Analysis
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max time kernel
126s -
max time network
145s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:49
Static task
static1
Behavioral task
behavioral1
Sample
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe
Resource
win10v2004-en-20220112
General
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Target
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe
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Size
80KB
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MD5
ef886ad1945c88608fc76924144735af
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SHA1
8109c28a772d0180e8f532870a088f849175f52c
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SHA256
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72
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SHA512
c9d01708e4586be0f01890526ee7c6cd6cbb8fbdfa5b806ff17c797468fc3682fce0dabd28a1d7aee82793ab895bd1faf76a182790433719a7cc9c02ee944508
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 1028 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1868 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exepid process 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.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:
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exedescription pid process Token: SeIncBasePriorityPrivilege 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.execmd.exedescription pid process target process PID 960 wrote to memory of 1028 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe MediaCenter.exe PID 960 wrote to memory of 1028 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe MediaCenter.exe PID 960 wrote to memory of 1028 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe MediaCenter.exe PID 960 wrote to memory of 1028 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe MediaCenter.exe PID 960 wrote to memory of 1868 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe cmd.exe PID 960 wrote to memory of 1868 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe cmd.exe PID 960 wrote to memory of 1868 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe cmd.exe PID 960 wrote to memory of 1868 960 119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe cmd.exe PID 1868 wrote to memory of 1168 1868 cmd.exe PING.EXE PID 1868 wrote to memory of 1168 1868 cmd.exe PING.EXE PID 1868 wrote to memory of 1168 1868 cmd.exe PING.EXE PID 1868 wrote to memory of 1168 1868 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe"C:\Users\Admin\AppData\Local\Temp\119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.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:1028 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\119671d6935d96fc8344de86773a690f269c9c953f82426fca8f46c29f7b5d72.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1168
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b831268763a2872791fbb21fc6eca34a
SHA187d8cd3626d259b91a66ccb06551ad7e84c0aab2
SHA25699a70b7e3ae17aaf29bdc2ac82c8134c9c7d8b8cc2fed119c92c0592d2cd6163
SHA51266b6e7e0cbba01d337cf1c3bf66ec2c2aa8df5778235aa726475698c85c9cfc1aceb3d764f47528701825958400328c0227bee43ee0d05987f0960fe9ea27468
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MD5
b831268763a2872791fbb21fc6eca34a
SHA187d8cd3626d259b91a66ccb06551ad7e84c0aab2
SHA25699a70b7e3ae17aaf29bdc2ac82c8134c9c7d8b8cc2fed119c92c0592d2cd6163
SHA51266b6e7e0cbba01d337cf1c3bf66ec2c2aa8df5778235aa726475698c85c9cfc1aceb3d764f47528701825958400328c0227bee43ee0d05987f0960fe9ea27468
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MD5
b831268763a2872791fbb21fc6eca34a
SHA187d8cd3626d259b91a66ccb06551ad7e84c0aab2
SHA25699a70b7e3ae17aaf29bdc2ac82c8134c9c7d8b8cc2fed119c92c0592d2cd6163
SHA51266b6e7e0cbba01d337cf1c3bf66ec2c2aa8df5778235aa726475698c85c9cfc1aceb3d764f47528701825958400328c0227bee43ee0d05987f0960fe9ea27468