Analysis
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max time kernel
120s -
max time network
148s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:23
Static task
static1
Behavioral task
behavioral1
Sample
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe
Resource
win10v2004-en-20220112
General
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Target
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe
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Size
80KB
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MD5
f16ecd59dd345f2b479da32d6d1914cc
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SHA1
239b79de408c2394bd8ceed66d02e07d6cd91b41
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SHA256
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166
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SHA512
0fbd3583473108af7344a161f25a1dcbcd6cb299fc93607e5fdd15c90c03e30b552a568314ec8115b910201f1b8df6810818341f708824ab0c2495e7da43b00f
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 1668 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1812 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exepid process 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.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:
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exedescription pid process Token: SeIncBasePriorityPrivilege 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.execmd.exedescription pid process target process PID 960 wrote to memory of 1668 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe MediaCenter.exe PID 960 wrote to memory of 1668 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe MediaCenter.exe PID 960 wrote to memory of 1668 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe MediaCenter.exe PID 960 wrote to memory of 1668 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe MediaCenter.exe PID 960 wrote to memory of 1812 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe cmd.exe PID 960 wrote to memory of 1812 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe cmd.exe PID 960 wrote to memory of 1812 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe cmd.exe PID 960 wrote to memory of 1812 960 1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe cmd.exe PID 1812 wrote to memory of 1292 1812 cmd.exe PING.EXE PID 1812 wrote to memory of 1292 1812 cmd.exe PING.EXE PID 1812 wrote to memory of 1292 1812 cmd.exe PING.EXE PID 1812 wrote to memory of 1292 1812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe"C:\Users\Admin\AppData\Local\Temp\1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1668 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1028b6555f6d225a3dae8eee2062a9d2bfde660140c2e96dc02d8e9b5018d166.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1292
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
407b25d2f5bcdd2b5d72adf34ed284db
SHA12fd82206dace245d6622de3bb01d89f72a4a5fe4
SHA256611392590f63570136fc69e538679a6368fcfffdfaf4fc86cece928b153c0aab
SHA51205beadbf9075d0cefa3c3ff242161bd1bab1b1bed0ade9270d3d2a5244b15944351b07e6adcc8f90f880844b7250288b6d01907b819c37cd047e92fa7686ef9a
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MD5
407b25d2f5bcdd2b5d72adf34ed284db
SHA12fd82206dace245d6622de3bb01d89f72a4a5fe4
SHA256611392590f63570136fc69e538679a6368fcfffdfaf4fc86cece928b153c0aab
SHA51205beadbf9075d0cefa3c3ff242161bd1bab1b1bed0ade9270d3d2a5244b15944351b07e6adcc8f90f880844b7250288b6d01907b819c37cd047e92fa7686ef9a
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MD5
407b25d2f5bcdd2b5d72adf34ed284db
SHA12fd82206dace245d6622de3bb01d89f72a4a5fe4
SHA256611392590f63570136fc69e538679a6368fcfffdfaf4fc86cece928b153c0aab
SHA51205beadbf9075d0cefa3c3ff242161bd1bab1b1bed0ade9270d3d2a5244b15944351b07e6adcc8f90f880844b7250288b6d01907b819c37cd047e92fa7686ef9a