Analysis

  • max time kernel
    112s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-02-2023 19:03

General

  • Target

    file.exe

  • Size

    396KB

  • MD5

    4dc7722b1bc5e25b050f677bf6dd9c9e

  • SHA1

    c7b29ba2a3e300d353e015b1bf80fa2e9e7e3c0c

  • SHA256

    b2140a70339aeea95c8259aa30716291a616963bb53fe497920175ed562773c8

  • SHA512

    996af3300d220aa84575236275f47481e60438ffb0b2e5fed313710f0027c7207457d230b08eb730c8624b5632e52b7632d66583b61ecd6ab323a1b77a746448

  • SSDEEP

    6144:C+g0ZLUTkZFibE9oL8IjNCunUckxgP0DpuQj9MIeBka:CyZA8Qo9WTNCrckNpljyVk

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 1 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:4668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 1220
      2⤵
      • Program crash
      PID:1036
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4668 -ip 4668
    1⤵
      PID:4968

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4668-132-0x00000000006CF000-0x00000000006FD000-memory.dmp
      Filesize

      184KB

    • memory/4668-133-0x0000000002090000-0x00000000020F2000-memory.dmp
      Filesize

      392KB

    • memory/4668-134-0x0000000000400000-0x000000000047E000-memory.dmp
      Filesize

      504KB

    • memory/4668-135-0x0000000004A60000-0x0000000005004000-memory.dmp
      Filesize

      5.6MB

    • memory/4668-136-0x00000000050B0000-0x00000000056C8000-memory.dmp
      Filesize

      6.1MB

    • memory/4668-137-0x0000000005750000-0x0000000005762000-memory.dmp
      Filesize

      72KB

    • memory/4668-138-0x0000000005770000-0x000000000587A000-memory.dmp
      Filesize

      1.0MB

    • memory/4668-139-0x0000000005880000-0x00000000058BC000-memory.dmp
      Filesize

      240KB

    • memory/4668-140-0x0000000005B90000-0x0000000005BF6000-memory.dmp
      Filesize

      408KB

    • memory/4668-141-0x0000000006260000-0x00000000062F2000-memory.dmp
      Filesize

      584KB

    • memory/4668-142-0x0000000006410000-0x0000000006486000-memory.dmp
      Filesize

      472KB

    • memory/4668-143-0x00000000064F0000-0x00000000066B2000-memory.dmp
      Filesize

      1.8MB

    • memory/4668-144-0x00000000066D0000-0x0000000006BFC000-memory.dmp
      Filesize

      5.2MB

    • memory/4668-145-0x0000000006D10000-0x0000000006D2E000-memory.dmp
      Filesize

      120KB

    • memory/4668-146-0x00000000006CF000-0x00000000006FD000-memory.dmp
      Filesize

      184KB

    • memory/4668-147-0x0000000000400000-0x000000000047E000-memory.dmp
      Filesize

      504KB