Analysis

  • max time kernel
    120s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-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 14 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:2532
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      #cmd
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 748
        3⤵
        • Program crash
        PID:2304

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2532-40-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2532-2-0x0000000000B60000-0x0000000000BE0000-memory.dmp

    Filesize

    512KB

  • memory/2532-36-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-4-0x0000000002690000-0x0000000002738000-memory.dmp

    Filesize

    672KB

  • memory/2532-5-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-6-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-8-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-10-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-12-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-34-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-16-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-0-0x0000000000E60000-0x0000000001284000-memory.dmp

    Filesize

    4.1MB

  • memory/2532-20-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-22-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-24-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-26-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-28-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-30-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-32-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-14-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-1-0x000007FEF5AE0000-0x000007FEF64CC000-memory.dmp

    Filesize

    9.9MB

  • memory/2532-18-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-38-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-42-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-44-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-46-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-48-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-50-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-52-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-54-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-56-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-60-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-58-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-62-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-66-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-64-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-68-0x0000000002690000-0x0000000002733000-memory.dmp

    Filesize

    652KB

  • memory/2532-1070-0x000007FEF5AE0000-0x000007FEF64CC000-memory.dmp

    Filesize

    9.9MB

  • memory/2532-1202-0x0000000000B60000-0x0000000000BE0000-memory.dmp

    Filesize

    512KB

  • memory/2532-1275-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2532-1286-0x000007FEF5AE0000-0x000007FEF64CC000-memory.dmp

    Filesize

    9.9MB

  • memory/2616-1285-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/2616-1287-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB