Analysis
- max time kernel
191s - max time network
188s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
06/12/2022, 22:33
General
- Target file.exe
- Size 423KB
- Sample221206-2ghc1sae53
- SHA256 2377661d79045ec2697eebbbd3f5499de423b32db5724eaeb8a5350bee7a7292
Malware Config
Extracted
-
amadey
-
3.50
-
77.73.133.72/hfk3vK9/index.php
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Downloads MZ/PE file
- Executes dropped EXE 2 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 2 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe" /F3⤵
- Creates scheduled task(s)
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 8882⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3188 -ip 31881⤵
-
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 4242⤵
- Program crash
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-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4496 -ip 44961⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gntuud.exe
gntuud.exe
gntuud.exe
memory/2080-138-0x0000000000603000-0x0000000000622000-memory.dmp
memory/2080-139-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2080-140-0x0000000000603000-0x0000000000622000-memory.dmp
memory/3188-132-0x0000000000503000-0x0000000000522000-memory.dmp
memory/3188-134-0x0000000000400000-0x000000000046F000-memory.dmp
memory/3188-142-0x0000000000503000-0x0000000000522000-memory.dmp
memory/3188-143-0x0000000000400000-0x000000000046F000-memory.dmp
memory/3188-133-0x00000000007C0000-0x00000000007FE000-memory.dmp
memory/4496-145-0x00000000007A4000-0x00000000007C3000-memory.dmp
memory/4496-146-0x0000000000400000-0x000000000046F000-memory.dmp