Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/10/2024, 09:42

General

  • Target
    bnh.exe
  • Size 614KB
  • Sample241018-lprzessemj
  • SHA256 1a55fa78a001127ab3e53317fc29487b57343034496594949610a78191156519
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xloader

Version
  • 2.3

Campaign
  • n066

Decoy
  • elsegundonewhaven.com

  • miiways.com

  • tripledstones.com

  • innerworkshop.vision

  • kirkgun.com

  • vivabienrealty.com

  • estudiopedroleon.com

  • joannebuyproperty.com

  • top3wireless.com

  • kureex.com

  • theselfieplug.com

  • citymobileofficial.com

  • latestgrants.com

  • atomicstream.com

  • campingds.com

  • lesphere.com

  • kgeorgiades.com

  • nicktrigili.com

  • whds60w.com

  • nutricookinternational.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bnh.exe
    "C:\Users\Admin\AppData\Local\Temp\bnh.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3320
    • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
      "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
      2⤵
      • Executes dropped EXE
      PID:3284
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 188
        3⤵
        • Program crash
        PID:4844
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3284 -ip 3284
    1⤵
      PID:4376

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          AddInProcess32.exe

          • Path C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
          • Size 42KB
          • SHA256 c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a
          • MD5 SHA1 SHA512 SSDEEP

          memory/3284-16-0x00000000003D0000-0x00000000003F8000-memory.dmp

          memory/3320-6-0x00000000061F0000-0x0000000006228000-memory.dmp

          memory/3320-3-0x0000000004C50000-0x0000000004CE2000-memory.dmp

          memory/3320-4-0x0000000004CF0000-0x0000000004D8C000-memory.dmp

          memory/3320-5-0x0000000074A70000-0x0000000075220000-memory.dmp

          memory/3320-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

          memory/3320-7-0x0000000074A70000-0x0000000075220000-memory.dmp

          memory/3320-8-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

          memory/3320-9-0x0000000074A70000-0x0000000075220000-memory.dmp

          memory/3320-11-0x0000000002590000-0x00000000025A4000-memory.dmp

          memory/3320-12-0x00000000025A0000-0x00000000025A6000-memory.dmp

          memory/3320-2-0x0000000005200000-0x00000000057A4000-memory.dmp

          memory/3320-1-0x0000000000250000-0x00000000002F0000-memory.dmp

          memory/3320-19-0x0000000074A70000-0x0000000075220000-memory.dmp