Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/09/2024, 23:10

General

  • Target
    fc0811ee2baf6763e128641ee0499160N.exe
  • Size 726KB
  • Sample240905-25w63stcnr
  • SHA256 4a43e11ef89937899b693503f07525735c54e122053b9a9384a55df403c930af
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • ucze

Decoy
  • motorcyclemagician.com

  • powerreport.xyz

  • ychfgdne.icu

  • presentschein.com

  • seabreathing.com

  • stlukeyouth.com

  • ifixconstruction.repair

  • thietbikhaithacdatuanphat.com

  • hexdeville.com

  • xn--planungsbro-stanko-u6b.net

  • elisebruneau.com

  • yxflwwbvz.icu

  • wafirainteriors.com

  • hexok.com

  • krewedubethkevin.com

  • lassilacgi.com

  • bestvolvowebsite.com

  • clarissajaneen.com

  • foreverchemicallawsuit.com

  • ebizkendra.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe
    "C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3580
    • C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe
      "C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe"
      2⤵
        PID:2140
      • C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe
        "C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe"
        2⤵
          PID:692
        • C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe
          "C:\Users\Admin\AppData\Local\Temp\fc0811ee2baf6763e128641ee0499160N.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:452

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/452-12-0x0000000000400000-0x000000000042E000-memory.dmp

            memory/452-15-0x0000000001100000-0x000000000144A000-memory.dmp

            memory/3580-6-0x0000000005A90000-0x0000000005AAC000-memory.dmp

            memory/3580-3-0x0000000005400000-0x0000000005492000-memory.dmp

            memory/3580-4-0x0000000075160000-0x0000000075910000-memory.dmp

            memory/3580-5-0x00000000054B0000-0x00000000054BA000-memory.dmp

            memory/3580-0-0x000000007516E000-0x000000007516F000-memory.dmp

            memory/3580-7-0x0000000008160000-0x00000000081FC000-memory.dmp

            memory/3580-8-0x000000007516E000-0x000000007516F000-memory.dmp

            memory/3580-9-0x0000000075160000-0x0000000075910000-memory.dmp

            memory/3580-10-0x00000000080C0000-0x0000000008130000-memory.dmp

            memory/3580-11-0x000000000A970000-0x000000000A9AA000-memory.dmp

            memory/3580-2-0x0000000005AD0000-0x0000000006074000-memory.dmp

            memory/3580-14-0x0000000075160000-0x0000000075910000-memory.dmp

            memory/3580-1-0x0000000000960000-0x0000000000A1C000-memory.dmp