Analysis
- max time kernel
237s - max time network
337s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
08/12/2022, 01:01
General
- Target file.exe
- Size 322KB
- Sample221208-bc8rasgf64
- SHA256 c3c4bcbce447663cbfdf28fb6a86e3f37633ecc21b508c3bfb965a7f89590cb9
Malware Config
Extracted
-
amadey
-
3.50
-
77.73.133.72/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
- Downloads MZ/PE file
- 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\ecaac49691\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\ecaac49691\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\ecaac49691\gntuud.exe" /F3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\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 {EDEEAC40-DB69-487B-A85B-6D8CF18F7E73} S-1-5-21-1214520366-621468234-4062160515-1000:VDWSWJJD\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
gntuud.exe
gntuud.exe
gntuud.exe
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/1276-81-0x0000000000281000-0x000000000029B000-memory.dmp
memory/1296-63-0x0000000000588000-0x00000000005A7000-memory.dmp
memory/1296-69-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1296-70-0x0000000000588000-0x00000000005A7000-memory.dmp
memory/1296-66-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1296-65-0x0000000000588000-0x00000000005A7000-memory.dmp
memory/1296-73-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1500-84-0x00000000002A8000-0x00000000002C7000-memory.dmp
memory/1500-86-0x00000000002A8000-0x00000000002C7000-memory.dmp
memory/1500-87-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1504-67-0x0000000000658000-0x0000000000677000-memory.dmp
memory/1504-58-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1504-68-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1504-57-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1504-56-0x0000000000658000-0x0000000000677000-memory.dmp
memory/1504-54-0x0000000000658000-0x0000000000677000-memory.dmp
memory/1504-55-0x00000000763A1000-0x00000000763A3000-memory.dmp