Analysis

  • max time kernel
    150s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2024, 20:30

General

  • Target

    f90db97e56f2eb46d2e55a0cd7674997bbc2d644f6370b477fd04edfca7b9cdd.exe

  • Size

    446KB

  • MD5

    e10c2c5de1c6b8be9f4d6814930fd018

  • SHA1

    9305c3478e82b8e05395c6010737b2ca50e9a026

  • SHA256

    f90db97e56f2eb46d2e55a0cd7674997bbc2d644f6370b477fd04edfca7b9cdd

  • SHA512

    f8c83a346b2e29d8915ba00fef8eaf7d15dfebaffea2ad5e9863bcac3414a224926b627c2371644e0a48ff602aede5ad4b21f2d1513e95a306a6fe2997011040

  • SSDEEP

    12288:YvL8c8ld2qLqxhHe6wQfDxRvIxVvJRjs:e85OqLAHLwQbxtcVvJC

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rhtn

Decoy

ctwlabs.com

zaimjefhi.online

janetsboutiquestore.com

srello.com

dk1380.com

thuphangahhome.com

usahealthcarenetwork.com

ostbet.com

artbacus.com

kuaitaobao.net

aeinnamehranandegi.com

glassesbestselect.com

drain-pipe-cleaning-47086.bond

beyondhorsemanship.com

cottonfuturesbook.com

fairfieldcountyb.com

worldtoronto.com

onairnepal.com

kongmad.com

host-u.com

Signatures

  • Formbook

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

  • Formbook payload 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f90db97e56f2eb46d2e55a0cd7674997bbc2d644f6370b477fd04edfca7b9cdd.exe
    "C:\Users\Admin\AppData\Local\Temp\f90db97e56f2eb46d2e55a0cd7674997bbc2d644f6370b477fd04edfca7b9cdd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Windows\SysWOW64\calc.exe
      "C:\Windows\SYSWOW64\calc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:2252
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3380
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1900
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\calc.exe"
        3⤵
          PID:3952

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/228-1-0x0000000000E10000-0x0000000000E86000-memory.dmp

