Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    12-04-2022 15:42

General

  • Target

    40073a62aad20fcaf8226d3ed7b7dd98.exe

  • Size

    367KB

  • MD5

    40073a62aad20fcaf8226d3ed7b7dd98

  • SHA1

    c50ea827a4e6695594580a562cfd8fd31630de90

  • SHA256

    bf443e407476f3c013f106bb2ffc7540dac5dc5badd162b9574f13fa500604ce

  • SHA512

    6f98ea608485b6cde18b1b16d0ef7820f0f5d27d70e5b68ba170675a5f5f6c8e10098caf1799c8e3d54be01e02c8536981c322025b79118d6b0b7fee9935adb7

Malware Config

Signatures

  • Meta Stealer Stealer

    Meta Stealer steals passwords stored in browsers, written in C++.

  • 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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40073a62aad20fcaf8226d3ed7b7dd98.exe
    "C:\Users\Admin\AppData\Local\Temp\40073a62aad20fcaf8226d3ed7b7dd98.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2060
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 1160
      2⤵
      • Program crash
      PID:2280
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2060 -ip 2060
    1⤵
      PID:3880

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2060-124-0x0000000000592000-0x00000000005BC000-memory.dmp

      Filesize

      168KB

    • memory/2060-125-0x0000000004D90000-0x0000000005334000-memory.dmp

      Filesize

      5.6MB

    • memory/2060-126-0x0000000000592000-0x00000000005BC000-memory.dmp

      Filesize

      168KB

    • memory/2060-127-0x00000000021F0000-0x0000000002227000-memory.dmp

      Filesize

      220KB

    • memory/2060-128-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2060-129-0x0000000005340000-0x0000000005958000-memory.dmp

      Filesize

      6.1MB

    • memory/2060-130-0x0000000004C40000-0x0000000004C52000-memory.dmp

      Filesize

      72KB

    • memory/2060-131-0x0000000004C60000-0x0000000004D6A000-memory.dmp

      Filesize

      1.0MB

    • memory/2060-132-0x0000000005990000-0x00000000059CC000-memory.dmp

      Filesize

      240KB

    • memory/2060-133-0x0000000004D84000-0x0000000004D86000-memory.dmp

      Filesize

      8KB

    • memory/2060-134-0x0000000005DC0000-0x0000000005E36000-memory.dmp

      Filesize

      472KB

    • memory/2060-135-0x0000000005EC0000-0x0000000005F52000-memory.dmp

      Filesize

      584KB

    • memory/2060-136-0x0000000006060000-0x000000000607E000-memory.dmp

      Filesize

      120KB

    • memory/2060-137-0x00000000060E0000-0x0000000006146000-memory.dmp

      Filesize

      408KB

    • memory/2060-138-0x00000000067F0000-0x00000000069B2000-memory.dmp

      Filesize

      1.8MB

    • memory/2060-139-0x00000000069D0000-0x0000000006EFC000-memory.dmp

      Filesize

      5.2MB