Analysis
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max time kernel
154s -
max time network
167s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:13
Static task
static1
Behavioral task
behavioral1
Sample
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe
Resource
win10v2004-en-20220113
General
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Target
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe
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Size
191KB
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MD5
11a61a50c20835a1a3d1b80b7dbbb30d
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SHA1
b9bb95ecd9bc37132719fa26de15d589add9e25c
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SHA256
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6
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SHA512
6760bb7259a11acc28d8a9964698e74d4f661a5226c8f6ce779d7cde945023c6a493efa3ddb099eef090a601913e3be23b0c1863193a16890845650a5444e438
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 1896 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 828 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exepid process 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.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:
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exedescription pid process Token: SeIncBasePriorityPrivilege 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.execmd.exedescription pid process target process PID 1776 wrote to memory of 1896 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe MediaCenter.exe PID 1776 wrote to memory of 1896 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe MediaCenter.exe PID 1776 wrote to memory of 1896 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe MediaCenter.exe PID 1776 wrote to memory of 1896 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe MediaCenter.exe PID 1776 wrote to memory of 828 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe cmd.exe PID 1776 wrote to memory of 828 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe cmd.exe PID 1776 wrote to memory of 828 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe cmd.exe PID 1776 wrote to memory of 828 1776 04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe cmd.exe PID 828 wrote to memory of 1832 828 cmd.exe PING.EXE PID 828 wrote to memory of 1832 828 cmd.exe PING.EXE PID 828 wrote to memory of 1832 828 cmd.exe PING.EXE PID 828 wrote to memory of 1832 828 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe"C:\Users\Admin\AppData\Local\Temp\04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1896 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04fb087d0c26ef31f63cde18e0144daaf7aee04fd6c118c2fd8bca3a0dffc8d6.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1832
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c3f12514c76c3f0c5db3406104ab0a99
SHA102a32fbb4b7ecfe5e4b2822a1054744e646303d6
SHA2565f490418a7cc9766e23fbbe2de47e5f9b18092dfba71b8e639959402db8a0d34
SHA5126f43a66ba3e178fb2e3ed13ee227e05070618b1f219029630c89505f413f8e4acbbcc698d4d4c82c0cbe89cb23587d89565ee8d9d26fee8c09584222077436c2
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c3f12514c76c3f0c5db3406104ab0a99
SHA102a32fbb4b7ecfe5e4b2822a1054744e646303d6
SHA2565f490418a7cc9766e23fbbe2de47e5f9b18092dfba71b8e639959402db8a0d34
SHA5126f43a66ba3e178fb2e3ed13ee227e05070618b1f219029630c89505f413f8e4acbbcc698d4d4c82c0cbe89cb23587d89565ee8d9d26fee8c09584222077436c2
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c3f12514c76c3f0c5db3406104ab0a99
SHA102a32fbb4b7ecfe5e4b2822a1054744e646303d6
SHA2565f490418a7cc9766e23fbbe2de47e5f9b18092dfba71b8e639959402db8a0d34
SHA5126f43a66ba3e178fb2e3ed13ee227e05070618b1f219029630c89505f413f8e4acbbcc698d4d4c82c0cbe89cb23587d89565ee8d9d26fee8c09584222077436c2
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memory/1776-54-0x0000000076C61000-0x0000000076C63000-memory.dmpFilesize
8KB