Analysis
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max time kernel
139s -
max time network
138s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 21:22
Static task
static1
Behavioral task
behavioral1
Sample
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe
Resource
win10-en-20211208
General
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Target
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe
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Size
89KB
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MD5
29bd6cfc21250dfa348597a21a4a012b
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SHA1
6c5bab7edf1630d8b8b36d631ea3d18e3aad946c
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SHA256
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217
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SHA512
a359eda4f6c23c69e574e819468fca4169135518d6a791f8fd45a5e1e86819b0196a066ef31a8e9ed6a6fcedb51967dc34976ab1a72b2a9366ae01b6248f035f
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1128 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1220 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exepid process 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.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:
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exedescription pid process Token: SeIncBasePriorityPrivilege 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.execmd.exedescription pid process target process PID 812 wrote to memory of 1128 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe MediaCenter.exe PID 812 wrote to memory of 1128 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe MediaCenter.exe PID 812 wrote to memory of 1128 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe MediaCenter.exe PID 812 wrote to memory of 1128 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe MediaCenter.exe PID 812 wrote to memory of 1220 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe cmd.exe PID 812 wrote to memory of 1220 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe cmd.exe PID 812 wrote to memory of 1220 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe cmd.exe PID 812 wrote to memory of 1220 812 7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe cmd.exe PID 1220 wrote to memory of 1056 1220 cmd.exe PING.EXE PID 1220 wrote to memory of 1056 1220 cmd.exe PING.EXE PID 1220 wrote to memory of 1056 1220 cmd.exe PING.EXE PID 1220 wrote to memory of 1056 1220 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe"C:\Users\Admin\AppData\Local\Temp\7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1128 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\7f562e82dbbf72cec6fca529950f85bed7b373621d2833644343768e85cf6217.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1056
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b78996d5c7b5e9ee461796f2210da735
SHA1ae480213aec75f967ec0a420eb1af315e0dceaaf
SHA25682a8f9a2a95f51269628d5d60398a23ac45463d538fe99f63c2bfb38336b01e3
SHA51251866e1d9a33e123027650e8425a1b66b8224a1a8fce25190065d9e78c86709d7a27bf5e603586bc4dbcc23da15ac3d0656324cd56da52b1ffde6b54b071b199
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MD5
b78996d5c7b5e9ee461796f2210da735
SHA1ae480213aec75f967ec0a420eb1af315e0dceaaf
SHA25682a8f9a2a95f51269628d5d60398a23ac45463d538fe99f63c2bfb38336b01e3
SHA51251866e1d9a33e123027650e8425a1b66b8224a1a8fce25190065d9e78c86709d7a27bf5e603586bc4dbcc23da15ac3d0656324cd56da52b1ffde6b54b071b199