Analysis

  • max time kernel
    85s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    14-04-2022 08:11

General

  • Target

    840455685fa9c7d08fe72db8a885089f8417dc0d2cf11a5360de7dfbd23876f2.exe

  • Size

    367KB

  • MD5

    6c52fe2ffd610c36dbf4319690271dfc

  • SHA1

    b3968e5d82b655f560a3bd3e14593c4a1ab961ff

  • SHA256

    840455685fa9c7d08fe72db8a885089f8417dc0d2cf11a5360de7dfbd23876f2

  • SHA512

    4bb2f40dbd627b5e38a953cce38d9aa3ea5bb87edd39e72088c3259238a223a5e5aab91b9a1f22e83eb3d2b6fb8a2f641e13bb63a2691f37b1327bd70cd657d3

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\840455685fa9c7d08fe72db8a885089f8417dc0d2cf11a5360de7dfbd23876f2.exe
    "C:\Users\Admin\AppData\Local\Temp\840455685fa9c7d08fe72db8a885089f8417dc0d2cf11a5360de7dfbd23876f2.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 1320
      2⤵
      • Program crash
      PID:4980
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4856 -ip 4856
    1⤵
      PID:3652

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4856-124-0x00000000005F2000-0x000000000061C000-memory.dmp

      Filesize

      168KB

    • memory/4856-125-0x00000000005F2000-0x000000000061C000-memory.dmp

      Filesize

      168KB

    • memory/4856-126-0x0000000000540000-0x0000000000577000-memory.dmp

      Filesize

      220KB

    • memory/4856-127-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/4856-128-0x0000000004CA0000-0x0000000005244000-memory.dmp

      Filesize

      5.6MB

    • memory/4856-129-0x0000000005250000-0x0000000005868000-memory.dmp

      Filesize

      6.1MB

    • memory/4856-130-0x0000000004C40000-0x0000000004C52000-memory.dmp

      Filesize

      72KB

    • memory/4856-131-0x0000000005870000-0x000000000597A000-memory.dmp

      Filesize

      1.0MB

    • memory/4856-132-0x0000000005990000-0x00000000059CC000-memory.dmp

      Filesize

      240KB

    • memory/4856-133-0x0000000004C94000-0x0000000004C96000-memory.dmp

      Filesize

      8KB

    • memory/4856-134-0x0000000005C70000-0x0000000005CE6000-memory.dmp

      Filesize

      472KB

    • memory/4856-135-0x0000000005CF0000-0x0000000005D82000-memory.dmp

      Filesize

      584KB

    • memory/4856-136-0x0000000005F20000-0x0000000005F3E000-memory.dmp

      Filesize

      120KB

    • memory/4856-137-0x0000000005F90000-0x0000000005FF6000-memory.dmp

      Filesize

      408KB

    • memory/4856-138-0x0000000006920000-0x0000000006AE2000-memory.dmp

      Filesize

      1.8MB

    • memory/4856-139-0x0000000006AF0000-0x000000000701C000-memory.dmp

      Filesize

      5.2MB