Analysis
- max time kernel
126s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
02/11/2022, 17:31
General
- Target file.exe
- Size 360KB
- Sample221102-v3pkwsaee8
- SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
Malware Config
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 4 IoCs
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 3 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 2 IoCs
- Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 3 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_win_path 1 IoCs
Processes
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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\e94c2b28f2\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.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 rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe" /F3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 11402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1336 -ip 13361⤵
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 4162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 5068 -ip 50681⤵
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4080 -s 4162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4080 -ip 40801⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
rovwer.exe
rovwer.exe
rovwer.exe
rovwer.exe
cred64.dll
cred64.dll
cred64.dll
memory/520-147-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/520-144-0x0000000002EA8000-0x0000000002EC7000-memory.dmp
memory/520-145-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/520-146-0x0000000002EA8000-0x0000000002EC7000-memory.dmp
memory/1336-141-0x0000000002EA9000-0x0000000002EC8000-memory.dmp
memory/1336-142-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/1336-135-0x0000000002EA9000-0x0000000002EC8000-memory.dmp
memory/1336-140-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/1336-136-0x0000000002DF0000-0x0000000002E2E000-memory.dmp
memory/4080-157-0x0000000002E9C000-0x0000000002EBB000-memory.dmp
memory/4080-158-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/4080-159-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/4672-155-0x0000000000A60000-0x0000000000A84000-memory.dmp
memory/5068-149-0x0000000002E9B000-0x0000000002EBA000-memory.dmp
memory/5068-150-0x0000000000400000-0x0000000002C48000-memory.dmp