Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2023 15:57

General

  • Target

    2304620x00000000004000000.exe

  • Size

    188KB

  • MD5

    c4df10ee6bd4cf17be8d55ec284aa5e8

  • SHA1

    fb60ceb65ddd9bcc1ed140c83ffeaea8a2b7c977

  • SHA256

    0060a054e71c2e0560265860cbd3cbd26119ada2e991202318cbd4b75a51e044

  • SHA512

    a8a178b142f4991ecdf711134fd26a24ece8273de015ce1027c8cd12098882091266c8c01b968db8f5c6d83e158a430659ac1ceeaa803dc2d29e51fe1ab2f146

  • SSDEEP

    3072:Iur9kcu499njk3K0vu6gx9btwU9LiJi4viUg4pK8dL8mHUj6A2UZIyJA:aWKKenI9btwU9LiJi4C4pqmTA2fU

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

Signatures

  • Formbook

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

  • Formbook payload 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3136
    • C:\Users\Admin\AppData\Local\Temp\2304620x00000000004000000.exe
      "C:\Users\Admin\AppData\Local\Temp\2304620x00000000004000000.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:436
    • C:\Windows\SysWOW64\systray.exe
      "C:\Windows\SysWOW64\systray.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\2304620x00000000004000000.exe"
        3⤵
          PID:2540

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/436-133-0x0000000001950000-0x0000000001C9A000-memory.dmp
      Filesize

      3.3MB

    • memory/436-134-0x00000000018F0000-0x0000000001905000-memory.dmp
      Filesize

      84KB

    • memory/2744-136-0x0000000000190000-0x0000000000196000-memory.dmp
      Filesize

      24KB

    • memory/2744-137-0x0000000000190000-0x0000000000196000-memory.dmp
      Filesize

      24KB

    • memory/2744-138-0x0000000000AD0000-0x0000000000AFF000-memory.dmp
      Filesize

      188KB

    • memory/2744-139-0x0000000002A00000-0x0000000002D4A000-memory.dmp
      Filesize

      3.3MB

    • memory/2744-140-0x0000000000AD0000-0x0000000000AFF000-memory.dmp
      Filesize

      188KB

    • memory/2744-142-0x0000000002840000-0x00000000028D4000-memory.dmp
      Filesize

      592KB

    • memory/3136-135-0x0000000008DE0000-0x0000000008F7C000-memory.dmp
      Filesize

      1.6MB

    • memory/3136-143-0x0000000008B90000-0x0000000008CFA000-memory.dmp
      Filesize

      1.4MB

    • memory/3136-144-0x0000000008B90000-0x0000000008CFA000-memory.dmp
      Filesize

      1.4MB

    • memory/3136-146-0x0000000008B90000-0x0000000008CFA000-memory.dmp
      Filesize

      1.4MB