Analysis

  • max time kernel
    105s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    22/11/2021, 13:41

General

  • Target
    897cd255db770c4a0e0ef4b5e01e65c3.exe
  • Size 724KB
  • Sample211122-qy4f2affap
  • SHA256 4253f88eb5e931720c16e56f49babfbf8db93eaa8b6f85146cc2d690aee2b9d2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • cy88

C2
  • http://www.jamesobrien.school/cy88/

Decoy
  • kj4senate.com

  • emaratishayclub.com

  • digitalpathologytodayuk.com

  • solofirepits.com

  • electronicsflare.com

  • antlersinternational.biz

  • aspirastic.com

  • aqrd.top

  • riversidebest.com

  • jointly.men

  • hostelstyle.com

  • lineupfacts.com

  • shibawire.com

  • africhips.com

  • zbyrhb.com

  • safelywininfo.online

  • antidesign.xyz

  • miramar.press

  • truthaboutjointhealth.com

  • chinadaen.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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\897cd255db770c4a0e0ef4b5e01e65c3.exe
    "C:\Users\Admin\AppData\Local\Temp\897cd255db770c4a0e0ef4b5e01e65c3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Users\Admin\AppData\Local\Temp\897cd255db770c4a0e0ef4b5e01e65c3.exe
      "C:\Users\Admin\AppData\Local\Temp\897cd255db770c4a0e0ef4b5e01e65c3.exe"
      2⤵
        PID:1392
      • C:\Users\Admin\AppData\Local\Temp\897cd255db770c4a0e0ef4b5e01e65c3.exe
        "C:\Users\Admin\AppData\Local\Temp\897cd255db770c4a0e0ef4b5e01e65c3.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2032

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2032-128-0x0000000000400000-0x000000000042F000-memory.dmp

          memory/2032-130-0x0000000001580000-0x00000000018A0000-memory.dmp

          memory/2672-118-0x00000000007A0000-0x00000000007A1000-memory.dmp

          memory/2672-120-0x0000000005650000-0x0000000005651000-memory.dmp

          memory/2672-121-0x00000000051F0000-0x00000000051F1000-memory.dmp

          memory/2672-122-0x00000000051C0000-0x00000000051C1000-memory.dmp

          memory/2672-123-0x00000000051E0000-0x00000000051E4000-memory.dmp

          memory/2672-124-0x00000000054C0000-0x00000000054C1000-memory.dmp

          memory/2672-125-0x0000000005150000-0x000000000564E000-memory.dmp

          memory/2672-126-0x00000000060F0000-0x00000000060F1000-memory.dmp

          memory/2672-127-0x0000000006190000-0x00000000061F0000-memory.dmp