Analysis
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max time kernel
133s -
max time network
143s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:14
Static task
static1
Behavioral task
behavioral1
Sample
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe
Resource
win10v2004-en-20220113
General
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Target
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe
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Size
216KB
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MD5
4a86825ecb1de84add3a246ca1ba2532
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SHA1
c24cfdcfef3429f2c21f503a8928a164aa042e1e
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SHA256
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955
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SHA512
f55373423138469c34b4e41b88261f06509a9a0acba6de0d736be5782a0d20991c3fdf6f04f998152ee25809af4515be5d2143a2ea23a830be8e5a014600fd1b
Malware Config
Signatures
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Sakula Payload 4 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 behavioral1/memory/948-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1668-60-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1668 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1864 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exepid process 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.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:
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exedescription pid process Token: SeIncBasePriorityPrivilege 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.execmd.exedescription pid process target process PID 948 wrote to memory of 1668 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe MediaCenter.exe PID 948 wrote to memory of 1668 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe MediaCenter.exe PID 948 wrote to memory of 1668 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe MediaCenter.exe PID 948 wrote to memory of 1668 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe MediaCenter.exe PID 948 wrote to memory of 1864 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe cmd.exe PID 948 wrote to memory of 1864 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe cmd.exe PID 948 wrote to memory of 1864 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe cmd.exe PID 948 wrote to memory of 1864 948 0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe cmd.exe PID 1864 wrote to memory of 1084 1864 cmd.exe PING.EXE PID 1864 wrote to memory of 1084 1864 cmd.exe PING.EXE PID 1864 wrote to memory of 1084 1864 cmd.exe PING.EXE PID 1864 wrote to memory of 1084 1864 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe"C:\Users\Admin\AppData\Local\Temp\0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1668 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0aa89b7c69a7c5e5753067b1dd783103568b58ed2b0964ef8699ecbe83877955.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1864 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1084
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
ff9ecca8beb903437961ab3efa676d9d
SHA1f9e6fcf538718fef900956387bb0e00b5c397463
SHA2561067da2be49c7205acf1830b610af657660b3f197713ea6215b07bc4579f1169
SHA512fbccf666c7fdf975517b5faa44f4ddbd60624adde61274fae138a7ba7b27203a9059c72bab11a8e53e42a77741e180c80352a1375356afbb25e6d2e7aa0cb7c9
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
ff9ecca8beb903437961ab3efa676d9d
SHA1f9e6fcf538718fef900956387bb0e00b5c397463
SHA2561067da2be49c7205acf1830b610af657660b3f197713ea6215b07bc4579f1169
SHA512fbccf666c7fdf975517b5faa44f4ddbd60624adde61274fae138a7ba7b27203a9059c72bab11a8e53e42a77741e180c80352a1375356afbb25e6d2e7aa0cb7c9
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memory/948-55-0x0000000075321000-0x0000000075323000-memory.dmpFilesize
8KB
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memory/948-59-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1668-60-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB