Analysis

  • max time kernel
    91s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2022 17:59

General

  • Target

    99d3e8e677488bed6f7ab10988da7eff0abc3032659aa1306951d9e60dcd1524.exe

  • Size

    483KB

  • MD5

    fde962fdbfea3dbac3497bd5c48cf5db

  • SHA1

    b1af9c9043f2f6fa7c3bb805420b669b8f53f399

  • SHA256

    99d3e8e677488bed6f7ab10988da7eff0abc3032659aa1306951d9e60dcd1524

  • SHA512

    1bf0a0bb4de634a3b6740861b1e8c6af590f27bf2e2e04f0ccfacd9f607986f2d563d189035f403714fc4b96f164ab499f71a82c4a34e2ab11076f7eab69c2b3

  • SSDEEP

    6144:NCZGbaIfCm4cnHDjA1U2xQldVyO3+94b21hvUrCZhVV4E+O13oXc:8Z3Iv4IjjA1jSp3+eb2F0DO

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\99d3e8e677488bed6f7ab10988da7eff0abc3032659aa1306951d9e60dcd1524.exe
    "C:\Users\Admin\AppData\Local\Temp\99d3e8e677488bed6f7ab10988da7eff0abc3032659aa1306951d9e60dcd1524.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1252
      2⤵
      • Program crash
      PID:3380
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 916 -ip 916
    1⤵
      PID:240

    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/916-132-0x0000000000B52000-0x0000000000B89000-memory.dmp
      Filesize

      220KB

    • memory/916-133-0x0000000000950000-0x00000000009A9000-memory.dmp
      Filesize

      356KB

    • memory/916-134-0x0000000000400000-0x0000000000879000-memory.dmp
      Filesize

      4.5MB

    • memory/916-135-0x00000000051F0000-0x0000000005794000-memory.dmp
      Filesize

      5.6MB

    • memory/916-136-0x00000000057A0000-0x0000000005DB8000-memory.dmp
      Filesize

      6.1MB

    • memory/916-137-0x0000000005080000-0x0000000005092000-memory.dmp
      Filesize

      72KB

    • memory/916-138-0x00000000050A0000-0x00000000051AA000-memory.dmp
      Filesize

      1.0MB

    • memory/916-139-0x0000000005DC0000-0x0000000005DFC000-memory.dmp
      Filesize

      240KB

    • memory/916-140-0x00000000060A0000-0x0000000006132000-memory.dmp
      Filesize

      584KB

    • memory/916-141-0x0000000006140000-0x00000000061A6000-memory.dmp
      Filesize

      408KB

    • memory/916-142-0x0000000006940000-0x0000000006B02000-memory.dmp
      Filesize

      1.8MB

    • memory/916-143-0x0000000006B30000-0x000000000705C000-memory.dmp
      Filesize

      5.2MB

    • memory/916-144-0x0000000007170000-0x00000000071E6000-memory.dmp
      Filesize

      472KB

    • memory/916-145-0x0000000007250000-0x000000000726E000-memory.dmp
      Filesize

      120KB

    • memory/916-146-0x0000000000B52000-0x0000000000B89000-memory.dmp
      Filesize

      220KB

    • memory/916-147-0x0000000000400000-0x0000000000879000-memory.dmp
      Filesize

      4.5MB