Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2024 13:34

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 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe
    "C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe
      "C:\Users\Admin\AppData\Local\Temp\bnY2j1hTDlb4vxF.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2536
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 36
        3⤵
        • Program crash
        PID:2808

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2380-0-0x0000000000FF0000-0x000000000108C000-memory.dmp

    Filesize

    624KB

  • memory/2380-1-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2380-2-0x00000000008A0000-0x00000000008E0000-memory.dmp

    Filesize

    256KB

  • memory/2380-3-0x0000000000960000-0x0000000000974000-memory.dmp

    Filesize

    80KB

  • memory/2380-5-0x00000000009E0000-0x00000000009EC000-memory.dmp

    Filesize

    48KB

  • memory/2380-4-0x00000000009D0000-0x00000000009DA000-memory.dmp

    Filesize

    40KB

  • memory/2380-6-0x0000000004FE0000-0x0000000005056000-memory.dmp

    Filesize

    472KB

  • memory/2380-13-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2536-12-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2536-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2536-9-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2536-7-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB