Analysis

  • max time kernel
    152s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    25-01-2022 15:20

General

  • Target

    BANK INFORMATION-M0025012022-971332pdf.exe

  • Size

    58KB

  • MD5

    df12e9394a0b6fe9e3af1d48a7d77c7f

  • SHA1

    e2dfa81e1dd7c50ff86506e09c60f3883bb37b7c

  • SHA256

    c9cdf462a12dc6e78757b7f1b3ad4fd9139cafd0b1e81d67d3d0141e2b09137e

  • SHA512

    6c58320b3fc059145d40e9fbb4d84762dfadd5871d392ad647e530e00e7f8db23220dca68358987ec70aedab9f237d40151fd3a8509701207ebb36c240a5e7d7

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

be4o

Decoy

neonewway.club

kuanghong.club

7bkj.com

ooo-club.com

kamchatka-agency.com

sjsndtvitzru.mobi

noireimpactcollective.net

justbe-event.com

easypeasy.community

southcoast.glass

janhenningsen.com

jmxyjj.com

tarihibilet.com

nagradi7.com

percentrostered.net

certvaxid.com

kingseafoodsydney.com

blacksheepwalk.com

waktuk.com

inteligenciaenrefrigeracion.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
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    PID:3024
    • C:\Users\Admin\AppData\Local\Temp\BANK INFORMATION-M0025012022-971332pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\BANK INFORMATION-M0025012022-971332pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2400
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3756
        • C:\Windows\SysWOW64\cmstp.exe
          "C:\Windows\SysWOW64\cmstp.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1320
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            5⤵
              PID:1536
      • C:\Windows\SysWOW64\autoconv.exe
        "C:\Windows\SysWOW64\autoconv.exe"
        2⤵
          PID:3732

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1320-129-0x00000000042C0000-0x0000000004452000-memory.dmp
        Filesize

        1.6MB

      • memory/1320-127-0x0000000000370000-0x0000000000399000-memory.dmp
        Filesize

        164KB

      • memory/1320-128-0x0000000004600000-0x0000000004920000-memory.dmp
        Filesize

        3.1MB

      • memory/1320-126-0x0000000000D10000-0x0000000000D26000-memory.dmp
        Filesize

        88KB

      • memory/2400-115-0x0000000000C60000-0x0000000000C72000-memory.dmp
        Filesize

        72KB

      • memory/2400-116-0x0000000003720000-0x0000000003722000-memory.dmp
        Filesize

        8KB

      • memory/2400-117-0x00000000014B0000-0x00000000014C6000-memory.dmp
        Filesize

        88KB

      • memory/3024-125-0x0000000002F50000-0x000000000301C000-memory.dmp
        Filesize

        816KB

      • memory/3024-122-0x0000000006510000-0x000000000662A000-memory.dmp
        Filesize

        1.1MB

      • memory/3024-130-0x0000000006630000-0x000000000677E000-memory.dmp
        Filesize

        1.3MB

      • memory/3756-124-0x0000000003370000-0x0000000003381000-memory.dmp
        Filesize

        68KB

      • memory/3756-123-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB

      • memory/3756-121-0x0000000001030000-0x00000000019C0000-memory.dmp
        Filesize

        9.6MB

      • memory/3756-120-0x0000000001530000-0x0000000001850000-memory.dmp
        Filesize

        3.1MB

      • memory/3756-118-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB