Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-07-2022 06:03

General

  • Target

    1C22TVH_00002288.exe

  • Size

    376KB

  • MD5

    bcfcaf050beb758a18236ba5fca002a2

  • SHA1

    1fc237942571a5382b926c938dbf15e99310d4a0

  • SHA256

    4410e6f9469bbb3a9174dedf18c52e070ae7b6480b6f8e88c29c43996f2674d6

  • SHA512

    3486b350f59b9d8da098a4fcb48a095fa928aaa4a23a191577feabf232d6613b92e9d82e9971ed448ae37fd4f97c54ded7285bcbe20d6504bd397c0bf0d6cfff

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

tn61

Decoy

ryliehorrall.art

mesdco.net

street-art-ink.com

sepetcin.com

stilghar.com

hawaiipooltiles.com

fuerst-von-falkennest.com

totalvirtue.com

xdk0blc0tqy6a7.life

zootowngravel.com

kreditkarten-optionde.com

6888tlbb.xyz

albertakleekai.com

travelnurseinfofinder3.life

valleyinnswat.com

secure-remove-devices.com

digitalswamy.com

www112casinova.com

medifasttrd.com

distritoxermar.com

Signatures

  • Formbook

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

  • 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 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\1C22TVH_00002288.exe
      "C:\Users\Admin\AppData\Local\Temp\1C22TVH_00002288.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:388
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1708
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\SysWOW64\cmmon32.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1712
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
        3⤵
          PID:944
        • C:\Program Files\Mozilla Firefox\Firefox.exe
          "C:\Program Files\Mozilla Firefox\Firefox.exe"
          3⤵
            PID:1088

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      2
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/388-54-0x00000000001C0000-0x0000000000220000-memory.dmp
        Filesize

        384KB

      • memory/944-70-0x0000000000000000-mapping.dmp
      • memory/1272-64-0x0000000006520000-0x00000000065D2000-memory.dmp
        Filesize

        712KB

      • memory/1272-77-0x0000000007150000-0x00000000072C7000-memory.dmp
        Filesize

        1.5MB

      • memory/1272-75-0x0000000007150000-0x00000000072C7000-memory.dmp
        Filesize

        1.5MB

      • memory/1272-67-0x0000000006A10000-0x0000000006B19000-memory.dmp
        Filesize

        1.0MB

      • memory/1708-61-0x0000000000400000-0x000000000042B000-memory.dmp
        Filesize

        172KB

      • memory/1708-59-0x000000000041F2C0-mapping.dmp
      • memory/1708-62-0x0000000000BB0000-0x0000000000EB3000-memory.dmp
        Filesize

        3.0MB

      • memory/1708-66-0x00000000002D0000-0x00000000002E1000-memory.dmp
        Filesize

        68KB

      • memory/1708-58-0x0000000000400000-0x000000000042B000-memory.dmp
        Filesize

        172KB

      • memory/1708-56-0x0000000000400000-0x000000000042B000-memory.dmp
        Filesize

        172KB

      • memory/1708-69-0x0000000000400000-0x000000000042B000-memory.dmp
        Filesize

        172KB

      • memory/1708-63-0x0000000000180000-0x0000000000191000-memory.dmp
        Filesize

        68KB

      • memory/1708-55-0x0000000000400000-0x000000000042B000-memory.dmp
        Filesize

        172KB

      • memory/1712-73-0x0000000000BE0000-0x0000000000EE3000-memory.dmp
        Filesize

        3.0MB

      • memory/1712-72-0x0000000000080000-0x00000000000AB000-memory.dmp
        Filesize

        172KB

      • memory/1712-74-0x00000000005E0000-0x0000000000670000-memory.dmp
        Filesize

        576KB

      • memory/1712-71-0x0000000000EF0000-0x0000000000EFD000-memory.dmp
        Filesize

        52KB

      • memory/1712-76-0x0000000000080000-0x00000000000AB000-memory.dmp
        Filesize

        172KB

      • memory/1712-68-0x0000000000000000-mapping.dmp
      • memory/1712-78-0x0000000076C81000-0x0000000076C83000-memory.dmp
        Filesize

        8KB