Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
06/10/2026, 15:54
General
- Target jaffacakes118_Trojan-Dropper.Win32.Agent.giaf.exe
- Size 308KB
- Sample261006-tclwmsc19l
- SHA256 54c0d7594f3c7e673832da0857569e016210d4f7fc24aaf03d8bcd1f9e2e8274
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Drops file in System32 directory 1 IoCs
- Drops file in Windows directory 1 IoCs
- 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.
- Program crash 2 IoCs
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
- Modifies data under HKEY_USERS 2 IoCs
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Agent.giaf.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Agent.giaf.exe"1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Cmd.exeCmd.exe /d /c cd C:\Windows&C:\Windows\DelCache.bat2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\tcpwakulib.exeC:\Windows\SysWOW64\tcpwakulib.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2562⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 252 -p 2596 -ip 25961⤵
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C:\Windows\SysWOW64\tcpwakulib.exeC:\Windows\SysWOW64\tcpwakulib.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 2282⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4196 -ip 41961⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
DelCache.bat
tcpwakulib.exe
memory/2596-23-0x0000000000170000-0x00000000001DA000-memory.dmp
memory/2596-21-0x0000000000170000-0x00000000001DA000-memory.dmp
memory/5728-2-0x0000000000400000-0x00000000004CB000-memory.dmp
memory/5728-6-0x0000000002270000-0x0000000002294000-memory.dmp
memory/5728-8-0x0000000000401000-0x0000000000413000-memory.dmp
memory/5728-1-0x0000000002270000-0x0000000002294000-memory.dmp
memory/5728-11-0x0000000000400000-0x00000000004CB000-memory.dmp
memory/5728-12-0x0000000002270000-0x0000000002294000-memory.dmp
memory/5728-0-0x0000000000400000-0x00000000004CB000-memory.dmp
memory/5728-3-0x0000000000400000-0x00000000004CB000-memory.dmp
memory/5728-5-0x0000000000400000-0x00000000004CB000-memory.dmp
memory/5728-26-0x0000000002270000-0x0000000002294000-memory.dmp
memory/5728-27-0x0000000000400000-0x00000000004CB000-memory.dmp
memory/5728-7-0x0000000002240000-0x0000000002241000-memory.dmp