      Filesize

      472KB

    • memory/228-0-0x00000000749C0000-0x0000000075170000-memory.dmp

      Filesize

      7.7MB

    • memory/228-2-0x0000000005820000-0x00000000058BC000-memory.dmp

      Filesize

      624KB

    • memory/228-3-0x0000000003320000-0x000000000332A000-memory.dmp

      Filesize

      40KB

    • memory/228-6-0x0000000003350000-0x0000000003376000-memory.dmp

      Filesize

      152KB

    • memory/228-10-0x0000000003320000-0x0000000003334000-memory.dmp

      Filesize

      80KB

    • memory/228-9-0x0000000003320000-0x000000000332A000-memory.dmp

      Filesize

      40KB

    • memory/228-8-0x0000000003320000-0x0000000003327000-memory.dmp

      Filesize

      28KB

    • memory/228-11-0x0000000005C40000-0x00000000063F0000-memory.dmp

      Filesize

      7.7MB

    • memory/228-7-0x0000000003320000-0x000000000332A000-memory.dmp

      Filesize

      40KB

    • memory/228-12-0x0000000003320000-0x000000000333F000-memory.dmp

      Filesize

      124KB

    • memory/228-5-0x0000000003350000-0x000000000337D000-memory.dmp

      Filesize

      180KB

    • memory/228-16-0x0000000003320000-0x000000000332D000-memory.dmp

      Filesize

      52KB

    • memory/228-19-0x0000000005B70000-0x0000000005B9D000-memory.dmp

      Filesize

      180KB

    • memory/228-21-0x0000000005C40000-0x0000000005D03000-memory.dmp

      Filesize

      780KB

    • memory/228-27-0x0000000003320000-0x0000000003330000-memory.dmp

      Filesize

      64KB

    • memory/228-30-0x0000000005BD0000-0x0000000005BE8000-memory.dmp

      Filesize

      96KB

    • memory/228-32-0x0000000005F00000-0x000000000605A000-memory.dmp

      Filesize

      1.4MB

    • memory/228-31-0x0000000005C40000-0x0000000005D9A000-memory.dmp

      Filesize

      1.4MB

    • memory/228-36-0x0000000005C40000-0x0000000005C5A000-memory.dmp

      Filesize

      104KB

    • memory/228-40-0x0000000005D00000-0x0000000005D44000-memory.dmp

      Filesize

      272KB

    • memory/228-45-0x0000000005CC0000-0x0000000005CF0000-memory.dmp

      Filesize

      192KB

    • memory/228-49-0x00000000060E0000-0x0000000006140000-memory.dmp

      Filesize

      384KB

    • memory/228-51-0x0000000005C90000-0x0000000005CB0000-memory.dmp

      Filesize

      128KB

    • memory/228-52-0x0000000006500000-0x00000000067C4000-memory.dmp

      Filesize

      2.8MB

    • memory/228-54-0x0000000005D60000-0x0000000005D7E000-memory.dmp

      Filesize

      120KB

    • memory/228-57-0x0000000006390000-0x000000000640C000-memory.dmp

      Filesize

      496KB

    • memory/228-63-0x0000000005D80000-0x0000000005D88000-memory.dmp

      Filesize

      32KB

    • memory/228-62-0x0000000005E80000-0x0000000005E8E000-memory.dmp

      Filesize

      56KB

    • memory/228-61-0x0000000005D80000-0x0000000005D8E000-memory.dmp

      Filesize

      56KB

    • memory/228-60-0x0000000005E70000-0x0000000005E78000-memory.dmp

      Filesize

      32KB

    • memory/228-59-0x0000000005D80000-0x0000000005D88000-memory.dmp

      Filesize

      32KB

    • memory/228-58-0x00000000062C0000-0x000000000635C000-memory.dmp

      Filesize

      624KB

    • memory/228-56-0x0000000005E70000-0x0000000005EEC000-memory.dmp

      Filesize

      496KB

    • memory/228-55-0x0000000005E50000-0x0000000005E6E000-memory.dmp

      Filesize

      120KB

    • memory/228-53-0x00000000067D0000-0x0000000006A94000-memory.dmp

      Filesize

      2.8MB

    • memory/228-50-0x0000000005C60000-0x0000000005C80000-memory.dmp

      Filesize

      128KB

    • memory/228-48-0x0000000005E50000-0x0000000005EB0000-memory.dmp

      Filesize

      384KB

    • memory/228-47-0x0000000006440000-0x00000000064FA000-memory.dmp

      Filesize

      744KB

    • memory/228-46-0x00000000062C0000-0x000000000637A000-memory.dmp

      Filesize

      744KB

    • memory/228-44-0x0000000005C60000-0x0000000005C90000-memory.dmp

      Filesize

      192KB

    • memory/228-43-0x0000000005C00000-0x0000000005C10000-memory.dmp

      Filesize

      64KB

    • memory/228-42-0x0000000006060000-0x00000000060D6000-memory.dmp

      Filesize

      472KB

    • memory/228-41-0x0000000005C60000-0x0000000005CD6000-memory.dmp

      Filesize

      472KB

    • memory/228-39-0x0000000005C60000-0x0000000005CA4000-memory.dmp

      Filesize

      272KB

    • memory/228-38-0x0000000006190000-0x00000000062B2000-memory.dmp

      Filesize

      1.1MB

    • memory/228-37-0x0000000005C60000-0x0000000005D82000-memory.dmp

      Filesize

      1.1MB

    • memory/228-35-0x0000000005BF0000-0x0000000005C0A000-memory.dmp

      Filesize

      104KB

    • memory/228-34-0x0000000005DA0000-0x0000000005E44000-memory.dmp

      Filesize

      656KB

    • memory/228-33-0x0000000005C40000-0x0000000005CE4000-memory.dmp

      Filesize

      656KB

    • memory/228-29-0x0000000003320000-0x0000000003338000-memory.dmp

      Filesize

      96KB

    • memory/228-28-0x0000000005BA0000-0x0000000005BB0000-memory.dmp

      Filesize

      64KB

    • memory/228-26-0x0000000005B70000-0x0000000005B82000-memory.dmp

      Filesize

      72KB

    • memory/228-25-0x0000000003320000-0x0000000003332000-memory.dmp

      Filesize

      72KB

    • memory/228-24-0x0000000003320000-0x000000000333C000-memory.dmp

      Filesize

      112KB

    • memory/228-23-0x0000000003320000-0x0000000003333000-memory.dmp

      Filesize

      76KB

    • memory/228-22-0x0000000005B70000-0x0000000005BAB000-memory.dmp

      Filesize

      236KB

    • memory/228-20-0x0000000005C40000-0x0000000005D45000-memory.dmp

      Filesize

      1.0MB

    • memory/228-18-0x0000000003390000-0x00000000033A8000-memory.dmp

      Filesize

      96KB

    • memory/228-17-0x0000000003320000-0x0000000003338000-memory.dmp

      Filesize

      96KB

    • memory/228-15-0x0000000003390000-0x00000000033B0000-memory.dmp

      Filesize

      128KB

    • memory/228-14-0x0000000005B70000-0x0000000005BF9000-memory.dmp

      Filesize

      548KB

    • memory/228-13-0x0000000003390000-0x00000000033C8000-memory.dmp

      Filesize

      224KB

    • memory/228-4-0x0000000003340000-0x000000000334A000-memory.dmp

      Filesize

      40KB

    • memory/1900-504-0x0000000000A10000-0x0000000000A22000-memory.dmp

      Filesize

      72KB

    • memory/1900-508-0x0000000000A10000-0x0000000000A22000-memory.dmp

      Filesize

      72KB

    • memory/1900-506-0x0000000000A10000-0x0000000000A22000-memory.dmp

      Filesize

      72KB

    • memory/1900-511-0x0000000000F70000-0x0000000000F9F000-memory.dmp

      Filesize

      188KB

    • memory/2252-496-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3380-517-0x0000000008840000-0x00000000089C0000-memory.dmp

      Filesize

      1.5MB