Analysis
- max time kernel
168s - max time network
210s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
07/12/2022, 09:32
General
- Target file.exe
- Size 322KB
- Sample221207-lhmfcsde79
- SHA256 8a48b635e43d20aa133bf31d4efc8e2c9afd2ae09c901a354ac702f56d5b2326
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
- 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\3f904562a0\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\3f904562a0\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\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
-
-
-
C:\Windows\system32\taskeng.exetaskeng.exe {CE1046FD-C86B-49C3-8F95-AFA6260ABC1D} S-1-5-21-3406023954-474543476-3319432036-1000:VUIIVLGQ\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
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
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/1004-57-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1004-63-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1004-55-0x0000000075881000-0x0000000075883000-memory.dmp
memory/1004-56-0x0000000000628000-0x0000000000647000-memory.dmp
memory/1004-64-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1004-62-0x0000000000628000-0x0000000000647000-memory.dmp
memory/1004-54-0x0000000000628000-0x0000000000647000-memory.dmp
memory/1672-70-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1672-65-0x00000000005B8000-0x00000000005D7000-memory.dmp
memory/1672-71-0x00000000005B8000-0x00000000005D7000-memory.dmp
memory/1672-69-0x00000000005B8000-0x00000000005D7000-memory.dmp
memory/1952-82-0x0000000000518000-0x0000000000537000-memory.dmp
memory/1952-84-0x0000000000518000-0x0000000000537000-memory.dmp
memory/1952-85-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1976-79-0x0000000000140000-0x0000000000164000-memory.dmp