Analysis
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max time kernel
132s -
max time network
145s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:12
Static task
static1
Behavioral task
behavioral1
Sample
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe
Resource
win10v2004-en-20220113
General
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Target
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe
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Size
79KB
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MD5
eb1a7635cac198e3cf3f869c960d3e6d
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SHA1
6123189d1274464be3f389bb6e27a6b94c017c72
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SHA256
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1
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SHA512
83714ab81f08616e7ea0034085d27e481cb6360a3d8206dae8d3ad67fd90c28bf96874ce9fff4a86427207b5aebb9f72979e74018555995c9c3c2bdd05f4edda
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 812 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exepid process 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.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:
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exedescription pid process Token: SeIncBasePriorityPrivilege 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.execmd.exedescription pid process target process PID 1396 wrote to memory of 1472 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe MediaCenter.exe PID 1396 wrote to memory of 1472 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe MediaCenter.exe PID 1396 wrote to memory of 1472 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe MediaCenter.exe PID 1396 wrote to memory of 1472 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe MediaCenter.exe PID 1396 wrote to memory of 812 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe cmd.exe PID 1396 wrote to memory of 812 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe cmd.exe PID 1396 wrote to memory of 812 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe cmd.exe PID 1396 wrote to memory of 812 1396 1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe cmd.exe PID 812 wrote to memory of 1164 812 cmd.exe PING.EXE PID 812 wrote to memory of 1164 812 cmd.exe PING.EXE PID 812 wrote to memory of 1164 812 cmd.exe PING.EXE PID 812 wrote to memory of 1164 812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe"C:\Users\Admin\AppData\Local\Temp\1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396 -
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\1858d5fabef6ae9c16e9f844e2b7ac0de985994b4d57be5fdf710652a4c963c1.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1164
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0591200dbb6dadabb889e9d4658a3cd5
SHA17b433b9c4fcd137d919a5001a7303f1b08a21bd1
SHA25664887ddecd5461ae91c5fe5279ff8d4bd2aa605c25c71a03e9f226b121a6a588
SHA51261c0f98b8129e26ff26ef54b1430caefc28f79281b71c91180f282214ef7577c2f477fd45bb636763fd1f06a8e5c7d8bbd46219ba4c7582fbba168f98d60db7e
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MD5
0591200dbb6dadabb889e9d4658a3cd5
SHA17b433b9c4fcd137d919a5001a7303f1b08a21bd1
SHA25664887ddecd5461ae91c5fe5279ff8d4bd2aa605c25c71a03e9f226b121a6a588
SHA51261c0f98b8129e26ff26ef54b1430caefc28f79281b71c91180f282214ef7577c2f477fd45bb636763fd1f06a8e5c7d8bbd46219ba4c7582fbba168f98d60db7e
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MD5
0591200dbb6dadabb889e9d4658a3cd5
SHA17b433b9c4fcd137d919a5001a7303f1b08a21bd1
SHA25664887ddecd5461ae91c5fe5279ff8d4bd2aa605c25c71a03e9f226b121a6a588
SHA51261c0f98b8129e26ff26ef54b1430caefc28f79281b71c91180f282214ef7577c2f477fd45bb636763fd1f06a8e5c7d8bbd46219ba4c7582fbba168f98d60db7e