Analysis
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max time kernel
142s -
max time network
170s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:46
Static task
static1
Behavioral task
behavioral1
Sample
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe
Resource
win10v2004-en-20220112
General
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Target
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe
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Size
80KB
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MD5
4ebe8c3822c2bffd4a8bdbbc29c6754d
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SHA1
d6f50eabc1794031d89f5f080a16ca6d30ee60e1
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SHA256
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79
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SHA512
e011ab23839d44b587bed12d5c8a1dcd4ddc1bcbf4fbd0c15a82310529cf927f28a5c009dde02dabe26eb8d28e11e055d3cdb648638f56fec01cf012b516ea4c
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 900 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1388 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exepid process 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.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:
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exedescription pid process Token: SeIncBasePriorityPrivilege 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.execmd.exedescription pid process target process PID 960 wrote to memory of 900 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe MediaCenter.exe PID 960 wrote to memory of 900 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe MediaCenter.exe PID 960 wrote to memory of 900 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe MediaCenter.exe PID 960 wrote to memory of 900 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe MediaCenter.exe PID 960 wrote to memory of 1388 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe cmd.exe PID 960 wrote to memory of 1388 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe cmd.exe PID 960 wrote to memory of 1388 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe cmd.exe PID 960 wrote to memory of 1388 960 091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe cmd.exe PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe"C:\Users\Admin\AppData\Local\Temp\091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:900 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\091751c441f73ec452289edc4f8996d03ffa836df68db13e369b460c3af06f79.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1700
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
db49ac322f27f4fee032d0d5f743eeec
SHA1ca25809d11ae9a9b12a5052fcfb1ce41a98478de
SHA2565a9526098a1d3c701272a47fc64dc79746209a3b9933c7cfb8e02b85650a5974
SHA51248e1f8e319008684de537ccfae0199633174fd76ac4f56173ba3870610f5ec832cb8d3d3dfabb730e3f7df9eee749ffabf422f301e76eba1e457fc71b539ef51
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
db49ac322f27f4fee032d0d5f743eeec
SHA1ca25809d11ae9a9b12a5052fcfb1ce41a98478de
SHA2565a9526098a1d3c701272a47fc64dc79746209a3b9933c7cfb8e02b85650a5974
SHA51248e1f8e319008684de537ccfae0199633174fd76ac4f56173ba3870610f5ec832cb8d3d3dfabb730e3f7df9eee749ffabf422f301e76eba1e457fc71b539ef51
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
db49ac322f27f4fee032d0d5f743eeec
SHA1ca25809d11ae9a9b12a5052fcfb1ce41a98478de
SHA2565a9526098a1d3c701272a47fc64dc79746209a3b9933c7cfb8e02b85650a5974
SHA51248e1f8e319008684de537ccfae0199633174fd76ac4f56173ba3870610f5ec832cb8d3d3dfabb730e3f7df9eee749ffabf422f301e76eba1e457fc71b539ef51
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memory/960-55-0x00000000769D1000-0x00000000769D3000-memory.dmpFilesize
8KB