Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    12-07-2024 15:06

General

  • Target

    buildjudit.exe

  • Size

    10.7MB

  • MD5

    c09ff1273b09cb1f9c7698ed147bf22e

  • SHA1

    5634aec5671c4fd565694aa12cd3bf11758675d2

  • SHA256

    bf8ce6bb537881386facfe6c1f9003812b985cbc4b9e9addd39e102449868d92

  • SHA512

    e8f19b432dc3be9a6138d6a2f79521599087466d1c55a49d73600c876508ab307a6e65694e0effb5b705fdecdd0e201f588c8d5c3767fe9ae0b8581c318cadac

  • SSDEEP

    196608:JYPBUPXmkw/NHIAj3DxH9pIKwp4+WY6Z0sU+FNuQ4zOZ+1ak3Yzb5:JYpe25NHIAj3D1rf+WYwUaMrz5aP/

Score
10/10

Malware Config

Signatures

  • Detects Monster Stealer. 2 IoCs
  • Monster

    Monster is a Golang stealer that was discovered in 2024.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\buildjudit.exe
    "C:\Users\Admin\AppData\Local\Temp\buildjudit.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Local\Temp\onefile_2624_133652704114732000\stub.exe
      "C:\Users\Admin\AppData\Local\Temp\buildjudit.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2696

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\onefile_2624_133652704114732000\python310.dll

    Filesize

    4.3MB

    MD5

    c80b5cb43e5fe7948c3562c1fff1254e

    SHA1

    f73cb1fb9445c96ecd56b984a1822e502e71ab9d

    SHA256

    058925e4bbfcb460a3c00ec824b8390583baef0c780a7c7ff01d43d9eec45f20

    SHA512

    faa97a9d5d2a0bf78123f19f8657c24921b907268938c26f79e1df6d667f7bee564259a3a11022e8629996406cda9fa00434bb2b1de3e10b9bddc59708dbad81

  • \Users\Admin\AppData\Local\Temp\onefile_2624_133652704114732000\stub.exe

    Filesize

    17.9MB

    MD5

    972d9d2422f1a71bed840709024302f8

    SHA1

    e52170710e3c413ae3cfa45fcdecf19db4aa382c

    SHA256

    1c666df4eafab03ecde809ffbc40dd60b8ac2fe7bdca5632c5c4002254e6e564

    SHA512

    3d84252756dcb4820b7794e9a92811d32631b9f3e9bd1a558fd040736b1472c0d00efb6ff7a13ae3bcd327f3bfac2b6ad94a5a3dfbc8ba54511a366c4f4727a6

  • memory/2624-75-0x000000013FB40000-0x0000000140615000-memory.dmp

    Filesize

    10.8MB

  • memory/2696-40-0x000000013FD20000-0x0000000140F55000-memory.dmp

    Filesize

    18.2MB