Overview

overview

8

Static

static

3

jaffacakes...im.exe

windows10-2004-x64

8

jaffacakes...im.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/10/2026, 19:08

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General

  • Target
    jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe
  • Size 139KB
  • Sample261009-xth3vsty2r
  • SHA256 af5628f612b8bc36a4a706a231988132baccbe439c4c618952e9d58314f01255
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoverypersistenceupx

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 8 IoCs
    persistence
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:888
    • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe
      "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3528
      • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe
        "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Injector.pcim.exe"
        3⤵
        • Adds policy Run key to start application
        • Adds Run key to start application
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: RenamesItself
        • Suspicious use of SetWindowsHookEx
        PID:2064
  • C:\Users\Admin\AppData\Roaming\winupdate.exe
    C:\Users\Admin\AppData\Roaming\winupdate.exe
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\Users\Admin\AppData\Roaming\winupdate.exe
      C:\Users\Admin\AppData\Roaming\winupdate.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3848
      • C:\Users\Admin\AppData\Roaming\winupdate.exe
        C:\Users\Admin\AppData\Roaming\winupdate.exe
        3⤵
        • Adds policy Run key to start application
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:220

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        POSITION4DLLNAME.txt
        • Path C:\Users\Admin\AppData\Local\Temp\POSITION4DLLNAME.txt
        • Size 2KB
        • SHA256 a977fb8b3b2c6f12f5246cdb31c9e25a20df7c3c6589a998856414781edc226d
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        winupdate.exe.jpg
        • Path C:\Users\Admin\AppData\Local\Temp\winupdate.exe.jpg
        • Size 139KB
        • SHA256 af5628f612b8bc36a4a706a231988132baccbe439c4c618952e9d58314f01255
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/220-32-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/220-41-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/220-39-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/2064-38-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/2064-12-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/2064-10-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/2064-37-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/2064-8-0x0000000000400000-0x0000000000424000-memory.dmp
        Download

        memory/3528-7-0x0000000000400000-0x0000000000416000-memory.dmp
        Download

        memory/3528-6-0x0000000000400000-0x0000000000416000-memory.dmp
        Download

        memory/3528-4-0x0000000000400000-0x0000000000416000-memory.dmp
        Download