Analysis
- max time kernel
112s - max time network
129s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
30/10/2022, 23:31
General
- Target file.exe
- Size 358KB
- Sample221030-3hpddsfffj
- SHA256 dc0890d6cb1ef700bc2f34d1ae3c4ffb30a7456240a1cfbb3e6cccd4f5c516ce
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\b667dbdcd8\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\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\b667dbdcd8\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\system32\taskeng.exetaskeng.exe {8CCE874F-02F2-47ED-99E2-29E754225578} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\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/1132-71-0x0000000002E18000-0x0000000002E36000-memory.dmp
memory/1132-73-0x0000000002E18000-0x0000000002E36000-memory.dmp
memory/1132-74-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/1556-86-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/1732-66-0x0000000002DB9000-0x0000000002DD6000-memory.dmp
memory/1732-68-0x0000000002DB9000-0x0000000002DD6000-memory.dmp
memory/1732-67-0x0000000000400000-0x0000000002C48000-memory.dmp
memory/2036-54-0x0000000002E08000-0x0000000002E26000-memory.dmp
memory/2036-60-0x0000000002E08000-0x0000000002E26000-memory.dmp
memory/2036-55-0x0000000075521000-0x0000000075523000-memory.dmp
memory/2036-61-0x0000000000220000-0x000000000025A000-memory.dmp
memory/2036-62-0x0000000000400000-0x0000000002C48000-memory.dmp