Analysis

  • max time kernel
    58s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-11-2022 10:45

General

  • Target

    file.exe

  • Size

    358KB

  • MD5

    aea71894f378ae1869bd3251ccfe555b

  • SHA1

    3f0d313da61c377781a3d687d66c5674d8a7154f

  • SHA256

    be1fc4c37692f19408fe00e533992a1c46b18292f73a2c64918eb339b6432e33

  • SHA512

    f597bcdf2c2673130f7be5db39a719270de331b894ec0f0d03a626885704b07368a6bcc01b325912d9c29eff3af2a66d878b594606afe8b3f6e08315811973ce

  • SSDEEP

    6144:wUbNLu9OwPB0cpX1TLt4Jw6WP11Zfy/r9s7ByCnL:wUbNK9f0qX1Fcw6WHw/ry7QU

Malware Config

Signatures

  • 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 1268
      2⤵
      • Program crash
      PID:1632
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4396 -ip 4396
    1⤵
      PID:1676

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4396-133-0x00000000008E0000-0x00000000009E0000-memory.dmp
      Filesize

      1024KB

    • memory/4396-134-0x0000000000CB0000-0x0000000000D09000-memory.dmp
      Filesize

      356KB

    • memory/4396-135-0x0000000000400000-0x000000000085D000-memory.dmp
      Filesize

      4.4MB

    • memory/4396-136-0x0000000005090000-0x0000000005634000-memory.dmp
      Filesize

      5.6MB

    • memory/4396-137-0x0000000005640000-0x0000000005C58000-memory.dmp
      Filesize

      6.1MB

    • memory/4396-138-0x0000000005060000-0x0000000005072000-memory.dmp
      Filesize

      72KB

    • memory/4396-139-0x0000000005C60000-0x0000000005D6A000-memory.dmp
      Filesize

      1.0MB

    • memory/4396-140-0x0000000005D70000-0x0000000005DAC000-memory.dmp
      Filesize

      240KB

    • memory/4396-141-0x0000000006080000-0x0000000006112000-memory.dmp
      Filesize

      584KB

    • memory/4396-142-0x0000000006120000-0x0000000006186000-memory.dmp
      Filesize

      408KB

    • memory/4396-143-0x0000000006900000-0x0000000006976000-memory.dmp
      Filesize

      472KB

    • memory/4396-144-0x00000000069B0000-0x00000000069CE000-memory.dmp
      Filesize

      120KB

    • memory/4396-145-0x0000000006A70000-0x0000000006C32000-memory.dmp
      Filesize

      1.8MB

    • memory/4396-146-0x0000000006C60000-0x000000000718C000-memory.dmp
      Filesize

      5.2MB

    • memory/4396-148-0x0000000000400000-0x000000000085D000-memory.dmp
      Filesize

      4.4MB

    • memory/4396-147-0x00000000008E0000-0x00000000009E0000-memory.dmp
      Filesize

      1024KB