Analysis
- max time kernel
108s - max time network
133s - platform
windows7_x64 - resource
win7-20220901-en - resource tags
- submitted
06/12/2022, 06:33
General
- Target file.exe
- Size 358KB
- Sample221206-ha7jsafc7x
- SHA256 bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0
Malware Config
Extracted
-
amadey
-
3.50
-
62.204.41.6/p9cWxH/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
-
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\99e342142d\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\99e342142d\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\a091ec0a6e2227\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 {9406DAC1-8804-4CE2-8E5D-AF028E38BF7B} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exeC:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exeC:\Users\Admin\AppData\Local\Temp\99e342142d\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/432-89-0x00000000002A8000-0x00000000002C7000-memory.dmp
memory/432-90-0x0000000000400000-0x000000000045E000-memory.dmp
memory/432-87-0x00000000002A8000-0x00000000002C7000-memory.dmp
memory/616-84-0x0000000000160000-0x0000000000184000-memory.dmp
memory/1688-63-0x0000000000638000-0x0000000000657000-memory.dmp
memory/1688-67-0x0000000000638000-0x0000000000657000-memory.dmp
memory/1688-68-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1688-69-0x0000000000638000-0x0000000000657000-memory.dmp
memory/1688-70-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1964-76-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1964-75-0x00000000005E8000-0x0000000000607000-memory.dmp
memory/1964-73-0x00000000005E8000-0x0000000000607000-memory.dmp
memory/2032-54-0x00000000002A8000-0x00000000002C7000-memory.dmp
memory/2032-60-0x00000000002A8000-0x00000000002C7000-memory.dmp
memory/2032-62-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2032-61-0x0000000000460000-0x000000000049E000-memory.dmp
memory/2032-55-0x00000000766D1000-0x00000000766D3000-memory.dmp