Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/10/2026, 19:32

General

  • Target
    jaffacakes118_Trojan-Downloader.Win32.IstBar.gen.exe
  • Size 15KB
  • Sample261012-x856yazthx
  • SHA256 cd830af4cf93f14658925ecafe97bfa91f89ab00004978c3019541ebbaae4b47
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • 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 1 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Downloader.Win32.IstBar.gen.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Downloader.Win32.IstBar.gen.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    PID:3256

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/3256-0-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/3256-1-0x0000000000400000-0x0000000000414000-memory.dmp