Analysis

  • max time kernel
    148s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 03:15

General

  • Target

    Revised Offer.exe

  • Size

    1.3MB

  • MD5

    e154592e2c94de71c802d90b7b67b168

  • SHA1

    42422cf1556a5cc8184659a7ee0ccc698a9f6f8d

  • SHA256

    44e829cf77b809fe3133b6f57e2649983195bc94c223a5cadf78225d323e80ef

  • SHA512

    d5acaafe7b59000688d9b97db7567ad8e8e7db84aaefed890ae3a1cc0927f06862b4c836c27cd28d205cebd7b226f423c504e2a87c8317e509fd378d63a6dde5

  • SSDEEP

    24576:5AHnh+eWsN3skA4RV1Hom2KXFmIap9tlBt0xoqdNv/UcuEl5:Ah+ZkldoPK1Xap/jKxo2B/Uq

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cl21

Decoy

0001.shop

earch-parttimejobs.today

are888.top

akanhaunthipped.shop

othing-heyu.xyz

cadvirsor.net

nclanalae.shop

lectric-cars-mexico.today

oxj-question.xyz

ersonalloanoffers.today

ersonalloans-fo54-fo37.click

verybody-ewfx.xyz

ercuremontauban.media

azilimdunyam.net

airs-clinicato.today

wiftsscend.click

ertainly-jbws.xyz

8xeng.app

damekadmitageable.cfd

ollapsedec.shop

Signatures

  • Formbook

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

  • Formbook family
  • 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.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 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:3488
    • C:\Users\Admin\AppData\Local\Temp\Revised Offer.exe
      "C:\Users\Admin\AppData\Local\Temp\Revised Offer.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1124
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\Revised Offer.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1712
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\SysWOW64\netsh.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:2384
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3008

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1124-11-0x00000000010E0000-0x00000000014E0000-memory.dmp

          Filesize

          4.0MB

        • memory/1712-12-0x00000000001D0000-0x00000000001FF000-memory.dmp

          Filesize

          188KB

        • memory/1712-15-0x0000000000E00000-0x000000000114A000-memory.dmp

          Filesize

          3.3MB

        • memory/1712-17-0x0000000001230000-0x0000000001244000-memory.dmp

          Filesize

          80KB

        • memory/1712-16-0x00000000001D0000-0x00000000001FF000-memory.dmp

          Filesize

          188KB

        • memory/2384-22-0x0000000000F30000-0x0000000000F5F000-memory.dmp

          Filesize

          188KB

        • memory/2384-21-0x0000000000850000-0x000000000086E000-memory.dmp

          Filesize

          120KB

        • memory/2384-19-0x0000000000850000-0x000000000086E000-memory.dmp

          Filesize

          120KB

        • memory/3488-18-0x0000000003090000-0x000000000314C000-memory.dmp

          Filesize

          752KB

        • memory/3488-23-0x0000000003090000-0x000000000314C000-memory.dmp

          Filesize

          752KB

        • memory/3488-27-0x00000000089B0000-0x0000000008AAD000-memory.dmp

          Filesize

          1012KB

        • memory/3488-28-0x00000000089B0000-0x0000000008AAD000-memory.dmp

          Filesize

          1012KB

        • memory/3488-30-0x00000000089B0000-0x0000000008AAD000-memory.dmp

          Filesize

          1012KB