Resubmissions

27-06-2022 10:31

220627-mkdfxaccg6 10

27-06-2022 10:23

220627-me6v9sadfp 10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    27-06-2022 10:31

General

  • Target

    jpkd2.exe

  • Size

    832KB

  • MD5

    c502a7c74e56610c645b07d353bc68ba

  • SHA1

    a1e7fe7346d1c87fb948df2cfb5b9d6fa68de771

  • SHA256

    e26f5163ac535bab0426bde4c29b11a7194d418f7ff9e27df41d079d7d04d259

  • SHA512

    8c5feb4dd1eb68f940ce44af312726ab0892db198568d91c04cca8461740634d650a365207769091213ee4e6c7198075d36d728c8d669fb7021722eaec6c6e43

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.com

Signatures

  • Formbook

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

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Formbook Payload 5 IoCs
  • ModiLoader Second Stage 39 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\jpkd2.exe
      "C:\Users\Admin\AppData\Local\Temp\jpkd2.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5076
      • C:\Windows\SysWOW64\logagent.exe
        C:\Windows\System32\logagent.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2852
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\SysWOW64\cmd.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\logagent.exe"
        3⤵
          PID:4560

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2420-199-0x0000000002500000-0x0000000002614000-memory.dmp
      Filesize

      1.1MB

    • memory/2420-201-0x0000000002500000-0x0000000002614000-memory.dmp
      Filesize

      1.1MB

    • memory/2420-192-0x0000000007E70000-0x0000000007FF6000-memory.dmp
      Filesize

      1.5MB

    • memory/2608-196-0x00000000009A0000-0x00000000009CE000-memory.dmp
      Filesize

      184KB

    • memory/2608-198-0x00000000012A0000-0x0000000001333000-memory.dmp
      Filesize

      588KB

    • memory/2608-197-0x0000000001460000-0x00000000017AA000-memory.dmp
      Filesize

      3.3MB

    • memory/2608-195-0x0000000000FA0000-0x0000000000FFA000-memory.dmp
      Filesize

      360KB

    • memory/2608-193-0x0000000000000000-mapping.dmp
    • memory/2608-200-0x00000000009A0000-0x00000000009CE000-memory.dmp
      Filesize

      184KB

    • memory/2852-168-0x0000000000000000-mapping.dmp
    • memory/2852-191-0x0000000002620000-0x0000000002634000-memory.dmp
      Filesize

      80KB

    • memory/2852-190-0x00000000026C0000-0x0000000002A0A000-memory.dmp
      Filesize

      3.3MB

    • memory/2852-189-0x0000000010410000-0x000000001043E000-memory.dmp
      Filesize

      184KB

    • memory/4560-194-0x0000000000000000-mapping.dmp
    • memory/5076-165-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-181-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-155-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-158-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-157-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-159-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-160-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-161-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-162-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-163-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-164-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-140-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-167-0x0000000010410000-0x000000001043E000-memory.dmp
      Filesize

      184KB

    • memory/5076-153-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-170-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-169-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-171-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-173-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-172-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-156-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-180-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-183-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-184-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-182-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-186-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-185-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-187-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-154-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-152-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-151-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-149-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-150-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-148-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-147-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-146-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-145-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-144-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-141-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-143-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB

    • memory/5076-142-0x0000000003F00000-0x0000000003F54000-memory.dmp
      Filesize

      336KB