Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:56
Static task
static1
Behavioral task
behavioral1
Sample
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe
Resource
win10v2004-en-20220112
General
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Target
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe
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Size
192KB
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MD5
9fbdb71f4b9fad8106464be8399ab9e2
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SHA1
2279127adf3380b7063035f92938ed03ebd43760
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SHA256
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73
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SHA512
bd0b2f88564cd3447ba83642e6a636b405c81d9e05a137e78557fccca8d567f5ffb7769699c0efa23e931e926f9e619888f98c38b7a22dd633941d7fa8d9fe3f
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 892 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 668 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exepid process 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.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:
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exedescription pid process Token: SeIncBasePriorityPrivilege 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.execmd.exedescription pid process target process PID 1504 wrote to memory of 892 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe MediaCenter.exe PID 1504 wrote to memory of 892 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe MediaCenter.exe PID 1504 wrote to memory of 892 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe MediaCenter.exe PID 1504 wrote to memory of 892 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe MediaCenter.exe PID 1504 wrote to memory of 668 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe cmd.exe PID 1504 wrote to memory of 668 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe cmd.exe PID 1504 wrote to memory of 668 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe cmd.exe PID 1504 wrote to memory of 668 1504 0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe cmd.exe PID 668 wrote to memory of 576 668 cmd.exe PING.EXE PID 668 wrote to memory of 576 668 cmd.exe PING.EXE PID 668 wrote to memory of 576 668 cmd.exe PING.EXE PID 668 wrote to memory of 576 668 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe"C:\Users\Admin\AppData\Local\Temp\0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:892 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ef4c20e6ae3d47f1d35ad9d838424adc9f0f511eb17f2c3ac83d4c78fab1d73.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:576
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
ab13ff59bd0131244d33e6a096a3f2cb
SHA18488d0c1e5f49cfbfa3da094ed1ba3aa0a8b54d2
SHA256d37cf609539e0b547cfe5a350122462cbdb3121a6d8152099efb15fe774f50e9
SHA512d98b5f957d7e01f6290c50444b72d00b611f1934d013079dbf2eb7e3a1154971f0c631b4d9823a1b727e3ec3e24078bde06f35b168689c164d7374c01459e85f
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MD5
ab13ff59bd0131244d33e6a096a3f2cb
SHA18488d0c1e5f49cfbfa3da094ed1ba3aa0a8b54d2
SHA256d37cf609539e0b547cfe5a350122462cbdb3121a6d8152099efb15fe774f50e9
SHA512d98b5f957d7e01f6290c50444b72d00b611f1934d013079dbf2eb7e3a1154971f0c631b4d9823a1b727e3ec3e24078bde06f35b168689c164d7374c01459e85f
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MD5
ab13ff59bd0131244d33e6a096a3f2cb
SHA18488d0c1e5f49cfbfa3da094ed1ba3aa0a8b54d2
SHA256d37cf609539e0b547cfe5a350122462cbdb3121a6d8152099efb15fe774f50e9
SHA512d98b5f957d7e01f6290c50444b72d00b611f1934d013079dbf2eb7e3a1154971f0c631b4d9823a1b727e3ec3e24078bde06f35b168689c164d7374c01459e85f