Analysis
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max time kernel
146s -
max time network
157s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:28
Static task
static1
Behavioral task
behavioral1
Sample
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe
Resource
win10v2004-en-20220112
General
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Target
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe
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Size
36KB
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MD5
e424da6dd2fbe2d9adf4757a15544e01
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SHA1
52cd4009c0d83f368403e28ac256cc3322e2954a
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SHA256
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0
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SHA512
8c7d4cc630997d652328538bca930e7d0b28e2dfd3a48aec241be705e1dc846955a3b42662e6acbc87707b6d94c87252ee395124e1829dde0ce25b8fada3eb6d
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1312 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1276 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exepid process 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.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:
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exedescription pid process Token: SeIncBasePriorityPrivilege 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.execmd.exedescription pid process target process PID 1736 wrote to memory of 1312 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe MediaCenter.exe PID 1736 wrote to memory of 1276 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe cmd.exe PID 1736 wrote to memory of 1276 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe cmd.exe PID 1736 wrote to memory of 1276 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe cmd.exe PID 1736 wrote to memory of 1276 1736 12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe cmd.exe PID 1276 wrote to memory of 1480 1276 cmd.exe PING.EXE PID 1276 wrote to memory of 1480 1276 cmd.exe PING.EXE PID 1276 wrote to memory of 1480 1276 cmd.exe PING.EXE PID 1276 wrote to memory of 1480 1276 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe"C:\Users\Admin\AppData\Local\Temp\12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1312 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12a979d5a790252d1698d3c7050bbb91d248fb93f2173760e34ed1e6bbd0e8f0.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1480
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
bef0929b5a0dbc4f0ed1e39428d1508a
SHA17621297554abd6863e69ba049ce7fad8a21eaab9
SHA25638d6e19d31451f124a162a2b8f6a96c2c47928334b1b36a921f89a9e0119f1ae
SHA512133ee9450dcd00a5cc0f785f978926f8d6afbca1e3eeab2eba571db155b9faf4cbc37d6b76040e138ba309ee7f41a4acbc1acc5cfd51703ff389845d3f5be9c6
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MD5
bef0929b5a0dbc4f0ed1e39428d1508a
SHA17621297554abd6863e69ba049ce7fad8a21eaab9
SHA25638d6e19d31451f124a162a2b8f6a96c2c47928334b1b36a921f89a9e0119f1ae
SHA512133ee9450dcd00a5cc0f785f978926f8d6afbca1e3eeab2eba571db155b9faf4cbc37d6b76040e138ba309ee7f41a4acbc1acc5cfd51703ff389845d3f5be9c6
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MD5
bef0929b5a0dbc4f0ed1e39428d1508a
SHA17621297554abd6863e69ba049ce7fad8a21eaab9
SHA25638d6e19d31451f124a162a2b8f6a96c2c47928334b1b36a921f89a9e0119f1ae
SHA512133ee9450dcd00a5cc0f785f978926f8d6afbca1e3eeab2eba571db155b9faf4cbc37d6b76040e138ba309ee7f41a4acbc1acc5cfd51703ff389845d3f5be9c6