Analysis
- max time kernel
150s - max time network
140s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
07/02/2024, 13:37
General
- Target bb42b12cdcf63fc557600c06eece3855550af6c016debc06d6cd6c9a22d662e4.exe
- Size 251KB
- Sample240207-qws8aahbc3
- SHA256 bb42b12cdcf63fc557600c06eece3855550af6c016debc06d6cd6c9a22d662e4
Malware Config
Extracted
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smokeloader
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pub3
Extracted
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smokeloader
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2022
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http://gxutc2c.com/tmp/index.php
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http://proekt8.ru/tmp/index.php
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http://mth.com.ua/tmp/index.php
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http://pirateking.online/tmp/index.php
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http://piratia.pw/tmp/index.php
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http://go-piratia.ru/tmp/index.php
Extracted
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amadey
-
4.14
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http://anfesq.com
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http://cbinr.com
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http://rimakc.ru
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install_dir
68fd3d7ade
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install_file
Utsysc.exe
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strings_key
27ec7fd6f50f63b8af0c1d3deefcc8fe
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url_paths
/forum/index.php
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Downloads MZ/PE file
- Deletes itself 1 IoCs
- Executes dropped EXE 4 IoCs
- Loads dropped DLL 44 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- 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 64 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\bb42b12cdcf63fc557600c06eece3855550af6c016debc06d6cd6c9a22d662e4.exe"C:\Users\Admin\AppData\Local\Temp\bb42b12cdcf63fc557600c06eece3855550af6c016debc06d6cd6c9a22d662e4.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\F6AE.exeC:\Users\Admin\AppData\Local\Temp\F6AE.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.exe"C:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.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 Utsysc.exe /TR "C:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.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\2eed656dd58e95\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\cred64.dll, Main4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1952 -s 3125⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\cred64.dll, Main4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2984 -s 3125⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\cred64.dll, Main4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2272 -s 3125⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\clip64.dll, Main3⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\clip64.dll, Main3⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\2eed656dd58e95\clip64.dll, Main3⤵
- Loads dropped DLL
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C:\Windows\system32\taskeng.exetaskeng.exe {0523D131-845D-4A7F-9D61-DE42E8097AE2} S-1-5-21-3427588347-1492276948-3422228430-1000:QVMRJQQO\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.exeC:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.exeC:\Users\Admin\AppData\Local\Temp\68fd3d7ade\Utsysc.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
427588347149
F6AE.exe
clip64.dll
cred64.dll
memory/1196-2-0x00000000021F0000-0x0000000002206000-memory.dmp
memory/1244-18-0x0000000000220000-0x000000000028F000-memory.dmp
memory/1244-17-0x00000000005A0000-0x00000000006A0000-memory.dmp
memory/1244-19-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1244-20-0x0000000000830000-0x0000000000831000-memory.dmp
memory/1244-33-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1244-35-0x00000000005A0000-0x00000000006A0000-memory.dmp
memory/1872-58-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1872-93-0x0000000000360000-0x00000000003CF000-memory.dmp
memory/1872-57-0x0000000000520000-0x0000000000620000-memory.dmp
memory/2432-1-0x0000000000400000-0x0000000002B17000-memory.dmp
memory/2432-0-0x0000000000220000-0x000000000022B000-memory.dmp
memory/2432-6-0x0000000000220000-0x000000000022B000-memory.dmp
memory/2432-3-0x0000000000400000-0x0000000002B17000-memory.dmp
memory/2440-37-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-68-0x0000000000570000-0x0000000000670000-memory.dmp
memory/2440-80-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-92-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-36-0x0000000000570000-0x0000000000670000-memory.dmp
memory/2440-104-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-50-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-119-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-124-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2440-129-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2968-132-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2968-133-0x0000000000620000-0x0000000000720000-memory.dmp