Analysis
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max time kernel
132s -
max time network
158s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 22:49
Static task
static1
Behavioral task
behavioral1
Sample
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe
Resource
win10-en-20211208
General
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Target
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe
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Size
79KB
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MD5
b4958424c5db8b0eca61ce836b81d192
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SHA1
11964209ef14ff3e54f15bc00a2cf87563b02226
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SHA256
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6
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SHA512
413aaf9bb6180c8b9d417e22f0c286463109ab84b42613ba4c9cc289b831ad852f98fe4c0c22fb8535699752f75be34646e0a3018a1b0e427fd6c84ca19f3dbc
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 576 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1472 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exepid process 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.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:
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exedescription pid process Token: SeIncBasePriorityPrivilege 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.execmd.exedescription pid process target process PID 268 wrote to memory of 576 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe MediaCenter.exe PID 268 wrote to memory of 576 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe MediaCenter.exe PID 268 wrote to memory of 576 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe MediaCenter.exe PID 268 wrote to memory of 576 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe MediaCenter.exe PID 268 wrote to memory of 1472 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe cmd.exe PID 268 wrote to memory of 1472 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe cmd.exe PID 268 wrote to memory of 1472 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe cmd.exe PID 268 wrote to memory of 1472 268 8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe cmd.exe PID 1472 wrote to memory of 924 1472 cmd.exe PING.EXE PID 1472 wrote to memory of 924 1472 cmd.exe PING.EXE PID 1472 wrote to memory of 924 1472 cmd.exe PING.EXE PID 1472 wrote to memory of 924 1472 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe"C:\Users\Admin\AppData\Local\Temp\8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:268 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:576 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:924
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
30bcd860598b6e7a7f15b41ca83664c6
SHA118cf88f14081a93896e13e3dee20f0f1ae3b82dd
SHA256bab8d881247412244d2b40cfea748de56cad445a7da9f1c858d87521bca9cd45
SHA512fb66c80a2af6f599c405ef9ac29b7eb2bcc1b9b7d199474a74ce89ce3bcefa7c0ab554b43afafc4b05b2ba8b1d44d7d5676c7d0b4f761ae8facab26e7a04cb94
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MD5
30bcd860598b6e7a7f15b41ca83664c6
SHA118cf88f14081a93896e13e3dee20f0f1ae3b82dd
SHA256bab8d881247412244d2b40cfea748de56cad445a7da9f1c858d87521bca9cd45
SHA512fb66c80a2af6f599c405ef9ac29b7eb2bcc1b9b7d199474a74ce89ce3bcefa7c0ab554b43afafc4b05b2ba8b1d44d7d5676c7d0b4f761ae8facab26e7a04cb94
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MD5
30bcd860598b6e7a7f15b41ca83664c6
SHA118cf88f14081a93896e13e3dee20f0f1ae3b82dd
SHA256bab8d881247412244d2b40cfea748de56cad445a7da9f1c858d87521bca9cd45
SHA512fb66c80a2af6f599c405ef9ac29b7eb2bcc1b9b7d199474a74ce89ce3bcefa7c0ab554b43afafc4b05b2ba8b1d44d7d5676c7d0b4f761ae8facab26e7a04cb94