Analysis

  • max time kernel
    4294183s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    21/03/2022, 17:15

General

  • Target
    Thanh Tuan Co., Ltd - Inquiry List & Sample Photos.pdf.exe
  • Size 51KB
  • Sample220321-vsj8eshfar
  • SHA256 909570efc48341a6ae00ae8dcbb8d751f912569a4756f7526bc7d0cf1cda81ed
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • gaou

Decoy
  • kreditkleansers.com

  • energyandoils.com

  • 0wzr2dglc.com

  • coachadrisanchez.com

  • region10group.gmbh

  • shinraibuy.com

  • theleftycatcher.com

  • shop-hatchshowprint.xyz

  • mutoros.com

  • anicolon.com

  • tb19151.icu

  • vinyetgriera.online

  • hunterz-it.cloud

  • scareygood.com

  • newbalanceshopping.xyz

  • perfectgrsl.net

  • qffi.top

  • antoniocuomosindaco.com

  • evesbond.com

  • finelowdowntoskimtoday.info

Signatures

  • Formbook

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

  • Formbook Payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Thanh Tuan Co., Ltd - Inquiry List & Sample Photos.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Thanh Tuan Co., Ltd - Inquiry List & Sample Photos.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1824
    • C:\Users\Admin\AppData\Local\Temp\Thanh Tuan Co., Ltd - Inquiry List & Sample Photos.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Thanh Tuan Co., Ltd - Inquiry List & Sample Photos.pdf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1972
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 36
        3⤵
        • Program crash
        PID:1732

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1824-54-0x0000000073F10000-0x00000000745FE000-memory.dmp

        memory/1824-55-0x0000000000110000-0x0000000000124000-memory.dmp

        memory/1824-56-0x0000000074CC1000-0x0000000074CC3000-memory.dmp

        memory/1824-57-0x0000000004C40000-0x0000000004C41000-memory.dmp

        memory/1824-58-0x00000000055E0000-0x0000000005676000-memory.dmp

        memory/1824-59-0x0000000004BE0000-0x0000000004C30000-memory.dmp

        memory/1824-60-0x0000000004C80000-0x0000000004CCE000-memory.dmp

        memory/1824-61-0x00000000051A0000-0x00000000051EE000-memory.dmp

        memory/1824-62-0x0000000005450000-0x000000000549C000-memory.dmp

        memory/1972-63-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1972-65-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1972-67-0x0000000000400000-0x000000000042F000-memory.dmp