Analysis

  • max time kernel
    160s
  • max time network
    178s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    16/03/2022, 11:06

General

  • Target
    005432567455.exe
  • Size 507KB
  • Sample220316-m7hddabafm
  • SHA256 7b7a79d27d21d89be6a1faae7b389f924b5a8a5e016924c3ec6f792c9b65defa
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • xloader

Version
  • 2.5

Campaign
  • p9iu

Decoy
  • bestofkualalumpur.info

  • whitewrapper.com

  • mtb-0uth4x4.solutions

  • 808gang.net

  • becklily.top

  • bet365star.online

  • taxincompany.com

  • sjcreativevisions.com

  • kamerynemehiel.com

  • fugg-apparel.com

  • alabamanil.com

  • nursereedrn.com

  • purpleribbonentertainment.com

  • 1164berrycreekdr.com

  • cityoffelton.com

  • livewithcovid-19.com

  • rawentertainments.com

  • ringersofty.info

  • merzaesthetics-ir.com

  • rhreformas.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Xloader Payload 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\005432567455.exe
      "C:\Users\Admin\AppData\Local\Temp\005432567455.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:540
      • C:\Users\Admin\AppData\Local\Temp\005432567455.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:936
    • C:\Windows\SysWOW64\mstsc.exe
      "C:\Windows\SysWOW64\mstsc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4928
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\005432567455.exe"
        3⤵
          PID:1332

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/540-130-0x00000000006D0000-0x0000000000756000-memory.dmp

          memory/540-131-0x0000000005800000-0x0000000005DA4000-memory.dmp

          memory/540-132-0x00000000050F0000-0x0000000005182000-memory.dmp

          memory/540-133-0x0000000005250000-0x00000000052EC000-memory.dmp

          memory/540-134-0x0000000074D40000-0x00000000754F0000-memory.dmp

          memory/540-135-0x00000000050E0000-0x00000000050EA000-memory.dmp

          memory/540-136-0x0000000005250000-0x00000000057F4000-memory.dmp

          memory/936-138-0x00000000017D0000-0x0000000001B1A000-memory.dmp

          memory/936-137-0x0000000000400000-0x0000000000429000-memory.dmp

          memory/936-140-0x000000000041D000-0x000000000041E000-memory.dmp

          memory/936-141-0x00000000017A0000-0x00000000017B1000-memory.dmp

          memory/3044-142-0x0000000007EF0000-0x0000000007FB7000-memory.dmp

          memory/3044-147-0x0000000007FC0000-0x0000000008065000-memory.dmp

          memory/4928-143-0x0000000000240000-0x000000000037A000-memory.dmp

          memory/4928-144-0x0000000001060000-0x0000000001089000-memory.dmp

          memory/4928-145-0x0000000002FB0000-0x00000000032FA000-memory.dmp

          memory/4928-146-0x0000000002EA0000-0x0000000002F30000-memory.dmp