Analysis
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max time kernel
140s -
max time network
159s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:20
Static task
static1
Behavioral task
behavioral1
Sample
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe
Resource
win10v2004-en-20220113
General
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Target
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe
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Size
101KB
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MD5
afc3a154a1ab94ad6a40f3c6b8a83168
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SHA1
1b3ed25fd095d1a47a6297ec3ab1adbed0483a01
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SHA256
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70
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SHA512
96ca411a28c69a9f3dac51b99462e1e69a10fd307f344fb230a0663c8719700a478941b622e3a2c0cb1226c6ccd06b73a7ef6bd133be9333f70aec7bbee637a9
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 1624 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exepid process 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.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:
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exedescription pid process Token: SeIncBasePriorityPrivilege 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.execmd.exedescription pid process target process PID 1220 wrote to memory of 1624 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe MediaCenter.exe PID 1220 wrote to memory of 1624 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe MediaCenter.exe PID 1220 wrote to memory of 1624 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe MediaCenter.exe PID 1220 wrote to memory of 1624 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe MediaCenter.exe PID 1220 wrote to memory of 396 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe cmd.exe PID 1220 wrote to memory of 396 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe cmd.exe PID 1220 wrote to memory of 396 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe cmd.exe PID 1220 wrote to memory of 396 1220 1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe cmd.exe PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe"C:\Users\Admin\AppData\Local\Temp\1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1624 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1042bf09b2a41c44820aa8141f0278f4ebbd0662a985b5299197f6a483b33a70.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1088
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
888d05ddd73677ac155f1afe85357cf7
SHA182c0504840db900dea3a158b05ccd4dcf8223c3a
SHA256f3d0165ae211a4779f81f4f4292b910b12032ad6947e2aa915336b219e65d20a
SHA51226e66df8b120fd0336b729ff34879ccf4e5ad4a4b14b1a7bb5748a3f953b5ad832c96acbd8ac6e2d394dfbfc315918f9ba359f3f4e4097a6f26397c0c2d0b9ca
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MD5
888d05ddd73677ac155f1afe85357cf7
SHA182c0504840db900dea3a158b05ccd4dcf8223c3a
SHA256f3d0165ae211a4779f81f4f4292b910b12032ad6947e2aa915336b219e65d20a
SHA51226e66df8b120fd0336b729ff34879ccf4e5ad4a4b14b1a7bb5748a3f953b5ad832c96acbd8ac6e2d394dfbfc315918f9ba359f3f4e4097a6f26397c0c2d0b9ca
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MD5
888d05ddd73677ac155f1afe85357cf7
SHA182c0504840db900dea3a158b05ccd4dcf8223c3a
SHA256f3d0165ae211a4779f81f4f4292b910b12032ad6947e2aa915336b219e65d20a
SHA51226e66df8b120fd0336b729ff34879ccf4e5ad4a4b14b1a7bb5748a3f953b5ad832c96acbd8ac6e2d394dfbfc315918f9ba359f3f4e4097a6f26397c0c2d0b9ca