Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2022 08:12

General

  • Target

    file.exe

  • Size

    315KB

  • MD5

    f0838cc3065cf3f7283b3ec22437f8cc

  • SHA1

    8227643e1a5bf7e2182d6886d0865be1f4892a5c

  • SHA256

    33515fdaef6a4fbe66c88c02366e73c56207a7ca9c6e840dc5a679587171b3b3

  • SHA512

    40f220220338f6e3dd77b9073bb8018a31deabf7a96de8d30b89bb03b9457b65471bd44db73071774fa405cfe8cb9e5fd122f1adb1f3891a1a82a81a8e63e978

  • SSDEEP

    6144:PAiw7gcD9LwDLX5tUSJpGDcBmgfoOsK+fmiIB/GM/:PCJ9UD1eMo5Z

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:4664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 1268
      2⤵
      • Program crash
      PID:3160
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4664 -ip 4664
    1⤵
      PID:4280

    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/4664-132-0x00000000007B9000-0x00000000007F0000-memory.dmp
      Filesize

      220KB

    • memory/4664-133-0x0000000002340000-0x0000000002399000-memory.dmp
      Filesize

      356KB

    • memory/4664-134-0x0000000000400000-0x00000000005B4000-memory.dmp
      Filesize

      1.7MB

    • memory/4664-135-0x0000000004D70000-0x0000000005314000-memory.dmp
      Filesize

      5.6MB

    • memory/4664-136-0x0000000005320000-0x0000000005938000-memory.dmp
      Filesize

      6.1MB

    • memory/4664-137-0x00000000059A0000-0x00000000059B2000-memory.dmp
      Filesize

      72KB

    • memory/4664-138-0x00000000059C0000-0x0000000005ACA000-memory.dmp
      Filesize

      1.0MB

    • memory/4664-139-0x0000000005AD0000-0x0000000005B0C000-memory.dmp
      Filesize

      240KB

    • memory/4664-140-0x0000000005DE0000-0x0000000005E72000-memory.dmp
      Filesize

      584KB

    • memory/4664-141-0x0000000005E80000-0x0000000005EE6000-memory.dmp
      Filesize

      408KB

    • memory/4664-142-0x0000000006680000-0x0000000006842000-memory.dmp
      Filesize

      1.8MB

    • memory/4664-143-0x0000000006860000-0x0000000006D8C000-memory.dmp
      Filesize

      5.2MB

    • memory/4664-144-0x0000000006FE0000-0x0000000007056000-memory.dmp
      Filesize

      472KB

    • memory/4664-145-0x00000000070A0000-0x00000000070BE000-memory.dmp
      Filesize

      120KB

    • memory/4664-146-0x00000000007B9000-0x00000000007F0000-memory.dmp
      Filesize

      220KB

    • memory/4664-147-0x0000000000400000-0x00000000005B4000-memory.dmp
      Filesize

      1.7MB