Analysis
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max time kernel
117s -
max time network
123s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:59
Static task
static1
Behavioral task
behavioral1
Sample
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe
Resource
win10v2004-en-20220113
General
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Target
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe
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Size
192KB
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MD5
ca9cb23b17fd66d27276851069759b6c
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SHA1
42414156f9564d049bfdfb82a9771d91dd9d7ae6
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SHA256
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3
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SHA512
3815c0a88e59596ad1be57e175eb9b8de514a8d0910893aa76d5ae947f66957af3303b0e715ab9a2eecae14632477bba729c36468299f2f5159a8009db28764e
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 1480 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1776 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exepid process 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.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:
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exedescription pid process Token: SeIncBasePriorityPrivilege 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.execmd.exedescription pid process target process PID 1748 wrote to memory of 1480 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe MediaCenter.exe PID 1748 wrote to memory of 1480 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe MediaCenter.exe PID 1748 wrote to memory of 1480 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe MediaCenter.exe PID 1748 wrote to memory of 1480 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe MediaCenter.exe PID 1748 wrote to memory of 1776 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe cmd.exe PID 1748 wrote to memory of 1776 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe cmd.exe PID 1748 wrote to memory of 1776 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe cmd.exe PID 1748 wrote to memory of 1776 1748 18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe cmd.exe PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe"C:\Users\Admin\AppData\Local\Temp\18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1480 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18ddabb9d14b9f029bbb771afc62d9264f479b3037ba8890d2f6bfbc47f082c3.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:432
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
008f2e4f58eb1df6891574215c79794d
SHA13af58864a900ec9cba937578365c0479e6ade121
SHA256497fc05209e1e863b8f10d04e6c0228833c7748d37c72397912e463082148f34
SHA5126c4d870913b7f73e95f461855d857636a5835bb08cb1d1e1f6f7048b5b515b007213694432313e7815a0b52fdc842c61e365de9ebcbcb4d186ec73beb66f0d94
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MD5
008f2e4f58eb1df6891574215c79794d
SHA13af58864a900ec9cba937578365c0479e6ade121
SHA256497fc05209e1e863b8f10d04e6c0228833c7748d37c72397912e463082148f34
SHA5126c4d870913b7f73e95f461855d857636a5835bb08cb1d1e1f6f7048b5b515b007213694432313e7815a0b52fdc842c61e365de9ebcbcb4d186ec73beb66f0d94
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MD5
008f2e4f58eb1df6891574215c79794d
SHA13af58864a900ec9cba937578365c0479e6ade121
SHA256497fc05209e1e863b8f10d04e6c0228833c7748d37c72397912e463082148f34
SHA5126c4d870913b7f73e95f461855d857636a5835bb08cb1d1e1f6f7048b5b515b007213694432313e7815a0b52fdc842c61e365de9ebcbcb4d186ec73beb66f0d94