Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    19/11/2021, 07:58

General

  • Target
    5b42a7b31fc2f287f8068cc4c574e93c.exe
  • Size 399KB
  • Sample211119-jttygacfg4
  • SHA256 0c192374ba684e25b4e86887d8ed5168f0c01d606a666e24191f6416aca9123a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • fl9w

C2
  • http://www.makheads.com/fl9w/

Decoy
  • alicebowtique.com

  • way2discounts.com

  • chihangjingmi.com

  • exmcap.com

  • artisquid.com

  • financelbs.com

  • tresholdnetwork.com

  • www-9367.com

  • funtripsouthindia.com

  • ibew-neca.com

  • elqaunim.com

  • gbetapi.com

  • turkthee.com

  • greaterdetroitrealtyexpert.com

  • springhousevet.com

  • dgjt1688.com

  • broomsweeping.com

  • bettyfred.xyz

  • afmcabnot6.xyz

  • toylandmetaverse.com

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b42a7b31fc2f287f8068cc4c574e93c.exe
    "C:\Users\Admin\AppData\Local\Temp\5b42a7b31fc2f287f8068cc4c574e93c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:524
    • C:\Users\Admin\AppData\Local\Temp\5b42a7b31fc2f287f8068cc4c574e93c.exe
      "C:\Users\Admin\AppData\Local\Temp\5b42a7b31fc2f287f8068cc4c574e93c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:552

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/524-55-0x00000000010B0000-0x00000000010B1000-memory.dmp

        memory/524-57-0x00000000760C1000-0x00000000760C3000-memory.dmp

        memory/524-58-0x0000000004E50000-0x0000000004E51000-memory.dmp

        memory/524-59-0x0000000000260000-0x0000000000266000-memory.dmp

        memory/524-60-0x0000000000DC0000-0x0000000000E20000-memory.dmp

        memory/552-61-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/552-62-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/552-63-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/552-65-0x0000000000770000-0x0000000000A73000-memory.dmp