Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17/11/2020, 12:34

General

  • Target
    83faf9a9a0ebb09744f6530859aebff9.exe
  • Size 1004KB
  • Sample201117-slje6zedhn
  • SHA256 e4974ddc809773cd725cfc7070ad545ddf4aa1fc211eb77a1eaae7b7fc1a019c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.alsagranit.info/rhk/

Decoy
  • luuthingoctrinam247.online

  • upcas.info

  • cmoswipefiles.com

  • rene-jew.com

  • kiddoslunchboxes.com

  • 52wanlol.com

  • konstela.com

  • dajiangzhibo11.com

  • huibaoyuanhty.com

  • boudot.one

  • myinfinitycollectionagency.com

  • letsgetsunny.com

  • gruppolarta.com

  • factoka.com

  • artistspal.com

  • gewnrecaalouine.com

  • etiquetadorada.com

  • brememshop.com

  • kangyiyan.com

  • testcitestdpp03.com

Signatures

  • Formbook

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

  • Formbook Payload 5 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 18585 IoCs
  • Suspicious behavior: MapViewOfSection 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Users\Admin\AppData\Local\Temp\83faf9a9a0ebb09744f6530859aebff9.exe
      "C:\Users\Admin\AppData\Local\Temp\83faf9a9a0ebb09744f6530859aebff9.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4712
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:3688
      • C:\Users\Admin\AppData\Local\Temp\83faf9a9a0ebb09744f6530859aebff9.exe
        "C:\Users\Admin\AppData\Local\Temp\83faf9a9a0ebb09744f6530859aebff9.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1196
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:3272
    • C:\Windows\SysWOW64\help.exe
      "C:\Windows\SysWOW64\help.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3200
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
          PID:4068
      • C:\Windows\SysWOW64\wscript.exe
        "C:\Windows\SysWOW64\wscript.exe"
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4048

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1196-9-0x0000000073530000-0x0000000073C1E000-memory.dmp

          memory/3200-21-0x0000000002A30000-0x0000000002BAE000-memory.dmp

          memory/3200-19-0x0000000000280000-0x0000000000287000-memory.dmp

          memory/3200-18-0x0000000000280000-0x0000000000287000-memory.dmp

          memory/3688-6-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/4048-24-0x00000000000F0000-0x0000000000117000-memory.dmp

          memory/4048-25-0x00000000000F0000-0x0000000000117000-memory.dmp

          memory/4712-0-0x0000000073530000-0x0000000073C1E000-memory.dmp

          memory/4712-4-0x0000000004FF0000-0x0000000005025000-memory.dmp

          memory/4712-3-0x0000000004A30000-0x0000000004A31000-memory.dmp

          memory/4712-1-0x0000000000130000-0x0000000000131000-memory.dmp