Analysis

  • max time kernel
    145s
  • max time network
    183s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    20-09-2021 11:05

General

  • Target

    conferma SWIFT copia pdf.exe

  • Size

    684KB

  • MD5

    8371b3f4f53c2f7d2ac7fbc66719660b

  • SHA1

    762d5507ae4c64ae0dc11098ea1f1ce5a5d8d28d

  • SHA256

    a3da5c70fbe1fabaaec65ce52c8e76384e94a5937e9fd7e8515ba8a1a048b255

  • SHA512

    b54474caee9cbed9910156e35a8b6b0ee6723971777e2c010d734637e42f104562b57609b20aadee66591d8d97f165d848260262c8e0d3118b3e44efbdf9ebe3

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/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.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Formbook Payload 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 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:1196
    • C:\Users\Admin\AppData\Local\Temp\conferma SWIFT copia pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\conferma SWIFT copia pdf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Windows\SysWOW64\mobsync.exe
        C:\Windows\System32\mobsync.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1440
    • C:\Windows\SysWOW64\wuapp.exe
      "C:\Windows\SysWOW64\wuapp.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:336
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\mobsync.exe"
        3⤵
          PID:1260

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/336-69-0x0000000000000000-mapping.dmp
    • memory/336-74-0x0000000000850000-0x00000000008E3000-memory.dmp
      Filesize

      588KB

    • memory/336-72-0x0000000000090000-0x00000000000BE000-memory.dmp
      Filesize

      184KB

    • memory/336-71-0x0000000000A80000-0x0000000000D83000-memory.dmp
      Filesize

      3.0MB

    • memory/336-70-0x00000000011D0000-0x00000000011DB000-memory.dmp
      Filesize

      44KB

    • memory/1196-75-0x0000000006490000-0x00000000065E6000-memory.dmp
      Filesize

      1.3MB

    • memory/1196-68-0x0000000004280000-0x000000000439D000-memory.dmp
      Filesize

      1.1MB

    • memory/1260-73-0x0000000000000000-mapping.dmp
    • memory/1440-66-0x0000000001FE0000-0x00000000022E3000-memory.dmp
      Filesize

      3.0MB

    • memory/1440-64-0x00000000000D0000-0x00000000000D1000-memory.dmp
      Filesize

      4KB

    • memory/1440-65-0x0000000010410000-0x000000001043E000-memory.dmp
      Filesize

      184KB

    • memory/1440-67-0x0000000000370000-0x0000000000384000-memory.dmp
      Filesize

      80KB

    • memory/1440-62-0x0000000000000000-mapping.dmp
    • memory/1980-59-0x0000000000230000-0x0000000000231000-memory.dmp
      Filesize

      4KB

    • memory/1980-61-0x0000000075AD1000-0x0000000075AD3000-memory.dmp
      Filesize

      8KB