Analysis
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max time kernel
138s -
max time network
166s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:19
Static task
static1
Behavioral task
behavioral1
Sample
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe
Resource
win10v2004-en-20220113
General
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Target
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe
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Size
36KB
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MD5
7dd4a038065d7d9cbfe6491f50772f56
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SHA1
1171815db87ecfeed9258e19ce006cdef44e4ce2
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SHA256
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a
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SHA512
484db02cbb93a944819b25736fb1052de448e30d4288682da2070360b3e006dc4f88fb824c95fa2c7b728ed7a99c6953ada1504b72292da1588328342e45df50
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 520 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1852 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exepid process 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.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:
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exedescription pid process Token: SeIncBasePriorityPrivilege 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.execmd.exedescription pid process target process PID 1892 wrote to memory of 520 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe MediaCenter.exe PID 1892 wrote to memory of 520 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe MediaCenter.exe PID 1892 wrote to memory of 520 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe MediaCenter.exe PID 1892 wrote to memory of 520 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe MediaCenter.exe PID 1892 wrote to memory of 1852 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe cmd.exe PID 1892 wrote to memory of 1852 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe cmd.exe PID 1892 wrote to memory of 1852 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe cmd.exe PID 1892 wrote to memory of 1852 1892 04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe cmd.exe PID 1852 wrote to memory of 1044 1852 cmd.exe PING.EXE PID 1852 wrote to memory of 1044 1852 cmd.exe PING.EXE PID 1852 wrote to memory of 1044 1852 cmd.exe PING.EXE PID 1852 wrote to memory of 1044 1852 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe"C:\Users\Admin\AppData\Local\Temp\04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:520 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04a9e73011ec65d237691f25eb66e0bc050dc8d2c3ad87cfc11e5494c046823a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1044
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0894b0b01c483ad799af5a477b9d20e5
SHA115f9a5f0ed1b7f28441ba5652b432ec4e0ea9eb0
SHA2565a5080a700ea9efe27f0f7326dcd1987ddd2fdbe0bb16cee3a551e747340d474
SHA512b1eecbf298db818acf77cfa80806730839b4dbbb21b6b29251e9bfd4badacf1549c396b3399de52c5c2c475eab85aa213bd7608068b52db7f66fc7606fbdbd7b
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0894b0b01c483ad799af5a477b9d20e5
SHA115f9a5f0ed1b7f28441ba5652b432ec4e0ea9eb0
SHA2565a5080a700ea9efe27f0f7326dcd1987ddd2fdbe0bb16cee3a551e747340d474
SHA512b1eecbf298db818acf77cfa80806730839b4dbbb21b6b29251e9bfd4badacf1549c396b3399de52c5c2c475eab85aa213bd7608068b52db7f66fc7606fbdbd7b
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0894b0b01c483ad799af5a477b9d20e5
SHA115f9a5f0ed1b7f28441ba5652b432ec4e0ea9eb0
SHA2565a5080a700ea9efe27f0f7326dcd1987ddd2fdbe0bb16cee3a551e747340d474
SHA512b1eecbf298db818acf77cfa80806730839b4dbbb21b6b29251e9bfd4badacf1549c396b3399de52c5c2c475eab85aa213bd7608068b52db7f66fc7606fbdbd7b
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memory/1892-54-0x0000000076C61000-0x0000000076C63000-memory.dmpFilesize
8KB