Analysis

  • max time kernel
    145s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/09/2024, 02:45

General

  • Target
    tTbQa71UeNsVrSr.exe
  • Size 658KB
  • Sample240904-c8phzavglb
  • SHA256 7dbfe3e815092dfd471861a962bbb464ec76438144f4cb5dd031b02eda2f8ea9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • b31a

Decoy
  • enjamin-paaac.buzz

  • mail-marketing-40950.bond

  • pusems28-post.cyou

  • hindo.top

  • ruck-company-be.today

  • asinos-deutschland.net

  • ewancash.boats

  • etdopovo.casino

  • rcher-saaac.buzz

  • 871166.vip

  • manuel.app

  • g3yqo.shop

  • -9way.xyz

  • qawgytfexe.bond

  • iefi6834.vip

  • ental-health-35901.bond

  • idat-merkez18.top

  • rojectleadzone.website

  • lirudolph.top

  • migloballlc.online

Signatures

  • Formbook

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

  • Formbook payload 3 IoCs
  • Suspicious use of SetThreadContext 3 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.

  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3456
    • C:\Users\Admin\AppData\Local\Temp\tTbQa71UeNsVrSr.exe
      "C:\Users\Admin\AppData\Local\Temp\tTbQa71UeNsVrSr.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1868
      • C:\Users\Admin\AppData\Local\Temp\tTbQa71UeNsVrSr.exe
        "C:\Users\Admin\AppData\Local\Temp\tTbQa71UeNsVrSr.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4576
    • C:\Windows\SysWOW64\colorcpl.exe
      "C:\Windows\SysWOW64\colorcpl.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:5036
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\tTbQa71UeNsVrSr.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4516

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1868-13-0x0000000075240000-0x00000000759F0000-memory.dmp

        memory/1868-0-0x000000007524E000-0x000000007524F000-memory.dmp

        memory/1868-2-0x00000000059A0000-0x0000000005F44000-memory.dmp

        memory/1868-3-0x00000000053F0000-0x0000000005482000-memory.dmp

        memory/1868-5-0x0000000075240000-0x00000000759F0000-memory.dmp

        memory/1868-4-0x0000000005490000-0x000000000549A000-memory.dmp

        memory/1868-10-0x00000000068A0000-0x000000000693C000-memory.dmp

        memory/1868-7-0x000000007524E000-0x000000007524F000-memory.dmp

        memory/1868-8-0x0000000075240000-0x00000000759F0000-memory.dmp

        memory/1868-9-0x0000000006650000-0x00000000066C6000-memory.dmp

        memory/1868-1-0x0000000000960000-0x0000000000A0A000-memory.dmp

        memory/1868-6-0x0000000005920000-0x0000000005938000-memory.dmp

        memory/3456-18-0x00000000028E0000-0x000000000299A000-memory.dmp

        memory/3456-22-0x00000000028E0000-0x000000000299A000-memory.dmp

        memory/3456-26-0x0000000008530000-0x0000000008642000-memory.dmp

        memory/3456-27-0x0000000008530000-0x0000000008642000-memory.dmp

        memory/3456-29-0x0000000008530000-0x0000000008642000-memory.dmp

        memory/4576-14-0x0000000001970000-0x0000000001CBA000-memory.dmp

        memory/4576-17-0x0000000001870000-0x0000000001884000-memory.dmp

        memory/4576-16-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/4576-11-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/5036-19-0x0000000000F80000-0x0000000000F99000-memory.dmp

        memory/5036-20-0x0000000000F80000-0x0000000000F99000-memory.dmp

        memory/5036-21-0x0000000000E80000-0x0000000000EAF000-memory.dmp