Analysis
- max time kernel
147s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
16/01/2023, 17:16
General
- Target file.exe
- Size 1.7MB
- Sample230116-vs5t5aac87
- SHA256 7d8cd83a5acbc1d46b23e467b3ab49734df29ad812858dee018d139ca87388f8
Malware Config
Extracted
-
gcleaner
-
45.139.105.171
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85.31.46.167
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107.182.129.235
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171.22.30.106
Signatures
- GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 9 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-PDJ3Q.tmp\file.tmp"C:\Users\Admin\AppData\Local\Temp\is-PDJ3Q.tmp\file.tmp" /SL5="$100052,1541894,54272,C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\MeetsoftFR\FinalRecovery\finalrecovery.exe"C:\Program Files (x86)\MeetsoftFR\FinalRecovery\finalrecovery.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\{1ca2f389-1ab8-11ed-aebb-806e6f6e6963}\czAlYb0.exe4⤵
- Executes dropped EXE
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-
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
finalrecovery.exe
finalrecovery.exe
_iscrypt.dll
file.tmp
file.tmp
czAlYb0.exe
czAlYb0.exe
memory/3440-137-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3440-132-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3440-148-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4900-142-0x0000000000400000-0x00000000013E6000-memory.dmp
memory/4900-143-0x0000000000400000-0x00000000013E6000-memory.dmp
memory/4900-144-0x0000000000400000-0x00000000013E6000-memory.dmp
memory/4900-149-0x0000000000400000-0x00000000013E6000-memory.dmp