Analysis
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max time kernel
136s -
max time network
151s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
22-01-2022 01:03
Static task
static1
Behavioral task
behavioral1
Sample
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe
Resource
win10-en-20211208
General
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Target
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe
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Size
89KB
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MD5
ae55d7b5c3d3bc7ed338d40ada25902f
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SHA1
97c8d511d32e2ab7ff7d78f90bedbf2f31c14bb1
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SHA256
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5
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SHA512
334510879a1b9d5e1d4aa862c07518eed5e2742422254c7a833534b746fdcfa193d440fcdb15113ade9c461337083f56fea0a3c5bcfebe0ab3bccc9e1cc46ee3
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1772 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1628 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exepid process 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.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:
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exedescription pid process Token: SeIncBasePriorityPrivilege 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.execmd.exedescription pid process target process PID 468 wrote to memory of 1772 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe MediaCenter.exe PID 468 wrote to memory of 1772 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe MediaCenter.exe PID 468 wrote to memory of 1772 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe MediaCenter.exe PID 468 wrote to memory of 1772 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe MediaCenter.exe PID 468 wrote to memory of 1628 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe cmd.exe PID 468 wrote to memory of 1628 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe cmd.exe PID 468 wrote to memory of 1628 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe cmd.exe PID 468 wrote to memory of 1628 468 a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe cmd.exe PID 1628 wrote to memory of 2040 1628 cmd.exe PING.EXE PID 1628 wrote to memory of 2040 1628 cmd.exe PING.EXE PID 1628 wrote to memory of 2040 1628 cmd.exe PING.EXE PID 1628 wrote to memory of 2040 1628 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe"C:\Users\Admin\AppData\Local\Temp\a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:468 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1772 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2040
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
27d646843163f5d2172a4e5b948fbdfe
SHA15c49419d2ead15ae90d964008d6a46a250ca3947
SHA256c2b28149092b6a234ac86bcf4e37cbe01f22164951d6ee47eef7e1a3ada246fa
SHA512a07dd172a6e08b7e2e0ff583894086bc3dc37c50ce51bc8f66b0da035972e0083d57947ea51e57843b79a02bbbf3cad171e022807c5b5392b4cc0f9f971f0294
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MD5
27d646843163f5d2172a4e5b948fbdfe
SHA15c49419d2ead15ae90d964008d6a46a250ca3947
SHA256c2b28149092b6a234ac86bcf4e37cbe01f22164951d6ee47eef7e1a3ada246fa
SHA512a07dd172a6e08b7e2e0ff583894086bc3dc37c50ce51bc8f66b0da035972e0083d57947ea51e57843b79a02bbbf3cad171e022807c5b5392b4cc0f9f971f0294