Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/06/2026, 13:59

General

  • Target
    tmpdc9_cu0d.exe
  • Size 189KB
  • Sample260602-rafkqsgs3m
  • SHA256 7166921e37458ba67f1e96a7ed289edf0e6157664f8e8e84767a215c9ecc9cd3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gootkit

Botnet
  • 2862

C2
  • roma.simplebutmatters.com

  • dom.jmitchelldayton.com

Attributes
  • vendor_id

    2862

Signatures

  • Family: Gootkit

    Gootkit is a banking trojan, where large parts are written in node.JS.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmpdc9_cu0d.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpdc9_cu0d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer Protected Mode
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Users\Admin\AppData\Local\Temp\tmpdc9_cu0d.exe
      C:\Users\Admin\AppData\Local\Temp\tmpdc9_cu0d.exe --vwxyz
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2556

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1280-0-0x0000000000A10000-0x0000000000A11000-memory.dmp

        memory/1280-2-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/1280-1-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/1280-3-0x00000000021D0000-0x00000000021D1000-memory.dmp

        memory/1280-4-0x0000000000426000-0x0000000000427000-memory.dmp

        memory/1280-11-0x0000000000A10000-0x0000000000A11000-memory.dmp

        memory/1280-13-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/2556-5-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/2556-8-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/2556-9-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/2556-12-0x0000000000400000-0x0000000000433000-memory.dmp