Analysis
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max time kernel
141s -
max time network
161s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:00
Static task
static1
Behavioral task
behavioral1
Sample
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe
Resource
win10v2004-en-20220112
General
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Target
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe
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Size
150KB
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MD5
18f97ff9d75fb30cef696669b83d0feb
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SHA1
b8390b59155106eb75346ef4f982c366eb64e5ca
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SHA256
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486
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SHA512
bf4c1e9719c2383e652905488caac25d1abfcaddf33c82e28ee74143913e72d208f2644617889300a644612e7a2cf4394f87fe3f6f94a6e93d3d6f44b7fe8bd9
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 1592 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1864 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exepid process 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.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:
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exedescription pid process Token: SeIncBasePriorityPrivilege 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.execmd.exedescription pid process target process PID 792 wrote to memory of 1592 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe MediaCenter.exe PID 792 wrote to memory of 1592 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe MediaCenter.exe PID 792 wrote to memory of 1592 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe MediaCenter.exe PID 792 wrote to memory of 1592 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe MediaCenter.exe PID 792 wrote to memory of 1864 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe cmd.exe PID 792 wrote to memory of 1864 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe cmd.exe PID 792 wrote to memory of 1864 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe cmd.exe PID 792 wrote to memory of 1864 792 0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe cmd.exe PID 1864 wrote to memory of 1080 1864 cmd.exe PING.EXE PID 1864 wrote to memory of 1080 1864 cmd.exe PING.EXE PID 1864 wrote to memory of 1080 1864 cmd.exe PING.EXE PID 1864 wrote to memory of 1080 1864 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe"C:\Users\Admin\AppData\Local\Temp\0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:792 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1592 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0bf99eaacbdea93e17ea8f81ddf16b7c5272a3e8edf1c9c2e1dae0a48b2c3486.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1864 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1080
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d28b1efb67fcaf3c6af5f89959172f17
SHA1a7cadd5e1c69115e2de1a4ff3b8ce2230d42f36f
SHA256a8094ca983ceff52238ba35872bbf3cd91123090ef587b2a48356dbfb0328538
SHA512466f2babc6694252596ee704d49b0ad0dbd8879b7bab5ab2a983601d073e99824d965a96e1d38550d673411590c25ff377c275b6175ee4a34c595bb8061375fb
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MD5
d28b1efb67fcaf3c6af5f89959172f17
SHA1a7cadd5e1c69115e2de1a4ff3b8ce2230d42f36f
SHA256a8094ca983ceff52238ba35872bbf3cd91123090ef587b2a48356dbfb0328538
SHA512466f2babc6694252596ee704d49b0ad0dbd8879b7bab5ab2a983601d073e99824d965a96e1d38550d673411590c25ff377c275b6175ee4a34c595bb8061375fb