Analysis
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max time kernel
143s -
max time network
152s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:21
Static task
static1
Behavioral task
behavioral1
Sample
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe
Resource
win10v2004-en-20220113
General
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Target
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe
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Size
150KB
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MD5
229b4e40ffdb56410526ae262e51cea2
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SHA1
6256e0d1021a58b2c9b501e19df05446f5f5912c
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SHA256
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16
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SHA512
6fb5725d1cfc15386e343d4a1f0cdd48490a6ce9b3587a598c0fa1a81a2fe7aa964f6610935eb741ad93bbf830518cf869a456d17321fa2198ef67a10e2a7250
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 -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1848 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exepid process 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.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:
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exedescription pid process Token: SeIncBasePriorityPrivilege 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.execmd.exedescription pid process target process PID 856 wrote to memory of 1848 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe MediaCenter.exe PID 856 wrote to memory of 1848 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe MediaCenter.exe PID 856 wrote to memory of 1848 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe MediaCenter.exe PID 856 wrote to memory of 1848 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe MediaCenter.exe PID 856 wrote to memory of 396 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe cmd.exe PID 856 wrote to memory of 396 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe cmd.exe PID 856 wrote to memory of 396 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe cmd.exe PID 856 wrote to memory of 396 856 10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe cmd.exe PID 396 wrote to memory of 2020 396 cmd.exe PING.EXE PID 396 wrote to memory of 2020 396 cmd.exe PING.EXE PID 396 wrote to memory of 2020 396 cmd.exe PING.EXE PID 396 wrote to memory of 2020 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe"C:\Users\Admin\AppData\Local\Temp\10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:856 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1848 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2020
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
6899d7eeddaee3af7ed6aa4ff2b0898d
SHA103049199115e6125b945b13b4afd24d6996c0be1
SHA256ef83c7e698a91e1108e46d2eab9b7af978c52dc836922b672407eb7c6f7bb747
SHA512f9737362a34551275c2b21bd989f726d70c89cf62797989407d5f7d174d438de6cf6cdd09d05849482d8f9d15d716929c685797fde68f641ff7dd9dff3e649a6
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MD5
6899d7eeddaee3af7ed6aa4ff2b0898d
SHA103049199115e6125b945b13b4afd24d6996c0be1
SHA256ef83c7e698a91e1108e46d2eab9b7af978c52dc836922b672407eb7c6f7bb747
SHA512f9737362a34551275c2b21bd989f726d70c89cf62797989407d5f7d174d438de6cf6cdd09d05849482d8f9d15d716929c685797fde68f641ff7dd9dff3e649a6