052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe cmd.exe PID 1880 wrote to memory of 1668 1880 cmd.exe PING.EXE PID 1880 wrote to memory of 1668 1880 cmd.exe PING.EXE PID 1880 wrote to memory of 1668 1880 cmd.exe PING.EXE PID 1880 wrote to memory of 1668 1880 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe"C:\Users\Admin\AppData\Local\Temp\052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1612 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\052646bd886c96b4d66a98fb4777898a73e3f2caea6cd0e5a1a59d199a9d407f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1668
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0b2359ff4d34e69475526f30afa911f4
SHA18fb4062fb4219ea45e28518cece59b0daf0da9f8
SHA2560ebae364611024a5c7b913248f67b6160cc064020b82486769e10380c85c8a3e
SHA5120e8965f23b08761c332369ac274dd8792be4e409dfa8f61a7e8f9b6074fdb028ffe0b564367cdbd7cb44c554136e4872a2cae005cdefacf6e352261129264c07
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0b2359ff4d34e69475526f30afa911f4
SHA18fb4062fb4219ea45e28518cece59b0daf0da9f8
SHA2560ebae364611024a5c7b913248f67b6160cc064020b82486769e10380c85c8a3e
SHA5120e8965f23b08761c332369ac274dd8792be4e409dfa8f61a7e8f9b6074fdb028ffe0b564367cdbd7cb44c554136e4872a2cae005cdefacf6e352261129264c07
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0b2359ff4d34e69475526f30afa911f4
SHA18fb4062fb4219ea45e28518cece59b0daf0da9f8
SHA2560ebae364611024a5c7b913248f67b6160cc064020b82486769e10380c85c8a3e
SHA5120e8965f23b08761c332369ac274dd8792be4e409dfa8f61a7e8f9b6074fdb028ffe0b564367cdbd7cb44c554136e4872a2cae005cdefacf6e352261129264c07
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memory/900-55-0x00000000769D1000-0x00000000769D3000-memory.dmpFilesize
8KB