Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-04-2024 10:15

General

  • Target

    bnY2j1hTDlb4vxF.exe

  • Size

    610KB

  • MD5

    0b90be647821fb3812e6c340c6587fae

  • SHA1

    04ee5bf64f4fd6a512828a818c110697d19f18ab

  • SHA256

    12c7ec6f047ebf12cb9f142bb71fb0de5a61de79286776440b5814c94d93e2e4

  • SHA512

    d348ece6997947050c8b3c01df55f157767444892196c0bd001012c36c610b93696853f35080551e10bec6f4a15c1098cd1132acab84a697c4fed07deac34ab6

  • SSDEEP

    12288:233bFUoSfRmhTIJgWGdm6HrC/QpCiriaEHCnLEovkR:23pqf8TIJge6HrCy6hHCLEd

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ns03

Decoy

dipity.tech

agathis.fun

ekaterinai.store

elizabethsbookshelf.com

smilesustainably.com

tapeworm.xyz

beatricesswarthout.xyz

nsrpackersandpackers.in

yedxec.xyz

gildedbeautyaesthitics.com

hanibalbechar.com

fichaphuman.net

adilosk.shop

geezaran.com

ventasemail.com

phonecasesdirect.store

rctjuc.shop

sukimossmanagement.com

caller-id.today

kft07.vip

Signatures

  • Formbook

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

  • Formbook payload 5 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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:3500
    • C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe
      "C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1864
      • C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe
        "C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:3252
    • C:\Windows\SysWOW64\NETSTAT.EXE
      "C:\Windows\SysWOW64\NETSTAT.EXE"
      2⤵
      • Suspicious use of SetThreadContext
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3716
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe"
        3⤵
          PID:764

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1864-13-0x0000000074AF0000-0x00000000752A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1864-1-0x0000000074AF0000-0x00000000752A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1864-2-0x0000000005FB0000-0x0000000006554000-memory.dmp

      Filesize

      5.6MB

    • memory/1864-3-0x0000000005A00000-0x0000000005A92000-memory.dmp

      Filesize

      584KB

    • memory/1864-4-0x0000000005900000-0x0000000005910000-memory.dmp

      Filesize

      64KB

    • memory/1864-5-0x0000000005990000-0x000000000599A000-memory.dmp

      Filesize

      40KB

    • memory/1864-6-0x0000000005C10000-0x0000000005C24000-memory.dmp

      Filesize

      80KB

    • memory/1864-7-0x0000000005C30000-0x0000000005C3A000-memory.dmp

      Filesize

      40KB

    • memory/1864-8-0x0000000005DE0000-0x0000000005DEC000-memory.dmp

      Filesize

      48KB

    • memory/1864-9-0x0000000006CE0000-0x0000000006D56000-memory.dmp

      Filesize

      472KB

    • memory/1864-10-0x00000000095F0000-0x000000000968C000-memory.dmp

      Filesize

      624KB

    • memory/1864-0-0x0000000000F00000-0x0000000000F9C000-memory.dmp

      Filesize

      624KB

    • memory/3252-16-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3252-11-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3252-17-0x00000000014B0000-0x00000000014C4000-memory.dmp

      Filesize

      80KB

    • memory/3252-20-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3252-21-0x0000000003130000-0x0000000003144000-memory.dmp

      Filesize

      80KB

    • memory/3252-14-0x00000000014D0000-0x000000000181A000-memory.dmp

      Filesize

      3.3MB

    • memory/3500-29-0x0000000009470000-0x00000000095DA000-memory.dmp

      Filesize

      1.4MB

    • memory/3500-18-0x0000000009470000-0x00000000095DA000-memory.dmp

      Filesize

      1.4MB

    • memory/3500-22-0x000000000AF00000-0x000000000B03C000-memory.dmp

      Filesize

      1.2MB

    • memory/3500-35-0x0000000008D70000-0x0000000008ED2000-memory.dmp

      Filesize

      1.4MB

    • memory/3500-32-0x0000000008D70000-0x0000000008ED2000-memory.dmp

      Filesize

      1.4MB

    • memory/3500-31-0x0000000008D70000-0x0000000008ED2000-memory.dmp

      Filesize

      1.4MB

    • memory/3716-24-0x0000000000300000-0x000000000030B000-memory.dmp

      Filesize

      44KB

    • memory/3716-30-0x0000000001800000-0x0000000001893000-memory.dmp

      Filesize

      588KB

    • memory/3716-27-0x0000000000F90000-0x0000000000FBF000-memory.dmp

      Filesize

      188KB

    • memory/3716-26-0x0000000001960000-0x0000000001CAA000-memory.dmp

      Filesize

      3.3MB

    • memory/3716-25-0x0000000000F90000-0x0000000000FBF000-memory.dmp

      Filesize

      188KB

    • memory/3716-23-0x0000000000300000-0x000000000030B000-memory.dmp

      Filesize

      44KB