Analysis
- max time kernel
148s - max time network
184s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
02/12/2022, 15:25
General
- Target file.exe
- Size 387KB
- Sample221202-stnacseb2y
- SHA256 93d8bd24e975c3d7ee6e4d9c4f9daebfa356c8ff298e3159ca6326f7d186a506
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
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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 {C005B409-92F4-4C39-8B24-099ABAEBC41B} S-1-5-21-3406023954-474543476-3319432036-1000:VUIIVLGQ\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/268-67-0x000000000062A000-0x0000000000649000-memory.dmp
memory/268-68-0x0000000000400000-0x0000000000466000-memory.dmp
memory/268-69-0x000000000062A000-0x0000000000649000-memory.dmp
memory/268-70-0x0000000000400000-0x0000000000466000-memory.dmp
memory/536-57-0x0000000000400000-0x0000000000466000-memory.dmp
memory/536-58-0x0000000000220000-0x000000000025E000-memory.dmp
memory/536-55-0x000000000062A000-0x0000000000648000-memory.dmp
memory/536-63-0x0000000000400000-0x0000000000466000-memory.dmp
memory/536-56-0x0000000000220000-0x000000000025E000-memory.dmp
memory/536-54-0x0000000075BA1000-0x0000000075BA3000-memory.dmp
memory/1580-87-0x00000000008EA000-0x0000000000908000-memory.dmp
memory/1580-88-0x0000000000400000-0x0000000000466000-memory.dmp
memory/1952-82-0x00000000008EA000-0x0000000000908000-memory.dmp
memory/1952-83-0x0000000000400000-0x0000000000466000-memory.dmp
memory/2012-80-0x00000000001F0000-0x0000000000214000-memory.dmp