Analysis
- max time kernel
105s - max time network
135s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
13/11/2022, 01:16
General
- Target file.exe
- Size 231KB
- Sample221113-bmsstsab37
- SHA256 3a118296458148c7aae5f0f8d3bf211fc05cfdce7f910ccce8ca6c317f1c54a8
Malware Config
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 5 IoCs
- Blocklisted process makes network request 1 IoCs
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 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.
- 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 23 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⤵
- Loads dropped DLL
- 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
- 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\system32\taskeng.exetaskeng.exe {72674F78-3078-4224-B308-9118A466D550} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
rovwer.exe
rovwer.exe
rovwer.exe
rovwer.exe
cred64.dll
rovwer.exe
rovwer.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/1320-67-0x0000000000400000-0x0000000000596000-memory.dmp
memory/1320-66-0x0000000000400000-0x0000000000596000-memory.dmp
memory/1320-65-0x00000000002EB000-0x000000000030A000-memory.dmp
memory/1800-72-0x0000000000400000-0x0000000000596000-memory.dmp
memory/1800-71-0x000000000026B000-0x000000000028A000-memory.dmp
memory/1992-83-0x000000000026B000-0x000000000028A000-memory.dmp
memory/1992-84-0x0000000000400000-0x0000000000596000-memory.dmp
memory/2020-54-0x00000000751A1000-0x00000000751A3000-memory.dmp
memory/2020-61-0x0000000000400000-0x0000000000596000-memory.dmp
memory/2020-59-0x00000000006DB000-0x00000000006FA000-memory.dmp
memory/2020-60-0x0000000000220000-0x000000000025E000-memory.dmp