Analysis
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max time kernel
144s -
max time network
166s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:44
Static task
static1
Behavioral task
behavioral1
Sample
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe
Resource
win10v2004-en-20220112
General
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Target
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe
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Size
101KB
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MD5
f7a2edec2100a080989cf073bfb0b722
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SHA1
d594871fb453cf9f7114988c2236a6863e4d3c40
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SHA256
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb
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SHA512
c88aa500c0ff95b96c318ef7e6151b0e9984a8873db7d21bae597cf5f49e8455498f5ce9e32d8d3246ad7a99200e55e500200183717f39a6605bd2563b2d4ffa
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 780 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1836 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exepid process 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.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:
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exedescription pid process Token: SeIncBasePriorityPrivilege 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.execmd.exedescription pid process target process PID 1636 wrote to memory of 780 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe MediaCenter.exe PID 1636 wrote to memory of 780 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe MediaCenter.exe PID 1636 wrote to memory of 780 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe MediaCenter.exe PID 1636 wrote to memory of 780 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe MediaCenter.exe PID 1636 wrote to memory of 1836 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe cmd.exe PID 1636 wrote to memory of 1836 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe cmd.exe PID 1636 wrote to memory of 1836 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe cmd.exe PID 1636 wrote to memory of 1836 1636 0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe cmd.exe PID 1836 wrote to memory of 1820 1836 cmd.exe PING.EXE PID 1836 wrote to memory of 1820 1836 cmd.exe PING.EXE PID 1836 wrote to memory of 1820 1836 cmd.exe PING.EXE PID 1836 wrote to memory of 1820 1836 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe"C:\Users\Admin\AppData\Local\Temp\0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:780 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0925dd5c5c9fe098be5c665dd41c7991a6895fd35c14f07933152a35e4eb93eb.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1820
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
1f70dbd5c3992c3deafceb17297fc601
SHA17253e5ee3daad01b9e5fec67219765490c497c79
SHA256adcb749a904675bbc7a01043110895569af2febc69a6d45bd0eaab27d5431a9a
SHA5125fbced945858bc5372147fe3b00b82a3a462e7edc19a1b50a08e43dc72b5ea6bc2b544b7b3aa72a38e147751fad9c20b95089146e876a1b4a9c23fd9fca0bc63
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
1f70dbd5c3992c3deafceb17297fc601
SHA17253e5ee3daad01b9e5fec67219765490c497c79
SHA256adcb749a904675bbc7a01043110895569af2febc69a6d45bd0eaab27d5431a9a
SHA5125fbced945858bc5372147fe3b00b82a3a462e7edc19a1b50a08e43dc72b5ea6bc2b544b7b3aa72a38e147751fad9c20b95089146e876a1b4a9c23fd9fca0bc63
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
1f70dbd5c3992c3deafceb17297fc601
SHA17253e5ee3daad01b9e5fec67219765490c497c79
SHA256adcb749a904675bbc7a01043110895569af2febc69a6d45bd0eaab27d5431a9a
SHA5125fbced945858bc5372147fe3b00b82a3a462e7edc19a1b50a08e43dc72b5ea6bc2b544b7b3aa72a38e147751fad9c20b95089146e876a1b4a9c23fd9fca0bc63
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memory/1636-54-0x0000000075D61000-0x0000000075D63000-memory.dmpFilesize
8KB