Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2022 08:34

General

  • Target

    SecuriteInfo.com.Win64.PWSX-gen.17395.4795.exe

  • Size

    552KB

  • MD5

    46333b6ff15c92a0338fb82a3ffda095

  • SHA1

    e0c71790f415c5894a89c72f047fc2080e920ee4

  • SHA256

    71562f1899bf12998b47d4f245d62c07e152a91ee9191dfaff9a963e3fcd3f7f

  • SHA512

    92644ed70c4f28a72399c98ec8c5e72ec4c073e31069a6887dc2a265f6e58c70d7c5f6919a8c1e99f922a939c899e72a4711bc87e914ad053233012e623875a0

  • SSDEEP

    12288:GbXKERz+4rqtEmCqfupYcjyf5ITpqRiixvx4bsFslx+haSw8:GtC4utExqf6YX5ITpRixvx4oFslx+hrw

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

urde

Decoy

belleriacortland.com

gxzyykx.com

blocksholding.net

zhangjiyuan.com

tyfinck.com

xn--v9s.club

xn--72c9at8ec1l.com

dorismart.online

nocodeuni.com

hmmprocesos.website

quartile.agency

iansdogname.com

karengillen.com

the-bitindexprime.info

nthanisolutions.com

nakamu.online

sahityanepal.com

sinwinindustry.com

shotblastwearingparts.com

nstsuccess.com

Signatures

  • Formbook

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

  • Formbook payload 5 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.PWSX-gen.17395.4795.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.PWSX-gen.17395.4795.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1112
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:912
    • C:\Windows\SysWOW64\cmstp.exe
      "C:\Windows\SysWOW64\cmstp.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1056
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        3⤵
          PID:952

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/912-61-0x0000000000390000-0x00000000003A4000-memory.dmp
      Filesize

      80KB

    • memory/912-56-0x0000000000400000-0x000000000042F000-memory.dmp
      Filesize

      188KB

    • memory/912-57-0x000000000041F140-mapping.dmp
    • memory/912-59-0x0000000000400000-0x000000000042F000-memory.dmp
      Filesize

      188KB

    • memory/912-60-0x0000000000810000-0x0000000000B13000-memory.dmp
      Filesize

      3.0MB

    • memory/952-65-0x0000000000000000-mapping.dmp
    • memory/1056-63-0x0000000000000000-mapping.dmp
    • memory/1056-64-0x0000000075351000-0x0000000075353000-memory.dmp
      Filesize

      8KB

    • memory/1056-66-0x0000000000920000-0x0000000000938000-memory.dmp
      Filesize

      96KB

    • memory/1056-67-0x00000000000E0000-0x000000000010F000-memory.dmp
      Filesize

      188KB

    • memory/1056-68-0x0000000001ED0000-0x00000000021D3000-memory.dmp
      Filesize

      3.0MB

    • memory/1056-69-0x0000000000850000-0x00000000008E3000-memory.dmp
      Filesize

      588KB

    • memory/1056-72-0x00000000000E0000-0x000000000010F000-memory.dmp
      Filesize

      188KB

    • memory/1112-54-0x0000000000A10000-0x0000000000A9E000-memory.dmp
      Filesize

      568KB

    • memory/1112-55-0x0000000001EA0000-0x0000000001F12000-memory.dmp
      Filesize

      456KB

    • memory/1444-62-0x0000000004840000-0x00000000048FA000-memory.dmp
      Filesize

      744KB

    • memory/1444-70-0x0000000004970000-0x0000000004A82000-memory.dmp
      Filesize

      1.1MB

    • memory/1444-71-0x0000000004840000-0x00000000048FA000-memory.dmp
      Filesize

      744KB

    • memory/1444-73-0x0000000004970000-0x0000000004A82000-memory.dmp
      Filesize

      1.1MB