Analysis
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max time kernel
124s -
max time network
139s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 10:28
Static task
static1
Behavioral task
behavioral1
Sample
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe
Resource
win10v2004-en-20220113
General
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Target
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe
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Size
58KB
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MD5
1c27bc2bf36e0b6b059110f73a062961
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SHA1
0d713f12d435377bae03d6824320934210437808
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SHA256
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d
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SHA512
709dd571cfead4663c0dd717fe271e5e40b368bf0c5159f4044d55673e968f83342e442474a9896adaf41b2c8574c8d9e41b4bd88efdd2fcbf08378f9ff7d49b
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1720 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exepid process 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.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:
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exedescription pid process Token: SeIncBasePriorityPrivilege 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.execmd.exedescription pid process target process PID 760 wrote to memory of 1720 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe MediaCenter.exe PID 760 wrote to memory of 1720 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe MediaCenter.exe PID 760 wrote to memory of 1720 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe MediaCenter.exe PID 760 wrote to memory of 1720 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe MediaCenter.exe PID 760 wrote to memory of 1944 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe cmd.exe PID 760 wrote to memory of 1944 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe cmd.exe PID 760 wrote to memory of 1944 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe cmd.exe PID 760 wrote to memory of 1944 760 071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe cmd.exe PID 1944 wrote to memory of 1640 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1640 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1640 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1640 1944 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe"C:\Users\Admin\AppData\Local\Temp\071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:760 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1720 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\071b705cd83376ec8726178494bd08ff114a9f18018605c9b31786a762d06b6d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1640
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e94669d1216047ce516b5a1c41377cc2
SHA1b9513ae45b10c06f2b287a69f9430cb8652c4514
SHA25692386ded7bf1b836899997ef1842fd2800468bdc78761fcc8a4a4753135c3b59
SHA512c55c4659ee8fa01f6e79875e0276744c85a0f0078a4e8e2fc6d3e0dca267079cd126fa225b5f95ed30cf8f622c5674ed2c8f8ec1ca097b3e6dc3c86994edd938
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e94669d1216047ce516b5a1c41377cc2
SHA1b9513ae45b10c06f2b287a69f9430cb8652c4514
SHA25692386ded7bf1b836899997ef1842fd2800468bdc78761fcc8a4a4753135c3b59
SHA512c55c4659ee8fa01f6e79875e0276744c85a0f0078a4e8e2fc6d3e0dca267079cd126fa225b5f95ed30cf8f622c5674ed2c8f8ec1ca097b3e6dc3c86994edd938
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e94669d1216047ce516b5a1c41377cc2
SHA1b9513ae45b10c06f2b287a69f9430cb8652c4514
SHA25692386ded7bf1b836899997ef1842fd2800468bdc78761fcc8a4a4753135c3b59
SHA512c55c4659ee8fa01f6e79875e0276744c85a0f0078a4e8e2fc6d3e0dca267079cd126fa225b5f95ed30cf8f622c5674ed2c8f8ec1ca097b3e6dc3c86994edd938
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memory/760-54-0x0000000075D61000-0x0000000075D63000-memory.dmpFilesize
8KB