Analysis
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max time kernel
120s -
max time network
136s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:49
Static task
static1
Behavioral task
behavioral1
Sample
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe
Resource
win10v2004-en-20220113
General
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Target
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe
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Size
99KB
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MD5
f7d80443f5aa7a6dceaa5d498d656408
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SHA1
2d0c06d9f8601f6319842643ae83426cc71bf823
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SHA256
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2
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SHA512
2a94e36a75d494407e6f0aa8574bc0fc5490e6838827a84098c8d0d3fcb4ecdfbaf83cf62b0dab9f85ce699f3a6be9c615f6d80d6101011a4515a2358d5919c0
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 848 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 436 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exepid process 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.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:
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exedescription pid process Token: SeIncBasePriorityPrivilege 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.execmd.exedescription pid process target process PID 1892 wrote to memory of 848 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe MediaCenter.exe PID 1892 wrote to memory of 848 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe MediaCenter.exe PID 1892 wrote to memory of 848 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe MediaCenter.exe PID 1892 wrote to memory of 848 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe MediaCenter.exe PID 1892 wrote to memory of 436 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe cmd.exe PID 1892 wrote to memory of 436 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe cmd.exe PID 1892 wrote to memory of 436 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe cmd.exe PID 1892 wrote to memory of 436 1892 16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe cmd.exe PID 436 wrote to memory of 1472 436 cmd.exe PING.EXE PID 436 wrote to memory of 1472 436 cmd.exe PING.EXE PID 436 wrote to memory of 1472 436 cmd.exe PING.EXE PID 436 wrote to memory of 1472 436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe"C:\Users\Admin\AppData\Local\Temp\16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:848 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16b95a65a1552579f0b8a69e6d45cdd7d79c79e858087c23dde30e958ed517b2.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1472
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
67aac3fe94a2733f62cf7ed94c1fb206
SHA1461eeec17bca08bf1529e87c5e0dce2620a39949
SHA25661fe959b5ba4f3cc3bbf873806701519c851fd2561b7cd9df1327c9fb8bf4c61
SHA512f1fc61e8f053e3235c6e1a206a483ee65b3dd3b87c85314da4de395a86a452caa4e61a4b849a0f81fc4b9f4f0790beb809b0a9c2a20558e9565e0244089f0440
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MD5
67aac3fe94a2733f62cf7ed94c1fb206
SHA1461eeec17bca08bf1529e87c5e0dce2620a39949
SHA25661fe959b5ba4f3cc3bbf873806701519c851fd2561b7cd9df1327c9fb8bf4c61
SHA512f1fc61e8f053e3235c6e1a206a483ee65b3dd3b87c85314da4de395a86a452caa4e61a4b849a0f81fc4b9f4f0790beb809b0a9c2a20558e9565e0244089f0440
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MD5
67aac3fe94a2733f62cf7ed94c1fb206
SHA1461eeec17bca08bf1529e87c5e0dce2620a39949
SHA25661fe959b5ba4f3cc3bbf873806701519c851fd2561b7cd9df1327c9fb8bf4c61
SHA512f1fc61e8f053e3235c6e1a206a483ee65b3dd3b87c85314da4de395a86a452caa4e61a4b849a0f81fc4b9f4f0790beb809b0a9c2a20558e9565e0244089f0440