Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 03:52

General

  • Target
    jaffacakes118_pegasus formfix professional 3 activex winall serial-tsrh zi.exe
  • Size 339KB
  • Sample260910-efhk3awglf
  • SHA256 d2c5c5d81d024545acf88346eb59304c3cbd194bb307c0adcfadef69010824b1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_pegasus formfix professional 3 activex winall serial-tsrh zi.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_pegasus formfix professional 3 activex winall serial-tsrh zi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5104
    • C:\Users\Admin\AppData\Local\Temp\Project.exe
      "C:\Users\Admin\AppData\Local\Temp\Project.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:924
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 1468
        3⤵
        • Program crash
        PID:1976
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del *.dll >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4304
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del EA.exe >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:6048
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\Project.exe >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5156
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 924 -ip 924
    1⤵
      PID:5448

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Project.exe

          • Path C:\Users\Admin\AppData\Local\Temp\Project.exe
          • Size 230KB
          • SHA256 5cbbcc4cfb2ff33faa5cf51f5021554223a39e2d8f9c5efff0ac2cc42053032b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/924-10-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/5104-8-0x0000000000400000-0x0000000000445000-memory.dmp