Analysis
- max time kernel
145s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
15/11/2022, 07:31
General
- Target file.exe
- Size 242KB
- Sample221115-jcc9dsfe33
- SHA256 0836b3f6471ebaf0c31d3a9735aa6d1092c235facfbff1201be0ebba3f9f2ebd
Malware Config
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 2 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 1 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\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\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\50c1695437\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\bf045808586a24\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 4596 -s 11402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4596 -ip 45961⤵
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3428 -s 4242⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3428 -ip 34281⤵
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 4162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4996 -ip 49961⤵
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
memory/2956-142-0x0000000000400000-0x00000000005A1000-memory.dmp
memory/2956-140-0x0000000000400000-0x00000000005A1000-memory.dmp
memory/2956-141-0x0000000000748000-0x0000000000768000-memory.dmp
memory/2956-139-0x0000000000748000-0x0000000000768000-memory.dmp
memory/3428-144-0x00000000006AC000-0x00000000006CB000-memory.dmp
memory/3428-145-0x0000000000400000-0x00000000005A1000-memory.dmp
memory/4596-137-0x0000000000400000-0x00000000005A1000-memory.dmp
memory/4596-135-0x0000000000809000-0x0000000000828000-memory.dmp
memory/4596-136-0x0000000000770000-0x00000000007AE000-memory.dmp
memory/4996-150-0x00000000006CC000-0x00000000006EB000-memory.dmp
memory/4996-151-0x0000000000400000-0x00000000005A1000-memory.dmp