Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    29/09/2021, 09:48

General

  • Target
    Maschine Angebot Resale.de.exe
  • Size 862KB
  • Sample210929-lssecseefj
  • SHA256 a325ff051ebc1d366533e22fba4a75a4c0b183a28457ed2fea0841f68da06334
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • xloader

Version
  • 2.5

Campaign
  • hu8c

C2
  • http://www.yoruba.loan/hu8c/

Decoy
  • aliceso.photography

  • exploitslozdz.xyz

  • chokefirmbeauty.com

  • sapix-usa.com

  • perfectioncheergym.com

  • igfo.xyz

  • xc6686.com

  • aclproreubensnyder.com

  • xn--bin-2k4mp34c09iwiz.com

  • daumien.com

  • atlanticuniombank.com

  • ookawa.club

  • cherrywoodranchvacationhome.com

  • s6gfec.com

  • ryo-toolset.store

  • talltailfishing.com

  • creativelyaustin.com

  • xn--nqv986be9r.com

  • grpgg2021.space

  • michaelsarcona.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 3 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe
      "C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2068
      • C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe
        "C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe"
        3⤵
          PID:3544
        • C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe
          "C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:3756
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\SysWOW64\rundll32.exe"
        2⤵
        • Blocklisted process makes network request
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4028
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\Maschine Angebot Resale.de.exe"
          3⤵
            PID:3112

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/2068-122-0x0000000005490000-0x00000000054A3000-memory.dmp

            memory/2068-117-0x0000000005550000-0x0000000005551000-memory.dmp

            memory/2068-118-0x0000000005130000-0x0000000005131000-memory.dmp

            memory/2068-119-0x00000000051D0000-0x00000000051D1000-memory.dmp

            memory/2068-120-0x0000000005050000-0x000000000554E000-memory.dmp

            memory/2068-121-0x00000000085F0000-0x00000000085F1000-memory.dmp

            memory/2068-123-0x0000000008B20000-0x0000000008B89000-memory.dmp

            memory/2068-124-0x0000000008BA0000-0x0000000008BA2000-memory.dmp

            memory/2068-125-0x0000000008BC0000-0x0000000008BF9000-memory.dmp

            memory/2068-115-0x0000000000810000-0x0000000000811000-memory.dmp

            memory/2648-130-0x0000000002E50000-0x0000000002F09000-memory.dmp

            memory/2648-137-0x0000000006550000-0x0000000006607000-memory.dmp

            memory/3756-126-0x0000000000400000-0x0000000000429000-memory.dmp

            memory/3756-128-0x0000000001050000-0x0000000001370000-memory.dmp

            memory/3756-129-0x0000000000FE0000-0x0000000000FF1000-memory.dmp

            memory/4028-133-0x00000000010F0000-0x0000000001103000-memory.dmp

            memory/4028-134-0x0000000000650000-0x0000000000679000-memory.dmp

            memory/4028-135-0x0000000004510000-0x0000000004830000-memory.dmp

            memory/4028-136-0x0000000000FC0000-0x0000000001050000-memory.dmp