Analysis
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max time kernel
130s -
max time network
159s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:45
Static task
static1
Behavioral task
behavioral1
Sample
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe
Resource
win10v2004-en-20220113
General
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Target
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe
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Size
79KB
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MD5
1ad3faa5164992eab954997a67001333
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SHA1
20259c2708a920aff6e323c6dd177b9ed2f8e474
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SHA256
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f
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SHA512
54af2deda19ebfb663f79258d4111f484d739e082bcea2ed0ad3f81719296ea6ef970c4c9f8fd9e6d41b96570084650d915424019332782808c3cfb79a1c5e8c
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 1812 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exepid process 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.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:
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exedescription pid process Token: SeIncBasePriorityPrivilege 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.execmd.exedescription pid process target process PID 1636 wrote to memory of 1612 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe MediaCenter.exe PID 1636 wrote to memory of 1612 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe MediaCenter.exe PID 1636 wrote to memory of 1612 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe MediaCenter.exe PID 1636 wrote to memory of 1612 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe MediaCenter.exe PID 1636 wrote to memory of 1812 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe cmd.exe PID 1636 wrote to memory of 1812 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe cmd.exe PID 1636 wrote to memory of 1812 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe cmd.exe PID 1636 wrote to memory of 1812 1636 16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe cmd.exe PID 1812 wrote to memory of 1296 1812 cmd.exe PING.EXE PID 1812 wrote to memory of 1296 1812 cmd.exe PING.EXE PID 1812 wrote to memory of 1296 1812 cmd.exe PING.EXE PID 1812 wrote to memory of 1296 1812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe"C:\Users\Admin\AppData\Local\Temp\16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636 -
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\16d6caa13a70cfa980222a7c95cd301f85e94c8ea3f6f20b8bb37bf3de654d1f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1296
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
091da79dd81c12747c14be38aabc4f87
SHA1e062b6c0089990f126d79a0faf91eec0860236d6
SHA2567e88ada0833215237a2994696d2018b070873a3c2989b04ad73370fc75ea12d7
SHA5121a9422d1deb5d6668cb79cdcd5bf64fa48a46dda6ef32e46a3fdb0a4514da7571f523c6702d9b8ef475ef478dce41942b5f314f0c25f613e190ec26b5b752a41
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MD5
091da79dd81c12747c14be38aabc4f87
SHA1e062b6c0089990f126d79a0faf91eec0860236d6
SHA2567e88ada0833215237a2994696d2018b070873a3c2989b04ad73370fc75ea12d7
SHA5121a9422d1deb5d6668cb79cdcd5bf64fa48a46dda6ef32e46a3fdb0a4514da7571f523c6702d9b8ef475ef478dce41942b5f314f0c25f613e190ec26b5b752a41
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MD5
091da79dd81c12747c14be38aabc4f87
SHA1e062b6c0089990f126d79a0faf91eec0860236d6
SHA2567e88ada0833215237a2994696d2018b070873a3c2989b04ad73370fc75ea12d7
SHA5121a9422d1deb5d6668cb79cdcd5bf64fa48a46dda6ef32e46a3fdb0a4514da7571f523c6702d9b8ef475ef478dce41942b5f314f0c25f613e190ec26b5b752a41