Analysis
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max time kernel
118s -
max time network
126s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:30
Static task
static1
Behavioral task
behavioral1
Sample
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe
Resource
win10v2004-en-20220113
General
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Target
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe
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Size
99KB
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MD5
d8951c20e180ff002b92029ecb5296d8
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SHA1
d43dc2242fd01d0fb2705af8426debe67370a5f8
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SHA256
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381
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SHA512
e543f5b078dd5276e852eb2fa136c9371c9fc2dd671e82da48de73bd16e4a24fb69d93d0a8695c7798a14cd333435f3e10e9939e0d56e2bdeda15bea74325237
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1912 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1316 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exepid process 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.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:
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exedescription pid process Token: SeIncBasePriorityPrivilege 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.execmd.exedescription pid process target process PID 1788 wrote to memory of 1912 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe MediaCenter.exe PID 1788 wrote to memory of 1912 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe MediaCenter.exe PID 1788 wrote to memory of 1912 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe MediaCenter.exe PID 1788 wrote to memory of 1912 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe MediaCenter.exe PID 1788 wrote to memory of 1316 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe cmd.exe PID 1788 wrote to memory of 1316 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe cmd.exe PID 1788 wrote to memory of 1316 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe cmd.exe PID 1788 wrote to memory of 1316 1788 1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe cmd.exe PID 1316 wrote to memory of 1220 1316 cmd.exe PING.EXE PID 1316 wrote to memory of 1220 1316 cmd.exe PING.EXE PID 1316 wrote to memory of 1220 1316 cmd.exe PING.EXE PID 1316 wrote to memory of 1220 1316 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe"C:\Users\Admin\AppData\Local\Temp\1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1912 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1777b49b3328a4b8616a9d2cdf13da5ac452640aaada5be94bede18dfbca9381.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1220
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
cf878dc4859ad7a26c65476a2f773347
SHA1619a7a7ea1f2e2261672f929a2c234672e20aec0
SHA256798f0d31a41e0692bf1c66f8180b4825583f63aa12706d7e4311c6a715c13880
SHA512eed86fb18c5321d9a84753520f46ef4e1481bdbb81b368c8d1544411bee23d2bbc312d36a6315e2f2716c051551ff5d40f7c29ea994d5de3021ffef8edba9549
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MD5
cf878dc4859ad7a26c65476a2f773347
SHA1619a7a7ea1f2e2261672f929a2c234672e20aec0
SHA256798f0d31a41e0692bf1c66f8180b4825583f63aa12706d7e4311c6a715c13880
SHA512eed86fb18c5321d9a84753520f46ef4e1481bdbb81b368c8d1544411bee23d2bbc312d36a6315e2f2716c051551ff5d40f7c29ea994d5de3021ffef8edba9549
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MD5
cf878dc4859ad7a26c65476a2f773347
SHA1619a7a7ea1f2e2261672f929a2c234672e20aec0
SHA256798f0d31a41e0692bf1c66f8180b4825583f63aa12706d7e4311c6a715c13880
SHA512eed86fb18c5321d9a84753520f46ef4e1481bdbb81b368c8d1544411bee23d2bbc312d36a6315e2f2716c051551ff5d40f7c29ea994d5de3021ffef8edba9549