Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    14/10/2020, 15:56

General

  • Target
    New Purchase Order 501,689$.exe
  • Size 568KB
  • Sample201014-mmz3dkfeze
  • SHA256 31a90420f266f02ae50a6a3603ea81461fa26baae094e00448aadc569c8f7dad
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.touchtoby.xyz/eao/

Decoy
  • littletram.com

  • vanmetaal.com

  • clubbingspringbreak.com

  • intohuman.com

  • steph.place

  • ipsumksa.com

  • paultoon.com

  • wocwebowecbweogw.com

  • beverlyhillsmerch.com

  • vans-athens.com

  • stylishnailsbyem.com

  • milletvit.com

  • pappyjacksburgershack.com

  • anal-liza.com

  • lotownerbuilders.com

  • caffinatics.com

  • cvbtrading.co.uk

  • pheasanttrailsgolfcourse.com

  • wed0888.com

  • sundeepm.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\New Purchase Order 501,689$.exe
      "C:\Users\Admin\AppData\Local\Temp\New Purchase Order 501,689$.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:824
    • C:\Windows\SysWOW64\chkdsk.exe
      "C:\Windows\SysWOW64\chkdsk.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1592
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        3⤵
          PID:1452

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/824-8-0x0000000000400000-0x0000000000428000-memory.dmp

          memory/1592-11-0x0000000000580000-0x0000000000587000-memory.dmp

          memory/1592-13-0x0000000001EF0000-0x0000000001FE5000-memory.dmp

          memory/1688-0-0x0000000074020000-0x000000007470E000-memory.dmp

          memory/1688-1-0x00000000002D0000-0x00000000002D1000-memory.dmp

          memory/1688-3-0x0000000000530000-0x0000000000534000-memory.dmp

          memory/1688-4-0x00000000052F0000-0x000000000535E000-memory.dmp

          memory/1688-5-0x00000000003A0000-0x00000000003FC000-memory.dmp