Analysis
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max time kernel
168s -
max time network
179s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 04:06
Static task
static1
Behavioral task
behavioral1
Sample
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe
Resource
win10v2004-en-20220112
General
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Target
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe
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Size
176KB
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MD5
10ac434ecaa19f61405a806a25da4ed3
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SHA1
982bae4979aadd5e9a4db20fefdc7dd3309a6e0e
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SHA256
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4
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SHA512
1a476dc460c2dd28ee9fe4a8b3358963dacc056a549787b27f54cef08242a105d75c7d0f13c0c87e6bf4abce26e501f61b1bb804a6330d230e8b579c46c8fc88
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula behavioral2/memory/2320-132-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2420 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MusNotifyIcon.exedescription ioc process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exedescription pid process Token: SeIncBasePriorityPrivilege 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.execmd.exedescription pid process target process PID 2320 wrote to memory of 2420 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe MediaCenter.exe PID 2320 wrote to memory of 2420 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe MediaCenter.exe PID 2320 wrote to memory of 2420 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe MediaCenter.exe PID 2320 wrote to memory of 4060 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe cmd.exe PID 2320 wrote to memory of 4060 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe cmd.exe PID 2320 wrote to memory of 4060 2320 160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe cmd.exe PID 4060 wrote to memory of 1464 4060 cmd.exe PING.EXE PID 4060 wrote to memory of 1464 4060 cmd.exe PING.EXE PID 4060 wrote to memory of 1464 4060 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe"C:\Users\Admin\AppData\Local\Temp\160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2420 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4060 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1464
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:392
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
aef71795402904401d557b601843ef40
SHA10cbeb3c521749dd6a2e6f013cafa2ead8aa3fe2e
SHA25682613e7af32cf7945ebc42a5ff75590e845acc188af2c7e90388146dab09d49a
SHA512430912f64e789ae0505dd75923d00aeb18addedb0ae5e5ee868c3cd57e3d4f88959d7cd5f311f62dbee3a6ccd993ac3b8c13b624255afc9a55b02d01cb55ddd6
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MD5
aef71795402904401d557b601843ef40
SHA10cbeb3c521749dd6a2e6f013cafa2ead8aa3fe2e
SHA25682613e7af32cf7945ebc42a5ff75590e845acc188af2c7e90388146dab09d49a
SHA512430912f64e789ae0505dd75923d00aeb18addedb0ae5e5ee868c3cd57e3d4f88959d7cd5f311f62dbee3a6ccd993ac3b8c13b624255afc9a55b02d01cb55ddd6