Overview

overview

10

Static

static

10

2026-05-31...ry.exe

windows10-2004-x64

10

2026-05-31...ry.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 08:01

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General

  • Target
    2026-05-31_f3c966608043e6c8c5d36924cf99d452_elex_gh0st-rat_nitol_scribble_virut_wannacry.exe
  • Size 64KB
  • Sample260531-jwpfrscy4s
  • SHA256 0a05aeaa584da9b5d8fa9b5ca2fb70a5267f44993529913d5fd5daef08401e6c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscovery

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
    defense_evasion
  • Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Program crash 1 IoCs
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-31_f3c966608043e6c8c5d36924cf99d452_elex_gh0st-rat_nitol_scribble_virut_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_f3c966608043e6c8c5d36924cf99d452_elex_gh0st-rat_nitol_scribble_virut_wannacry.exe"
    1⤵
    • Modifies firewall policy service
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    PID:3408
  • C:\Windows\SysWOW64\pujbqc.exe
    C:\Windows\SysWOW64\pujbqc.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2096 -s 416
      2⤵
      • Program crash
      PID:4496
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2096 -ip 2096
    1⤵
      PID:724

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          pujbqc.exe
          • Path C:\Windows\SysWOW64\pujbqc.exe
          • Size 64KB
          • SHA256 0a05aeaa584da9b5d8fa9b5ca2fb70a5267f44993529913d5fd5daef08401e6c
          • MD5 SHA1 SHA512 SSDEEP TLSH
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          memory/2096-15-0x0000000000400000-0x0000000000414000-memory.dmp
          Download

          memory/3408-6-0x000000007FE70000-0x000000007FE7C000-memory.dmp
          Download

          memory/3408-4-0x0000000077105000-0x0000000077106000-memory.dmp
          Download

          memory/3408-2-0x000000007FE70000-0x000000007FE7C000-memory.dmp
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          memory/3408-7-0x000000007FE70000-0x000000007FE7C000-memory.dmp
          Download

          memory/3408-0-0x0000000000400000-0x0000000000414000-memory.dmp
          Download

          memory/3408-3-0x0000000077104000-0x0000000077105000-memory.dmp
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          memory/3408-11-0x000000007FE60000-0x000000007FE6C000-memory.dmp
          Download

          memory/3408-14-0x000000007FE60000-0x000000007FE6C000-memory.dmp
          Download

          memory/3408-13-0x000000007FE60000-0x000000007FE6C000-memory.dmp
          Download

          memory/3408-1-0x0000000077104000-0x0000000077105000-memory.dmp
          Download

          memory/3408-19-0x000000007FE70000-0x000000007FE7C000-memory.dmp
          Download

          memory/3408-16-0x000000007FE60000-0x000000007FE6C000-memory.dmp
          Download

          memory/3408-23-0x0000000000400000-0x0000000000414000-memory.dmp
          Download