Analysis
- max time kernel
151s - max time network
131s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
26/11/2022, 03:52
General
- Target file.exe
- Size 206KB
- Sample221126-ee3jvaac79
- SHA256 209bad4a03d0983d2c52bf41358d97c31d205b42858ce769c660f9720220b08e
Malware Config
Extracted
-
amadey
-
3.50
-
31.41.244.17/hfk3vK9/index.php
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 4 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 27 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\3f904562a0\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.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 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
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-
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C:\Windows\system32\taskeng.exetaskeng.exe {8A0D1CCF-6210-429B-A2BC-0E22698C74A5} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gntuud.exe
gntuud.exe
gntuud.exe
gntuud.exe
gntuud.exe
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/616-69-0x0000000000400000-0x0000000000AE5000-memory.dmp
memory/616-68-0x0000000000C8B000-0x0000000000CAA000-memory.dmp
memory/616-64-0x0000000000C8B000-0x0000000000CAA000-memory.dmp
memory/616-65-0x0000000000400000-0x0000000000AE5000-memory.dmp
memory/1188-86-0x0000000000400000-0x0000000000AE5000-memory.dmp
memory/1424-54-0x0000000076151000-0x0000000076153000-memory.dmp
memory/1424-57-0x0000000000400000-0x0000000000AE5000-memory.dmp
memory/1424-62-0x0000000000400000-0x0000000000AE5000-memory.dmp
memory/1424-56-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1424-55-0x0000000000F6B000-0x0000000000F8A000-memory.dmp
memory/1488-74-0x0000000000400000-0x0000000000AE5000-memory.dmp
memory/1488-73-0x00000000002CB000-0x00000000002EA000-memory.dmp