Analysis
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max time kernel
128s -
max time network
183s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
24-09-2021 06:12
Static task
static1
Behavioral task
behavioral1
Sample
618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe
Resource
win10-en-20210920
General
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Target
618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe
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Size
517KB
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MD5
c00d8e2e994ce0664b89481518c2376e
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SHA1
8076dbd4cf89f4ddf0fa5f8f90b7664eca6312c2
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SHA256
618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf
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SHA512
5b030171e3f3065ef47155c16225a0ab9e21fffce79037d6a37b4a35496df70967f752777562c4e22b7726aa0780489c2f5329cf07c2a02cfb6b82c96e059f62
Malware Config
Signatures
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Sakula Payload 2 IoCs
resource yara_rule behavioral1/files/0x00040000000130b8-60.dat family_sakula behavioral1/files/0x00040000000130b8-62.dat family_sakula -
Executes dropped EXE 1 IoCs
pid Process 2000 MediaCenter.exe -
Deletes itself 1 IoCs
pid Process 1468 cmd.exe -
Loads dropped DLL 1 IoCs
pid Process 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.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
pid Process 1740 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1972 wrote to memory of 2000 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 27 PID 1972 wrote to memory of 2000 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 27 PID 1972 wrote to memory of 2000 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 27 PID 1972 wrote to memory of 2000 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 27 PID 1972 wrote to memory of 1468 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 30 PID 1972 wrote to memory of 1468 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 30 PID 1972 wrote to memory of 1468 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 30 PID 1972 wrote to memory of 1468 1972 618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe 30 PID 1468 wrote to memory of 1740 1468 cmd.exe 32 PID 1468 wrote to memory of 1740 1468 cmd.exe 32 PID 1468 wrote to memory of 1740 1468 cmd.exe 32 PID 1468 wrote to memory of 1740 1468 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe"C:\Users\Admin\AppData\Local\Temp\618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2000
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\618733a0c26f169b157e50c683a327f836ef8db6f13d7d0b94f0dd432030eacf.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1740
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