Analysis
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max time kernel
148s -
max time network
169s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:51
Static task
static1
Behavioral task
behavioral1
Sample
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe
Resource
win10v2004-en-20220113
General
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Target
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe
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Size
216KB
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MD5
4ec1af67fa82a53db463c247ae3d9d49
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SHA1
0703245828b8d54711572721da4b2f45b2008e86
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SHA256
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623
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SHA512
59cbc08d252c113e9a78d8ce6cb61a2caf89e7feab1d3070ef1f3f42e4506a277ddf887ff5f966d2e10ada150b1dd4710e0dc558e90a4981caad34570bcaa5e9
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/1464-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1288-60-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1288 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 956 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exepid process 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.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:
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exedescription pid process Token: SeIncBasePriorityPrivilege 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.execmd.exedescription pid process target process PID 1464 wrote to memory of 1288 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe MediaCenter.exe PID 1464 wrote to memory of 1288 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe MediaCenter.exe PID 1464 wrote to memory of 1288 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe MediaCenter.exe PID 1464 wrote to memory of 1288 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe MediaCenter.exe PID 1464 wrote to memory of 956 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe cmd.exe PID 1464 wrote to memory of 956 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe cmd.exe PID 1464 wrote to memory of 956 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe cmd.exe PID 1464 wrote to memory of 956 1464 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe cmd.exe PID 956 wrote to memory of 964 956 cmd.exe PING.EXE PID 956 wrote to memory of 964 956 cmd.exe PING.EXE PID 956 wrote to memory of 964 956 cmd.exe PING.EXE PID 956 wrote to memory of 964 956 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe"C:\Users\Admin\AppData\Local\Temp\14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1288 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:964
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
1ddaec27a81ca5e756b5fd4b60fb2a4f
SHA1bb4bd4858a59b10468e945eeafebdbc4a70a1787
SHA256473968ac7d572b718bc8e3545241127794c6a7b5fe6d1369f0fbc06c7a659dda
SHA51239d9bdd29f189582137d3c8a6b4cffdee2f0c2fc7bdfb37f66d331609565d09fef0d1bf7ebb1017f62dc5c44046517c8d507a71d76b9831e7f60af54f0a21a18
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MD5
1ddaec27a81ca5e756b5fd4b60fb2a4f
SHA1bb4bd4858a59b10468e945eeafebdbc4a70a1787
SHA256473968ac7d572b718bc8e3545241127794c6a7b5fe6d1369f0fbc06c7a659dda
SHA51239d9bdd29f189582137d3c8a6b4cffdee2f0c2fc7bdfb37f66d331609565d09fef0d1bf7ebb1017f62dc5c44046517c8d507a71d76b9831e7f60af54f0a21a18