Overview

overview

10

Static

static

5

2026-09-29...op.exe

windows10-2004-x64

10

2026-09-29...op.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 05:06

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General

  • Target
    2026-09-29_1674fbb6b9fea223d506d904eb753c0a_agent-tesla_backswap_elex_remcos_stop.exe
  • Size 894KB
  • Sample260930-frr5bafc86
  • SHA256 f3ceabd3f084d61d64038abb65231c1497e99e2024704c333f5493c037e42744
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryphorphiexloadertrojanworm

Malware Config

Extracted

Family

  • phorphiex

C2

  • http://178.16.54.109

Signatures

  • Family: Phorphiex, Phorpiex

    Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    wormtrojanloaderphorphiex
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

    discovery
  • Program crash 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 3 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 2 IoCs

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

    discovery
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-29_1674fbb6b9fea223d506d904eb753c0a_agent-tesla_backswap_elex_remcos_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-29_1674fbb6b9fea223d506d904eb753c0a_agent-tesla_backswap_elex_remcos_stop.exe"
    1⤵
    • Downloads MZ/PE file
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5420
    • C:\Users\Admin\AppData\Local\Temp\60C4.exe
      "C:\Users\Admin\AppData\Local\Temp\60C4.exe"
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:4720
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5420 -s 1456
      2⤵
      • Program crash
      PID:1876
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5420 -ip 5420
    1⤵
      PID:4996

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          60C4.exe
          • Path C:\Users\Admin\AppData\Local\Temp\60C4.exe
          • Size 12KB
          • SHA256 8e2b78e7c586e36dc3b27c78466fad735f86cdd9b4e7ecbc4c650d934a9a176b
          • MD5 SHA1 SHA512 SSDEEP TLSH
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