Analysis
- max time kernel
135s - max time network
172s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
04/12/2022, 22:46
General
- Target file.exe
- Size 410KB
- Sample221204-2py1qscf74
- SHA256 328678b277b9733b1eaa662113a67cd61e04e96f4644b8623aadbd5b9e6b86cf
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 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
-
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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C:\Windows\system32\taskeng.exetaskeng.exe {01659F25-933D-4EDC-B717-0A73E2FDE80C} S-1-5-21-3385717845-2518323428-350143044-1000:SABDUHNY\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
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gntuud.exe
gntuud.exe
gntuud.exe
gntuud.exe
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/324-86-0x0000000000400000-0x000000000046C000-memory.dmp
memory/324-85-0x0000000000548000-0x0000000000567000-memory.dmp
memory/324-83-0x0000000000548000-0x0000000000567000-memory.dmp
memory/1616-92-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1616-91-0x00000000005A8000-0x00000000005C7000-memory.dmp
memory/1616-89-0x00000000005A8000-0x00000000005C7000-memory.dmp
memory/1736-72-0x0000000000658000-0x0000000000677000-memory.dmp
memory/1736-70-0x0000000000658000-0x0000000000677000-memory.dmp
memory/1736-66-0x0000000000658000-0x0000000000677000-memory.dmp
memory/1736-71-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1736-73-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1764-56-0x00000000005A8000-0x00000000005C7000-memory.dmp
memory/1764-63-0x00000000005A8000-0x00000000005C7000-memory.dmp
memory/1764-65-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1764-54-0x00000000005A8000-0x00000000005C7000-memory.dmp
memory/1764-57-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1764-55-0x0000000075891000-0x0000000075893000-memory.dmp
memory/1764-64-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1764-58-0x0000000000400000-0x000000000046C000-memory.dmp