Analysis
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max time kernel
122s -
max time network
144s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:44
Static task
static1
Behavioral task
behavioral1
Sample
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe
Resource
win10v2004-en-20220113
General
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Target
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe
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Size
192KB
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MD5
b05342e1d6340795786810fab8c08322
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SHA1
53b3483add91981e441d99ef4e49946906cd7026
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SHA256
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0
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SHA512
9ec4a97f39e2f9b5add8f99bb7c35e5aaef60c68437493b1de7616bba2270caa7011a89a10d44140ebb3e01055ed98b344febdcf6aff9ff352f72fab118debae
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1340 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 436 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exepid process 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.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:
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exedescription pid process Token: SeIncBasePriorityPrivilege 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.execmd.exedescription pid process target process PID 1668 wrote to memory of 1340 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe MediaCenter.exe PID 1668 wrote to memory of 1340 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe MediaCenter.exe PID 1668 wrote to memory of 1340 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe MediaCenter.exe PID 1668 wrote to memory of 1340 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe MediaCenter.exe PID 1668 wrote to memory of 436 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe cmd.exe PID 1668 wrote to memory of 436 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe cmd.exe PID 1668 wrote to memory of 436 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe cmd.exe PID 1668 wrote to memory of 436 1668 038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe cmd.exe PID 436 wrote to memory of 824 436 cmd.exe PING.EXE PID 436 wrote to memory of 824 436 cmd.exe PING.EXE PID 436 wrote to memory of 824 436 cmd.exe PING.EXE PID 436 wrote to memory of 824 436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe"C:\Users\Admin\AppData\Local\Temp\038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1340 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\038ff3bf3823d31da044955ad9cd8207e859321ea6c221d9e2d5ef982a2b70d0.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:824
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
aa70adb70b6fe44464e48e461b1a3448
SHA1932a7dca62fefeb10a1ce4846303762175c65513
SHA256bfd00b10903ffa8a2ef83d1a211d274ad065cf67225f05041bbbaa8851f3a22b
SHA512a571463e189aaf8463e777805de7ea6448a72172c10bc9b9cec93c506ec46d963361d6589fd2682dbf6a09442f2f551300b3fbdc72210ef6067dca80b1c6d6d8
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
aa70adb70b6fe44464e48e461b1a3448
SHA1932a7dca62fefeb10a1ce4846303762175c65513
SHA256bfd00b10903ffa8a2ef83d1a211d274ad065cf67225f05041bbbaa8851f3a22b
SHA512a571463e189aaf8463e777805de7ea6448a72172c10bc9b9cec93c506ec46d963361d6589fd2682dbf6a09442f2f551300b3fbdc72210ef6067dca80b1c6d6d8
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
aa70adb70b6fe44464e48e461b1a3448
SHA1932a7dca62fefeb10a1ce4846303762175c65513
SHA256bfd00b10903ffa8a2ef83d1a211d274ad065cf67225f05041bbbaa8851f3a22b
SHA512a571463e189aaf8463e777805de7ea6448a72172c10bc9b9cec93c506ec46d963361d6589fd2682dbf6a09442f2f551300b3fbdc72210ef6067dca80b1c6d6d8
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memory/1668-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmpFilesize
8KB