Analysis

  • max time kernel
    127s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-08-2023 22:07

General

  • Target

    ChromerUpdaters.exe

  • Size

    4.1MB

  • MD5

    f3e0d472ca4f54f3f9d5594df385ce09

  • SHA1

    36609922e1f7e9134fd7d77f88d449aa4676fc2f

  • SHA256

    e138c56b6f9c968e96e0a614353a9b984139159e68abcbd3f69cdcf4f1419792

  • SHA512

    9f06028ea9fc330d66b37246b3f91beb744ccc1fde987f21974c3ea5626d7f2aebcd1e5d0e44517cdcd81f996d1d8c35f60f83de6f6d1f6ead9c1a91126e2df9

  • SSDEEP

    98304:ctEX1YiOuMl3yKyDihojFrznth/cj02Sc2SiR:cNh3rIpj/qd

Score
10/10

Malware Config

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ChromerUpdaters.exe
    "C:\Users\Admin\AppData\Local\Temp\ChromerUpdaters.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:232
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      #cmd
      2⤵
        PID:1300
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 1284
          3⤵
          • Program crash
          PID:4660
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1300 -ip 1300
      1⤵
        PID:4000

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/232-0-0x000001DD98BD0000-0x000001DD98FF4000-memory.dmp

        Filesize

        4.1MB

      • memory/232-1-0x00007FFC6D1B0000-0x00007FFC6DC71000-memory.dmp

        Filesize

        10.8MB

      • memory/232-2-0x000001DD9ACE0000-0x000001DD9ACF0000-memory.dmp

        Filesize

        64KB

      • memory/232-3-0x000001DD993A0000-0x000001DD993A1000-memory.dmp

        Filesize

        4KB

      • memory/232-4-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-5-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-7-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-9-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-11-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-13-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-15-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-17-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-19-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-21-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-23-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-25-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-27-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-29-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-31-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-33-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-35-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-37-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-39-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-41-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-43-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-45-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-47-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-49-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-51-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-53-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-55-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-57-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-59-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-63-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-61-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-65-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-67-0x000001DD9AC10000-0x000001DD9ACB3000-memory.dmp

        Filesize

        652KB

      • memory/232-1272-0x00007FFC6D1B0000-0x00007FFC6DC71000-memory.dmp

        Filesize

        10.8MB

      • memory/232-1273-0x000001DD993D0000-0x000001DD993D1000-memory.dmp

        Filesize

        4KB

      • memory/232-1274-0x000001DD9ACE0000-0x000001DD9ACF0000-memory.dmp

        Filesize

        64KB

      • memory/232-1278-0x00007FFC6D1B0000-0x00007FFC6DC71000-memory.dmp

        Filesize

        10.8MB

      • memory/1300-1280-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/1300-1281-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB