Analysis
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max time kernel
131s -
max time network
158s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 22:50
Static task
static1
Behavioral task
behavioral1
Sample
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe
Resource
win10-en-20211208
General
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Target
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe
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Size
79KB
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MD5
af661cb478510d1d00dfdf1f2de4e817
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SHA1
a1262b8b6bef47c81042ebe70f57deb1fef4f4e7
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SHA256
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a
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SHA512
0aceb9a557ec122dc0f112db487f052fabdb3adc98dc44bf9c7574653602eeb4a6a1642d85a0acb302a7e7286812ce4613aeafea7dd59c6eec23cf41897955a9
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 1472 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 596 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exepid process 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.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:
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exedescription pid process Token: SeIncBasePriorityPrivilege 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.execmd.exedescription pid process target process PID 1616 wrote to memory of 1472 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe MediaCenter.exe PID 1616 wrote to memory of 1472 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe MediaCenter.exe PID 1616 wrote to memory of 1472 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe MediaCenter.exe PID 1616 wrote to memory of 1472 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe MediaCenter.exe PID 1616 wrote to memory of 596 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe cmd.exe PID 1616 wrote to memory of 596 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe cmd.exe PID 1616 wrote to memory of 596 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe cmd.exe PID 1616 wrote to memory of 596 1616 d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe cmd.exe PID 596 wrote to memory of 1088 596 cmd.exe PING.EXE PID 596 wrote to memory of 1088 596 cmd.exe PING.EXE PID 596 wrote to memory of 1088 596 cmd.exe PING.EXE PID 596 wrote to memory of 1088 596 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe"C:\Users\Admin\AppData\Local\Temp\d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1472 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\d38b123e7e026a9fc9af5b871a0fb3aab04df129bf41612c1f021127b77b347a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:596 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1088
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
229161f8e6f0f4e4cc17af115e3a70d2
SHA1e3e5a034e4731045709bc39c6226c11add998768
SHA25691ef77ca4acfaa14a9c5b4c4096deefd2055f5d3de2fbb5fa28e5c1a92c79c99
SHA5126cd11d35b0e4e533653dd50cf6b522298ebfe0f11415ab7c47b9dc93047bccc224fc620b95cff9a6eb1159f689eca984d29700f50d9bb8a404c47108d4dd44af
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MD5
229161f8e6f0f4e4cc17af115e3a70d2
SHA1e3e5a034e4731045709bc39c6226c11add998768
SHA25691ef77ca4acfaa14a9c5b4c4096deefd2055f5d3de2fbb5fa28e5c1a92c79c99
SHA5126cd11d35b0e4e533653dd50cf6b522298ebfe0f11415ab7c47b9dc93047bccc224fc620b95cff9a6eb1159f689eca984d29700f50d9bb8a404c47108d4dd44af
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MD5
229161f8e6f0f4e4cc17af115e3a70d2
SHA1e3e5a034e4731045709bc39c6226c11add998768
SHA25691ef77ca4acfaa14a9c5b4c4096deefd2055f5d3de2fbb5fa28e5c1a92c79c99
SHA5126cd11d35b0e4e533653dd50cf6b522298ebfe0f11415ab7c47b9dc93047bccc224fc620b95cff9a6eb1159f689eca984d29700f50d9bb8a404c47108d4dd44af