Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    02/02/2021, 08:54

General

  • Target
    cbb1c9655bd12ef242e1fc88d4d9e73c.exe
  • Size 557KB
  • Sample210202-fa8rmlgfpn
  • SHA256 74e5237030f7b3dbbcdfd7f30bf3fd3e463cbe7d6253c8bd7a737b6aeab05b5a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.badstar.net/tmz/

Decoy
  • easywebplacenetlaramie.com

  • kushions.today

  • wallsbilplat.com

  • csgetdegrees.com

  • wujuenong.net

  • bhsentertainmentnews.com

  • worpar.com

  • ivappsglobal.com

  • talktogiamfoods.com

  • nagoyasteakandsushi.com

  • blockchaininfo.site

  • unitylinkonlie.com

  • sofiavoz.com

  • livesportsite.com

  • wishesandmessages.com

  • diningroomspaintcolorsideas.com

  • landnlushscents.com

  • metrosdahospitals.com

  • coast2coastrent.com

  • turkhristiyanbirligi.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 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cbb1c9655bd12ef242e1fc88d4d9e73c.exe
    "C:\Users\Admin\AppData\Local\Temp\cbb1c9655bd12ef242e1fc88d4d9e73c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:496
    • C:\Users\Admin\AppData\Local\Temp\cbb1c9655bd12ef242e1fc88d4d9e73c.exe
      "C:\Users\Admin\AppData\Local\Temp\cbb1c9655bd12ef242e1fc88d4d9e73c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:936

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/496-2-0x0000000073360000-0x0000000073A4E000-memory.dmp

        memory/496-3-0x0000000000C70000-0x0000000000C71000-memory.dmp

        memory/496-5-0x0000000005520000-0x0000000005521000-memory.dmp

        memory/496-6-0x0000000005B10000-0x0000000005B11000-memory.dmp

        memory/496-7-0x00000000056B0000-0x00000000056B1000-memory.dmp

        memory/496-8-0x0000000005940000-0x0000000005941000-memory.dmp

        memory/496-9-0x0000000005510000-0x0000000005511000-memory.dmp

        memory/496-10-0x0000000005810000-0x0000000005811000-memory.dmp

        memory/496-11-0x0000000005930000-0x0000000005933000-memory.dmp

        memory/496-12-0x0000000006180000-0x00000000061E7000-memory.dmp

        memory/936-13-0x0000000000400000-0x000000000042E000-memory.dmp

        memory/936-16-0x0000000001710000-0x0000000001A30000-memory.dmp