Analysis
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max time kernel
148s -
max time network
162s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:57
Static task
static1
Behavioral task
behavioral1
Sample
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe
Resource
win10v2004-en-20220113
General
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Target
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe
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Size
101KB
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MD5
9a107782176d171f1a9dcafab3d72a33
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SHA1
4ded1641b5e295363a107030324fec1e258c5653
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SHA256
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1
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SHA512
0adad277fd8954f34a91585087c55841a4ba2d37d1f4ccf688d4f6dfe53e4342cb12e8527eb66e0435bd939fb9be96848575d4b5104748465c5de9f8d5e3c589
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 592 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 640 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exepid process 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.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:
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exedescription pid process Token: SeIncBasePriorityPrivilege 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.execmd.exedescription pid process target process PID 1156 wrote to memory of 592 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe MediaCenter.exe PID 1156 wrote to memory of 592 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe MediaCenter.exe PID 1156 wrote to memory of 592 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe MediaCenter.exe PID 1156 wrote to memory of 592 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe MediaCenter.exe PID 1156 wrote to memory of 640 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe cmd.exe PID 1156 wrote to memory of 640 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe cmd.exe PID 1156 wrote to memory of 640 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe cmd.exe PID 1156 wrote to memory of 640 1156 13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe cmd.exe PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe"C:\Users\Admin\AppData\Local\Temp\13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:592 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13f8f57747092ad5875e5a67c11af7ef10daf44a5c0b7bf0e4323af8d46d2dd1.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:640 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1116
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
201eee3a418b5202799e78b479b7f12f
SHA11a2408250d412a3e17c661f9722d7c8051f2feee
SHA256361455f7a00f22cd2e3c59ac4cae5f81ae68dbc597299ce0ba08baa236a2798b
SHA512b7114f4624d9bfb7458318031d555d11e7fc73bbad704aac14f03bf1a242d63707a813aa697fb65b01c97ab15d61385e272c4e30cbab7f6b9420771d4b7dd1d1
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MD5
201eee3a418b5202799e78b479b7f12f
SHA11a2408250d412a3e17c661f9722d7c8051f2feee
SHA256361455f7a00f22cd2e3c59ac4cae5f81ae68dbc597299ce0ba08baa236a2798b
SHA512b7114f4624d9bfb7458318031d555d11e7fc73bbad704aac14f03bf1a242d63707a813aa697fb65b01c97ab15d61385e272c4e30cbab7f6b9420771d4b7dd1d1
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MD5
201eee3a418b5202799e78b479b7f12f
SHA11a2408250d412a3e17c661f9722d7c8051f2feee
SHA256361455f7a00f22cd2e3c59ac4cae5f81ae68dbc597299ce0ba08baa236a2798b
SHA512b7114f4624d9bfb7458318031d555d11e7fc73bbad704aac14f03bf1a242d63707a813aa697fb65b01c97ab15d61385e272c4e30cbab7f6b9420771d4b7dd1d1