Analysis

  • max time kernel
    195s
  • max time network
    258s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04-07-2024 22:30

General

  • Target

    00c4e525ffb64ff858bb8922e3ab46ee6d65c67a3fa7d9f3a614aaf1604f27e3.exe

  • Size

    520KB

  • MD5

    3900de86228c8f839d6d4b483794457b

  • SHA1

    90e24676fd3ebcda8635704e762e83d3fbd9cfba

  • SHA256

    00c4e525ffb64ff858bb8922e3ab46ee6d65c67a3fa7d9f3a614aaf1604f27e3

  • SHA512

    5bd0c7f623a6a3c11091391c72868c4462525618164d40a28a19dc5913766b7ebb2878206b4077a7374de23562343748e27e4594ad5c56434fb9fff40e91f4dc

  • SSDEEP

    12288:EnlK6zDfP9TWIBmoWUlANmKr1AAMiBPM1:ErPf1CIUYJKrrPM

Malware Config

Extracted

Family

lumma

C2

https://contintnetksows.shop/api

Signatures

  • Lumma Stealer

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00c4e525ffb64ff858bb8922e3ab46ee6d65c67a3fa7d9f3a614aaf1604f27e3.exe
    "C:\Users\Admin\AppData\Local\Temp\00c4e525ffb64ff858bb8922e3ab46ee6d65c67a3fa7d9f3a614aaf1604f27e3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3192
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 336
      2⤵
      • Program crash
      PID:316

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/168-0-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/168-3-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/168-4-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/168-5-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3192-1-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

    Filesize

    4KB