Analysis
- max time kernel
106s - max time network
146s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
06/12/2022, 22:55
General
- Target file.exe
- Size 423KB
- Sample221206-2v4heaef3x
- SHA256 ab65f0ca3113dcd8055b8bb4c518d810bb7f74ad8687bb8e78391dfed6e5522f
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
- 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
-
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
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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\ecaac49691\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\f49dfc5e4e2508\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 {1D67B6C7-7E5C-431C-9BC2-A2727AD61CA0} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\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
-
-
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
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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/556-85-0x0000000000131000-0x000000000014B000-memory.dmp
memory/948-91-0x0000000000400000-0x000000000046F000-memory.dmp
memory/948-90-0x0000000000608000-0x0000000000627000-memory.dmp
memory/948-88-0x0000000000608000-0x0000000000627000-memory.dmp
memory/972-66-0x00000000008C9000-0x00000000008E8000-memory.dmp
memory/972-71-0x0000000000400000-0x000000000046F000-memory.dmp
memory/972-67-0x0000000000400000-0x000000000046F000-memory.dmp
memory/972-70-0x00000000008C9000-0x00000000008E8000-memory.dmp
memory/1992-55-0x0000000076141000-0x0000000076143000-memory.dmp
memory/1992-54-0x0000000000288000-0x00000000002A7000-memory.dmp
memory/1992-57-0x0000000000470000-0x00000000004AE000-memory.dmp
memory/1992-56-0x0000000000288000-0x00000000002A7000-memory.dmp
memory/1992-64-0x0000000000400000-0x000000000046F000-memory.dmp
memory/1992-58-0x0000000000400000-0x000000000046F000-memory.dmp
memory/1992-63-0x0000000000288000-0x00000000002A7000-memory.dmp
memory/2032-77-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2032-74-0x0000000000568000-0x0000000000587000-memory.dmp
memory/2032-76-0x0000000000568000-0x0000000000587000-memory.dmp