Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 02:11

General

  • Target
    594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
  • Size 1.1MB
  • Sample240829-cmhhjaydjg
  • SHA256 594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • bi05

Decoy
  • ollow-the-bit.online

  • aopho.autos

  • 14ra567dp.autos

  • 48651301.top

  • ussian-dating-54714.bond

  • sychology-degree-80838.bond

  • lytracker.xyz

  • strology-forest.sbs

  • swjbcl3.top

  • ridgenexttechnologies.partners

  • lroy.sbs

  • kyscreen.vip

  • anhit.live

  • uckyheart.xyz

  • orddserials.online

  • hetune.shop

  • nherited-traits-ant.bond

  • stanaslot-1.xyz

  • sychologist-therapy-36914.bond

  • iandramonami.net

Signatures

  • Formbook

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

  • Formbook payload 4 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Users\Admin\AppData\Local\Temp\594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
      "C:\Users\Admin\AppData\Local\Temp\594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4044
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2640
    • C:\Windows\SysWOW64\cmstp.exe
      "C:\Windows\SysWOW64\cmstp.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4104
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1228

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/2640-19-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/2640-12-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/2640-17-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/2640-20-0x00000000038E0000-0x00000000038F4000-memory.dmp

        memory/2640-15-0x0000000001AE0000-0x0000000001AF4000-memory.dmp

        memory/2640-14-0x0000000001B00000-0x0000000001E4A000-memory.dmp

        memory/3492-21-0x0000000008B20000-0x0000000008C8C000-memory.dmp

        memory/3492-16-0x0000000003580000-0x0000000003636000-memory.dmp

        memory/3492-25-0x0000000008B20000-0x0000000008C8C000-memory.dmp

        memory/3492-28-0x0000000008C90000-0x0000000008DE7000-memory.dmp

        memory/3492-30-0x0000000008C90000-0x0000000008DE7000-memory.dmp

        memory/3492-31-0x0000000008C90000-0x0000000008DE7000-memory.dmp

        memory/4044-11-0x0000000000C50000-0x0000000000C54000-memory.dmp

        memory/4104-23-0x0000000000330000-0x0000000000346000-memory.dmp

        memory/4104-22-0x0000000000330000-0x0000000000346000-memory.dmp

        memory/4104-24-0x0000000000B40000-0x0000000000B6F000-memory.dmp