Analysis
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max time kernel
122s -
max time network
134s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:03
Static task
static1
Behavioral task
behavioral1
Sample
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe
Resource
win10v2004-en-20220112
General
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Target
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe
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Size
58KB
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MD5
73770668f92a851c43b8f63ed50a2ca9
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SHA1
58455f17b5c62790f0ce2eeab899799ecd403967
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SHA256
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8
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SHA512
bad8ac95c779facb60f4e0679ff56eb652f7e71cd566967f6c1f2ff056efce9efa640a9826ad8ee3f093bbff84575fefde8a4b8baed3b9d9f30462bfb3f8d9d6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1660 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 452 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exepid process 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.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:
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exedescription pid process Token: SeIncBasePriorityPrivilege 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.execmd.exedescription pid process target process PID 1468 wrote to memory of 1660 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe MediaCenter.exe PID 1468 wrote to memory of 1660 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe MediaCenter.exe PID 1468 wrote to memory of 1660 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe MediaCenter.exe PID 1468 wrote to memory of 1660 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe MediaCenter.exe PID 1468 wrote to memory of 452 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe cmd.exe PID 1468 wrote to memory of 452 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe cmd.exe PID 1468 wrote to memory of 452 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe cmd.exe PID 1468 wrote to memory of 452 1468 161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe cmd.exe PID 452 wrote to memory of 740 452 cmd.exe PING.EXE PID 452 wrote to memory of 740 452 cmd.exe PING.EXE PID 452 wrote to memory of 740 452 cmd.exe PING.EXE PID 452 wrote to memory of 740 452 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe"C:\Users\Admin\AppData\Local\Temp\161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1660 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\161fbb79af0570ddcf8a091ecd9f1495938ada111e702517d6854d36c46890f8.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:740
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9f6f1ac813427915f4a12a3a7a240df0
SHA107c004f1ef8944cc97720037b778ef76dc30ed8e
SHA256c476013060886b8caefd99c13fb95b27224100ac056dff28ba3a3bfa9d9012fa
SHA512aa6d5fedbb910fa1db02bf1efae7d4c882508c6e54fdb1784d1609360c2d610c77d26c4c53f4f04304850ed22cfcb52e2ac98becf1fd7d645ad4b1aff13ff0f7
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MD5
9f6f1ac813427915f4a12a3a7a240df0
SHA107c004f1ef8944cc97720037b778ef76dc30ed8e
SHA256c476013060886b8caefd99c13fb95b27224100ac056dff28ba3a3bfa9d9012fa
SHA512aa6d5fedbb910fa1db02bf1efae7d4c882508c6e54fdb1784d1609360c2d610c77d26c4c53f4f04304850ed22cfcb52e2ac98becf1fd7d645ad4b1aff13ff0f7
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MD5
9f6f1ac813427915f4a12a3a7a240df0
SHA107c004f1ef8944cc97720037b778ef76dc30ed8e
SHA256c476013060886b8caefd99c13fb95b27224100ac056dff28ba3a3bfa9d9012fa
SHA512aa6d5fedbb910fa1db02bf1efae7d4c882508c6e54fdb1784d1609360c2d610c77d26c4c53f4f04304850ed22cfcb52e2ac98becf1fd7d645ad4b1aff13ff0f7