Analysis

  • max time kernel
    55s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-10-2022 19:04

General

  • Target

    file.exe

  • Size

    386KB

  • MD5

    b586d2f1a106e544ecf8a7cc58f98fe0

  • SHA1

    ec8acc084fb674d22e4318ce4a55ea359f257042

  • SHA256

    7ae6e6f5f8106c9e8c3fa90ff7c76d9c86d05f0f80ca1b7bb8dc2f36d3518172

  • SHA512

    17df41032400d33a831412822ff05ccd04d061ec514173b5eaa3293b4fec2618d72512a0d4b272127b23053b3234759dd0e864832ad109e672fd77c3288f68cc

  • SSDEEP

    12288:AEq4j9rFlhlfuKLCxWX2t+yvPetH/NFV:AF4jT5LCxs28y3etbV

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:3480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 1264
      2⤵
      • Program crash
      PID:4292
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3480 -ip 3480
    1⤵
      PID:224

    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/3480-132-0x0000000002DA7000-0x0000000002DDD000-memory.dmp
      Filesize

      216KB

    • memory/3480-133-0x00000000048D0000-0x0000000004928000-memory.dmp
      Filesize

      352KB

    • memory/3480-134-0x00000000073A0000-0x0000000007944000-memory.dmp
      Filesize

      5.6MB

    • memory/3480-135-0x0000000000400000-0x0000000002C4E000-memory.dmp
      Filesize

      40.3MB

    • memory/3480-136-0x0000000007970000-0x0000000007F88000-memory.dmp
      Filesize

      6.1MB

    • memory/3480-137-0x0000000008030000-0x0000000008042000-memory.dmp
      Filesize

      72KB

    • memory/3480-138-0x0000000008050000-0x000000000815A000-memory.dmp
      Filesize

      1.0MB

    • memory/3480-139-0x0000000008160000-0x000000000819C000-memory.dmp
      Filesize

      240KB

    • memory/3480-140-0x0000000008470000-0x0000000008502000-memory.dmp
      Filesize

      584KB

    • memory/3480-141-0x0000000008510000-0x0000000008576000-memory.dmp
      Filesize

      408KB

    • memory/3480-142-0x0000000008D40000-0x0000000008F02000-memory.dmp
      Filesize

      1.8MB

    • memory/3480-143-0x0000000008F10000-0x000000000943C000-memory.dmp
      Filesize

      5.2MB

    • memory/3480-144-0x0000000009540000-0x00000000095B6000-memory.dmp
      Filesize

      472KB

    • memory/3480-145-0x0000000009620000-0x000000000963E000-memory.dmp
      Filesize

      120KB

    • memory/3480-146-0x0000000002DA7000-0x0000000002DDD000-memory.dmp
      Filesize

      216KB

    • memory/3480-147-0x0000000000400000-0x0000000002C4E000-memory.dmp
      Filesize

      40.3MB