Analysis
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max time kernel
137s -
max time network
156s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:53
Static task
static1
Behavioral task
behavioral1
Sample
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe
Resource
win10v2004-en-20220112
General
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Target
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe
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Size
58KB
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MD5
b9b5df548cf3fa86ec7089a085555552
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SHA1
c3dbd72b688f937fcec0059e34c09f032b48e0fb
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SHA256
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1
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SHA512
919d9d6e4de231d23dddb334f17b3a075e36c0715c80b5caec8cb588f4d2f903bab21594b8a0114938b94a01502ec1271ce99ececd71315570855a468e12b66a
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 1804 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exepid process 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.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:
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exedescription pid process Token: SeIncBasePriorityPrivilege 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.execmd.exedescription pid process target process PID 1588 wrote to memory of 1720 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe MediaCenter.exe PID 1588 wrote to memory of 1804 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe cmd.exe PID 1588 wrote to memory of 1804 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe cmd.exe PID 1588 wrote to memory of 1804 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe cmd.exe PID 1588 wrote to memory of 1804 1588 192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe cmd.exe PID 1804 wrote to memory of 1876 1804 cmd.exe PING.EXE PID 1804 wrote to memory of 1876 1804 cmd.exe PING.EXE PID 1804 wrote to memory of 1876 1804 cmd.exe PING.EXE PID 1804 wrote to memory of 1876 1804 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe"C:\Users\Admin\AppData\Local\Temp\192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588 -
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\192edc8f212bf5fc36a6d1e786610d0c78bebc5c7cddfa14194b204b660545a1.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1804 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1876
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a043ac2aeaf5fb093a607d9818d0ca03
SHA17968d80ce8096e5498744f09512b35d8e597fb43
SHA25691a237c035c4eacd7623632a2449186fb2188a721d2dd2562c71eccd16956a73
SHA51235fe4ac50b78ac8452308dd14fe06e78baceb1c1c4534c1c3eb12459dff2d6d819e74c9bf4e3737bdd14ba2f714838e499c89b87cb46f5ebe1629bde8ee33606
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MD5
a043ac2aeaf5fb093a607d9818d0ca03
SHA17968d80ce8096e5498744f09512b35d8e597fb43
SHA25691a237c035c4eacd7623632a2449186fb2188a721d2dd2562c71eccd16956a73
SHA51235fe4ac50b78ac8452308dd14fe06e78baceb1c1c4534c1c3eb12459dff2d6d819e74c9bf4e3737bdd14ba2f714838e499c89b87cb46f5ebe1629bde8ee33606
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MD5
a043ac2aeaf5fb093a607d9818d0ca03
SHA17968d80ce8096e5498744f09512b35d8e597fb43
SHA25691a237c035c4eacd7623632a2449186fb2188a721d2dd2562c71eccd16956a73
SHA51235fe4ac50b78ac8452308dd14fe06e78baceb1c1c4534c1c3eb12459dff2d6d819e74c9bf4e3737bdd14ba2f714838e499c89b87cb46f5ebe1629bde8ee33606