Analysis
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max time kernel
135s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:28
Static task
static1
Behavioral task
behavioral1
Sample
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe
Resource
win10v2004-en-20220113
General
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Target
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe
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Size
192KB
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MD5
9a7de77c950c215a4263584af7ad03cf
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SHA1
a4eba5b8014c301082b815a4f3c10a5b6b61999f
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SHA256
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c
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SHA512
308d0e9cdcd84858bb72b0343d43add82dc927d0695e1d0963d4f25376cb2e0f7951c0f3d57d0f82b1ea2c59063c575b386204324d90e41430d718e88ec4b63b
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 \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 612 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1116 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exepid process 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.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:
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exedescription pid process Token: SeIncBasePriorityPrivilege 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.execmd.exedescription pid process target process PID 1692 wrote to memory of 612 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe MediaCenter.exe PID 1692 wrote to memory of 612 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe MediaCenter.exe PID 1692 wrote to memory of 612 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe MediaCenter.exe PID 1692 wrote to memory of 612 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe MediaCenter.exe PID 1692 wrote to memory of 1116 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe cmd.exe PID 1692 wrote to memory of 1116 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe cmd.exe PID 1692 wrote to memory of 1116 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe cmd.exe PID 1692 wrote to memory of 1116 1692 0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe cmd.exe PID 1116 wrote to memory of 1048 1116 cmd.exe PING.EXE PID 1116 wrote to memory of 1048 1116 cmd.exe PING.EXE PID 1116 wrote to memory of 1048 1116 cmd.exe PING.EXE PID 1116 wrote to memory of 1048 1116 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe"C:\Users\Admin\AppData\Local\Temp\0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:612 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0feff8e31f3ba4a094b9e0db32dfb907deac43e91da35e383958a1c67ef2537c.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1048
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7a5e3483495e6e017cd4a0d58ec947f8
SHA14fb92da30aa49a73fefa390ab0cde844e717b2ce
SHA2561617fa2377bbae5a020476c4742f6e5dd5311b1175df202d668720348592de2a
SHA5121b2c576580a3132d9e188d94c8dc9bffb48c8f66e4fbfe772e6b14a27bc8bd77bbc7c34486ef31fea3f666b7a91e93e4e6a240ad4a0bd871cb8e154edfda6814
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MD5
7a5e3483495e6e017cd4a0d58ec947f8
SHA14fb92da30aa49a73fefa390ab0cde844e717b2ce
SHA2561617fa2377bbae5a020476c4742f6e5dd5311b1175df202d668720348592de2a
SHA5121b2c576580a3132d9e188d94c8dc9bffb48c8f66e4fbfe772e6b14a27bc8bd77bbc7c34486ef31fea3f666b7a91e93e4e6a240ad4a0bd871cb8e154edfda6814
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MD5
7a5e3483495e6e017cd4a0d58ec947f8
SHA14fb92da30aa49a73fefa390ab0cde844e717b2ce
SHA2561617fa2377bbae5a020476c4742f6e5dd5311b1175df202d668720348592de2a
SHA5121b2c576580a3132d9e188d94c8dc9bffb48c8f66e4fbfe772e6b14a27bc8bd77bbc7c34486ef31fea3f666b7a91e93e4e6a240ad4a0bd871cb8e154edfda6814