Analysis
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max time kernel
120s -
max time network
141s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:25
Static task
static1
Behavioral task
behavioral1
Sample
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe
Resource
win10v2004-en-20220113
General
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Target
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe
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Size
60KB
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MD5
8b85ae77d8e452c252de2bf62517804b
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SHA1
c745083b3a7ead511c8c22329d9a8c2a086bf436
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SHA256
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0
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SHA512
6dbef09d829ef4c4e82308e181aaec2b877355fbf62c2e8c6bb881202c08c8956ab3a4aae865a3bdc0a979e88bbec5af58a5b05a1b42e2f4622ca84faf0fa9bb
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 980 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exepid process 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.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:
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exedescription pid process Token: SeIncBasePriorityPrivilege 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.execmd.exedescription pid process target process PID 1888 wrote to memory of 980 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe MediaCenter.exe PID 1888 wrote to memory of 980 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe MediaCenter.exe PID 1888 wrote to memory of 980 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe MediaCenter.exe PID 1888 wrote to memory of 980 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe MediaCenter.exe PID 1888 wrote to memory of 396 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe cmd.exe PID 1888 wrote to memory of 396 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe cmd.exe PID 1888 wrote to memory of 396 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe cmd.exe PID 1888 wrote to memory of 396 1888 12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe cmd.exe PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE PID 396 wrote to memory of 1088 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe"C:\Users\Admin\AppData\Local\Temp\12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:980 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12c6542e28926695dd009896d2bc8489c1a82c2bd2baba8b3b3e35b25b896aa0.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1088
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
1bbd5430f8cc421e768f0c814df219b0
SHA16080a282c49c30a74693f10836cb4543cfd7393c
SHA25636a13641fe45ed8e41fa072d8c3042fdc1919a0e871058ba860c06830198e2fa
SHA51251a600dbc1b020c7d76d7bb128d6306c0ad66e758c63562585c6ee8d6ef59c152320dceec62bd4521b6f5bb2d60cdb4ba80f4ad94a346339a27756c310d3881a
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MD5
1bbd5430f8cc421e768f0c814df219b0
SHA16080a282c49c30a74693f10836cb4543cfd7393c
SHA25636a13641fe45ed8e41fa072d8c3042fdc1919a0e871058ba860c06830198e2fa
SHA51251a600dbc1b020c7d76d7bb128d6306c0ad66e758c63562585c6ee8d6ef59c152320dceec62bd4521b6f5bb2d60cdb4ba80f4ad94a346339a27756c310d3881a
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MD5
1bbd5430f8cc421e768f0c814df219b0
SHA16080a282c49c30a74693f10836cb4543cfd7393c
SHA25636a13641fe45ed8e41fa072d8c3042fdc1919a0e871058ba860c06830198e2fa
SHA51251a600dbc1b020c7d76d7bb128d6306c0ad66e758c63562585c6ee8d6ef59c152320dceec62bd4521b6f5bb2d60cdb4ba80f4ad94a346339a27756c310d3881a