Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
13/10/2026, 23:14
General
- Target jaffacakes118_HEUR.Trojan.Win32.Generic.exe
- Size 1.1MB
- Sample261013-27643adv4p
- SHA256 122cd26a1c1ca2211359ce6996a14cccf1b569ea41f7b7c1f87e6478f074377a
Malware Config
Signatures
- Family: Blackshades
Blackshades is a remote access trojan with various capabilities.
- Blackshades payload 1 IoCs
- Creates a file in the Startup directory 1 TTPs 1 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Executes a file named after a Windows system binary 1 TTPs 1 IoCs
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks SCSI registry key(s) 3 TTPs 36 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Trojan.Win32.Generic.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Trojan.Win32.Generic.exe"1⤵
- Creates a file in the Startup directory
- Executes a file named after a Windows system binary
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\_riuisyu.cmdline"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES7547.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC7546.tmp"3⤵
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C:\Users\Admin\AppData\Roaming\ctfmon.exeC:\Users\Admin\AppData\Roaming\ctfmon.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Roaming\78451.exe"C:\Users\Admin\AppData\Roaming\78451.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7A37.tmp\Crack-EM.bat""3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\system32\ctfmon.exe/QuitInfo:0000000000000268;000000000000026C;1⤵
- Checks SCSI registry key(s)
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Crack-EM.bat
RES7547.tmp
_riuisyu.dll
78451.exe
ctfmon.exe
CSC7546.tmp
_riuisyu.0.cs
_riuisyu.cmdline
memory/3192-11-0x0000000074FF0000-0x0000000075611000-memory.dmp
memory/3192-15-0x0000000074FF0000-0x0000000075611000-memory.dmp
memory/4292-0-0x00000000012C0000-0x00000000012D0000-memory.dmp
memory/4292-1-0x0000000074FF2000-0x0000000074FF4000-memory.dmp
memory/4292-38-0x0000000074FF2000-0x0000000074FF4000-memory.dmp
memory/4292-37-0x00000000012C0000-0x00000000012D0000-memory.dmp
memory/4612-31-0x0000000000400000-0x0000000000449000-memory.dmp
memory/4612-39-0x0000000000400000-0x0000000000449000-memory.dmp
memory/5508-19-0x0000000000400000-0x0000000000470000-memory.dmp