Analysis
- max time kernel
98s - max time network
128s - platform
windows7_x64 - resource
win7-20220901-en - resource tags
- submitted
05/12/2022, 09:32
General
- Target file.exe
- Size 260KB
- Sample221205-lhmfcsfd63
- SHA256 ef31afd84b1a702d9d584cd83b29ba06fb6cbc7d5778c3b0312affc4ef63eac5
Malware Config
Extracted
-
amadey
-
3.50
-
31.41.244.167/v7eWcjs/index.php
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 6 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
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
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\3f904562a0\gntuud.exe" /F3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
-
-
-
C:\Windows\system32\taskeng.exetaskeng.exe {C6A3AFD4-067E-4610-A646-B53857A5A7EE} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
gntuud.exe
gntuud.exe
gntuud.exe
gntuud.exe
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/904-65-0x00000000002AB000-0x00000000002CA000-memory.dmp
memory/904-67-0x0000000000400000-0x0000000000477000-memory.dmp
memory/904-66-0x0000000000400000-0x0000000000477000-memory.dmp
memory/996-54-0x00000000760E1000-0x00000000760E3000-memory.dmp
memory/996-61-0x0000000000400000-0x0000000000477000-memory.dmp
memory/996-60-0x0000000000220000-0x000000000025E000-memory.dmp
memory/996-59-0x00000000005CB000-0x00000000005EA000-memory.dmp
memory/1784-72-0x0000000000400000-0x0000000000477000-memory.dmp
memory/1784-71-0x000000000057B000-0x000000000059A000-memory.dmp
memory/1948-80-0x00000000001F0000-0x0000000000214000-memory.dmp
memory/1960-84-0x000000000060B000-0x000000000062A000-memory.dmp
memory/1960-85-0x0000000000400000-0x0000000000477000-memory.dmp