Analysis
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max time kernel
152s -
max time network
162s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:20
Static task
static1
Behavioral task
behavioral1
Sample
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe
Resource
win10v2004-en-20220112
General
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Target
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe
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Size
150KB
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MD5
734bd525be7ec12f9b9191e4f1bf79e3
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SHA1
9101d9d2817a6791d7ce9feaf7d34508c6daaa42
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SHA256
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b
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SHA512
a332474b9c401a9afcc759ea75d386f163146b55439d46208b302e55371e56fd87ae0a14db1de4a6c976806a79da54c76d1e373bd1c26998450f7d5ea5119d17
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1312 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1816 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exepid process 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.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:
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exedescription pid process Token: SeIncBasePriorityPrivilege 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.execmd.exedescription pid process target process PID 1736 wrote to memory of 1312 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe MediaCenter.exe PID 1736 wrote to memory of 1816 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe cmd.exe PID 1736 wrote to memory of 1816 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe cmd.exe PID 1736 wrote to memory of 1816 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe cmd.exe PID 1736 wrote to memory of 1816 1736 157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe cmd.exe PID 1816 wrote to memory of 428 1816 cmd.exe PING.EXE PID 1816 wrote to memory of 428 1816 cmd.exe PING.EXE PID 1816 wrote to memory of 428 1816 cmd.exe PING.EXE PID 1816 wrote to memory of 428 1816 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe"C:\Users\Admin\AppData\Local\Temp\157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1312 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\157f4afe86bdede9def3bca7c27c018b8b2945214e2d288334902d73eee8a37b.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:428
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
f446f101522d2fdf60d037e7c9e39b22
SHA170aeded964611adf55d3cebdd8fddb3b2d752b21
SHA256ebafdb75819aeb2cad6e04a55bde9321a492077399d0d63994be150ede019a7b
SHA512de0888e412d10591818b93d06f3b4c93e2cc9843a302429346ac9099fa5f801790198c8948628355cc9320b77bb1673ee88205248215ef2c7680a95a8ebd2ffe
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MD5
f446f101522d2fdf60d037e7c9e39b22
SHA170aeded964611adf55d3cebdd8fddb3b2d752b21
SHA256ebafdb75819aeb2cad6e04a55bde9321a492077399d0d63994be150ede019a7b
SHA512de0888e412d10591818b93d06f3b4c93e2cc9843a302429346ac9099fa5f801790198c8948628355cc9320b77bb1673ee88205248215ef2c7680a95a8ebd2ffe