Analysis
- max time kernel
332s - max time network
392s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
09/12/2022, 07:03
General
- Target file.exe
- Size 421KB
- Sample221209-hvcvxafe4y
- SHA256 1abf0a6c5d4cc2f05a6ae204eeb69102f94d540b0d1c3c8bafc975b91cf23340
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.
- 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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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 940 -s 12882⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 940 -ip 9401⤵
-
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 4592 -s 4202⤵
- Program crash
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-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4592 -ip 45921⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gntuud.exe
gntuud.exe
gntuud.exe
memory/940-135-0x00000000005F7000-0x0000000000616000-memory.dmp
memory/940-136-0x0000000000520000-0x000000000055E000-memory.dmp
memory/940-132-0x00000000005F7000-0x0000000000616000-memory.dmp
memory/940-134-0x0000000000400000-0x000000000046F000-memory.dmp
memory/940-133-0x0000000000520000-0x000000000055E000-memory.dmp
memory/2540-140-0x0000000000716000-0x0000000000735000-memory.dmp
memory/2540-141-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4592-144-0x00000000006FA000-0x0000000000719000-memory.dmp
memory/4592-145-0x0000000000400000-0x000000000046F000-memory.dmp