Resubmissions

07-01-2024 18:26

240107-w3ameabffn 10

Analysis

  • max time kernel
    187s
  • max time network
    261s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2024 18:26

General

  • Target

    Samples 7/dcf250dc8a9683cf5a3e7dfdb441b06e15b391a8c5d97b31431c650a715432a6.exe

  • Size

    5.3MB

  • MD5

    0943d1d429a98057dbd293bd3e25acc3

  • SHA1

    5cec545b9061ca87f2556409ebb965930b51cecb

  • SHA256

    dcf250dc8a9683cf5a3e7dfdb441b06e15b391a8c5d97b31431c650a715432a6

  • SHA512

    4fd88ff35eddd0a26c604c831d14a5f32a8c98d8626c79cf2ff88d1ca47ad21b2cc0c10c463080abdbf1fd04603404c72149ce3cc11dbd433d73115562f7fcd8

  • SSDEEP

    98304:611Y2C1jo5h/lR77cMBUe+xsi9qah1ezissbulaIQA6PXcGQv9xdY/oRizbBAtq9:61CP1ohNDUrxwAgziXqlaFPXNQv9bY/P

Score
10/10

Malware Config

Extracted

Family

lumma

C2

http://oluaskaz.pw/api

Signatures

  • Lumma Stealer

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

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Samples 7\dcf250dc8a9683cf5a3e7dfdb441b06e15b391a8c5d97b31431c650a715432a6.exe
    "C:\Users\Admin\AppData\Local\Temp\Samples 7\dcf250dc8a9683cf5a3e7dfdb441b06e15b391a8c5d97b31431c650a715432a6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 1252
      2⤵
      • Program crash
      PID:4324
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 1252
      2⤵
      • Program crash
      PID:4056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3952 -ip 3952
    1⤵
      PID:3948

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3952-0-0x0000000000400000-0x0000000000E1F000-memory.dmp

      Filesize

      10.1MB

    • memory/3952-5-0x0000000000400000-0x0000000000E1F000-memory.dmp

      Filesize

      10.1MB