Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 20:11

General

  • Target

    Gtool.exe

  • Size

    526KB

  • MD5

    25d66863ae6b40666fe4ea3031c00957

  • SHA1

    07408d2073032c8fa07a1e3f1613274039183ef9

  • SHA256

    ffeabd18beabd0c0090ca6ff166e7f724ee80c120c602e46a4ce2e427887b762

  • SHA512

    03644f6de2da25939ec5b460f90d052718fce40f84d2d75788836a02d20f3352e967b6df80ddfd8b858f11af9ff9c08be419373f903063ee1aeb9a58385892a8

  • SSDEEP

    12288:PnUB23lHRG/X5maWsBZUXHgBEDwAW8WrlrpQy7lQ:PUE1H2JmaWs0CeFmZ

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://piedsiggnycliquieaw.shop/api

https://potterryisiw.shop/api

https://foodypannyjsud.shop/api

https://contintnetksows.shop/api

https://reinforcedirectorywd.shop/api

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Gtool.exe
    "C:\Users\Admin\AppData\Local\Temp\Gtool.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1604
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1736
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:3876
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          2⤵
            PID:1112
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 328
            2⤵
            • Program crash
            PID:2736
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1604 -ip 1604
          1⤵
            PID:2616

          Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1112-0-0x0000000000400000-0x000000000045A000-memory.dmp
            Filesize

            360KB

          • memory/1112-3-0x0000000000400000-0x000000000045A000-memory.dmp
            Filesize

            360KB

          • memory/1112-4-0x0000000000400000-0x000000000045A000-memory.dmp
            Filesize

            360KB

          • memory/1112-5-0x0000000000400000-0x000000000045A000-memory.dmp
            Filesize

            360KB

          • memory/1604-1-0x0000000001380000-0x0000000001381000-memory.dmp
            Filesize

            4KB