Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-07-2024 15:24

General

  • Target

    MKCC-MEC-RFQ-115-2024.exe

  • Size

    1.0MB

  • MD5

    11ab7d8a50ccafbb4d7b5c9e83e4ff4c

  • SHA1

    1e0d2f0564e8a8dc7237c98e3facc0e1b4b314cf

  • SHA256

    2eb137991ea1e48556d906d1e03bfaed1df13529dd2420031e6fc92b55c076d1

  • SHA512

    2e03c60963526576b3a75a488adb607d148888caa4a9be2177479ab762576082e5af2a7a8fd30e019c782dba36dfddc2b1a31c9f36d95bbbbc27a233a2610995

  • SSDEEP

    24576:PAHnh+eWsN3skA4RV1Hom2KXMmHat0nexrhALk5:yh+ZkldoPK8YateEt

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ts59

Decoy

hgptgz684w.top

gas39.pro

totalcow.com

76466.club

ssweatstudio.com

nr35.top

hmstr-drop.site

kjsdhklssk13.xyz

lostaino.com

athenamotel.info

9332946.com

ec-delivery-jobs-8j.bond

complaix.com

824go.com

checkout4xgrow.shop

modleavedepts.online

shoedio54.com

topallinoneaccounting.com

texhio.online

cn-brand.com

Signatures

  • Formbook

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

  • Formbook payload 4 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3556
    • C:\Users\Admin\AppData\Local\Temp\MKCC-MEC-RFQ-115-2024.exe
      "C:\Users\Admin\AppData\Local\Temp\MKCC-MEC-RFQ-115-2024.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3888
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\MKCC-MEC-RFQ-115-2024.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4432
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3888 -s 696
        3⤵
        • Program crash
        PID:1472
    • C:\Windows\SysWOW64\control.exe
      "C:\Windows\SysWOW64\control.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1620
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
          PID:1296
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3888 -ip 3888
      1⤵
        PID:444

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1620-22-0x0000000000AB0000-0x0000000000AD7000-memory.dmp

        Filesize

        156KB

      • memory/1620-23-0x0000000000BB0000-0x0000000000BDF000-memory.dmp

        Filesize

        188KB

      • memory/1620-21-0x0000000000AB0000-0x0000000000AD7000-memory.dmp

        Filesize

        156KB

      • memory/3556-25-0x0000000008AA0000-0x0000000008C30000-memory.dmp

        Filesize

        1.6MB

      • memory/3556-16-0x0000000008AA0000-0x0000000008C30000-memory.dmp

        Filesize

        1.6MB

      • memory/3556-33-0x00000000088A0000-0x0000000008967000-memory.dmp

        Filesize

        796KB

      • memory/3556-30-0x00000000088A0000-0x0000000008967000-memory.dmp

        Filesize

        796KB

      • memory/3556-20-0x0000000008EE0000-0x0000000009030000-memory.dmp

        Filesize

        1.3MB

      • memory/3556-28-0x00000000088A0000-0x0000000008967000-memory.dmp

        Filesize

        796KB

      • memory/3556-26-0x0000000008EE0000-0x0000000009030000-memory.dmp

        Filesize

        1.3MB

      • memory/3888-10-0x0000000000980000-0x0000000000984000-memory.dmp

        Filesize

        16KB

      • memory/4432-19-0x0000000000FD0000-0x0000000000FE4000-memory.dmp

        Filesize

        80KB

      • memory/4432-11-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/4432-12-0x0000000001000000-0x000000000134A000-memory.dmp

        Filesize

        3.3MB

      • memory/4432-14-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/4432-15-0x0000000000E20000-0x0000000000E34000-memory.dmp

        Filesize

        80KB

      • memory/4432-18-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB