Analysis
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max time kernel
122s -
max time network
127s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 00:09
Static task
static1
Behavioral task
behavioral1
Sample
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe
Resource
win10-en-20211208
General
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Target
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe
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Size
79KB
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MD5
019a5f531f324d5528ccc09faa617f42
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SHA1
c3be3a8a181f5b26fe816effe8c90453e3fd6278
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SHA256
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2
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SHA512
1fd0759d49b3867282b6a5eef50bb23e77e1c7df80ebedaf2e69a7d12ad104317fefa494288d8240dbe7fb9a71240632e23b1965376631fa737a8ce3d54a9d89
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1668 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 392 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exepid process 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.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:
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exedescription pid process Token: SeIncBasePriorityPrivilege 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.execmd.exedescription pid process target process PID 604 wrote to memory of 1668 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe MediaCenter.exe PID 604 wrote to memory of 1668 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe MediaCenter.exe PID 604 wrote to memory of 1668 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe MediaCenter.exe PID 604 wrote to memory of 1668 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe MediaCenter.exe PID 604 wrote to memory of 392 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe cmd.exe PID 604 wrote to memory of 392 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe cmd.exe PID 604 wrote to memory of 392 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe cmd.exe PID 604 wrote to memory of 392 604 e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe cmd.exe PID 392 wrote to memory of 1204 392 cmd.exe PING.EXE PID 392 wrote to memory of 1204 392 cmd.exe PING.EXE PID 392 wrote to memory of 1204 392 cmd.exe PING.EXE PID 392 wrote to memory of 1204 392 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe"C:\Users\Admin\AppData\Local\Temp\e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:604 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1668 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\e345c7232badd34dcd327c6442bb72aa40211bfd6e5f84adc0f06f19a2c53fc2.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:392 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1204
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
752db3876c5c011a8d0f54c8e654a59f
SHA1ab430cb0eaba0bdcbc8f6b07be30a87352d3b785
SHA2560f9592105678a3ab19e0673a58c89ac14c56e4c791c91490b23d3ba0cf9ee37b
SHA512d2f2eae318ced725848271750a52750b8d009c094faf8cf65ebb2fe02bd0a22d820ce317d63c590304a82a28b5fb864334cbffefe1479620fafc78d6cb370538
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MD5
752db3876c5c011a8d0f54c8e654a59f
SHA1ab430cb0eaba0bdcbc8f6b07be30a87352d3b785
SHA2560f9592105678a3ab19e0673a58c89ac14c56e4c791c91490b23d3ba0cf9ee37b
SHA512d2f2eae318ced725848271750a52750b8d009c094faf8cf65ebb2fe02bd0a22d820ce317d63c590304a82a28b5fb864334cbffefe1479620fafc78d6cb370538
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MD5
752db3876c5c011a8d0f54c8e654a59f
SHA1ab430cb0eaba0bdcbc8f6b07be30a87352d3b785
SHA2560f9592105678a3ab19e0673a58c89ac14c56e4c791c91490b23d3ba0cf9ee37b
SHA512d2f2eae318ced725848271750a52750b8d009c094faf8cf65ebb2fe02bd0a22d820ce317d63c590304a82a28b5fb864334cbffefe1479620fafc78d6cb370538