Analysis
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max time kernel
145s -
max time network
167s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:30
Static task
static1
Behavioral task
behavioral1
Sample
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe
Resource
win10v2004-en-20220113
General
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Target
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe
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Size
192KB
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MD5
b615d19df3bc6d4b6e286472f6c8dd05
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SHA1
9b6a64024ed7de64c314d2a7bb587946f5fa357e
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SHA256
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f
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SHA512
26f1cf3587e382802d479902d4328db29cba84d384a8d1c5b11c6e35ab7c89ca7d44c95a6adcf1b9694a4bcb1e7bd6e8fc175c8abf982b65172cba9499ef3c1c
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 380 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1588 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exepid process 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.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:
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exedescription pid process Token: SeIncBasePriorityPrivilege 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.execmd.exedescription pid process target process PID 756 wrote to memory of 380 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe MediaCenter.exe PID 756 wrote to memory of 380 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe MediaCenter.exe PID 756 wrote to memory of 380 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe MediaCenter.exe PID 756 wrote to memory of 380 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe MediaCenter.exe PID 756 wrote to memory of 1588 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe cmd.exe PID 756 wrote to memory of 1588 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe cmd.exe PID 756 wrote to memory of 1588 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe cmd.exe PID 756 wrote to memory of 1588 756 128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe cmd.exe PID 1588 wrote to memory of 1460 1588 cmd.exe PING.EXE PID 1588 wrote to memory of 1460 1588 cmd.exe PING.EXE PID 1588 wrote to memory of 1460 1588 cmd.exe PING.EXE PID 1588 wrote to memory of 1460 1588 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe"C:\Users\Admin\AppData\Local\Temp\128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:380 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\128e76c246ca375a451b75a087d5f9686136ea660d58bc5c9d23a13b3d92807f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1460
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
48ef89b2139b10148ccd9e17cb9ef641
SHA137342b7d60ef36d2b62ae907bfeea0d39cb40414
SHA2561c9f3dd3c313fd5002d2e0aaa656a1a8d905d81c8bf137a500f8558c9c99aa3e
SHA512861579e17c2d118fdfd6b4b6f6d00711a8424dabb0ff7061b28905e4a605416260d009f420595c7a849490667a3b77c1eb7be68fa91a3b77faab8caf68ac6be8
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MD5
48ef89b2139b10148ccd9e17cb9ef641
SHA137342b7d60ef36d2b62ae907bfeea0d39cb40414
SHA2561c9f3dd3c313fd5002d2e0aaa656a1a8d905d81c8bf137a500f8558c9c99aa3e
SHA512861579e17c2d118fdfd6b4b6f6d00711a8424dabb0ff7061b28905e4a605416260d009f420595c7a849490667a3b77c1eb7be68fa91a3b77faab8caf68ac6be8
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MD5
48ef89b2139b10148ccd9e17cb9ef641
SHA137342b7d60ef36d2b62ae907bfeea0d39cb40414
SHA2561c9f3dd3c313fd5002d2e0aaa656a1a8d905d81c8bf137a500f8558c9c99aa3e
SHA512861579e17c2d118fdfd6b4b6f6d00711a8424dabb0ff7061b28905e4a605416260d009f420595c7a849490667a3b77c1eb7be68fa91a3b77faab8caf68ac6be8