Analysis
- max time kernel
245s - max time network
337s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
07/12/2022, 04:12
General
- Target file.exe
- Size 420KB
- Sample221207-eshrlaga7w
- SHA256 a2e63ee8a673f813f841720dfa0c81d1502027b5301076d2b56cfdbf7d472c40
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 2 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 19 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)
-
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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 {0D34E4E6-99A0-48BE-992D-C4B123E0909E} S-1-5-21-1214520366-621468234-4062160515-1000:VDWSWJJD\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
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gntuud.exe
gntuud.exe
gntuud.exe
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/268-67-0x00000000005DA000-0x00000000005F9000-memory.dmp
memory/268-68-0x0000000000400000-0x000000000046E000-memory.dmp
memory/268-69-0x00000000005DA000-0x00000000005F9000-memory.dmp
memory/896-57-0x0000000000400000-0x000000000046E000-memory.dmp
memory/896-62-0x00000000002EA000-0x0000000000309000-memory.dmp
memory/896-63-0x0000000000400000-0x000000000046E000-memory.dmp
memory/896-54-0x0000000075E81000-0x0000000075E83000-memory.dmp
memory/896-55-0x00000000002EA000-0x0000000000309000-memory.dmp
memory/896-56-0x00000000001B0000-0x00000000001EE000-memory.dmp
memory/932-77-0x00000000001B0000-0x00000000001D4000-memory.dmp
memory/1376-81-0x00000000008CA000-0x00000000008E9000-memory.dmp
memory/1376-82-0x0000000000400000-0x000000000046E000-memory.dmp