Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-09-2024 23:16

General

  • Target

    VBCNBEW.exe

  • Size

    237KB

  • MD5

    5bac332642f907ed254f85c6b60fa79d

  • SHA1

    75a9bef69eb70ae57d7d8735ece203a97f37950e

  • SHA256

    ae74b8c9e1f56b45a7cd04935a720d3bb42a5e58d257a648474c89def6b54a01

  • SHA512

    8017043cfceba71ad9e42f5bd684e922a16134e023ae84de60fd4a0c94f07e27202e1f0de6a871f907fbb0566d5f38542a0babda6e2e488e3bd38d5bb9e2c6e6

  • SSDEEP

    6144:DOmkNEhXdfslyuJPEXyiaKTrz+MJSz19M90U8x:iaXsAu1EXyvUPJS9MGx

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

tqug

Decoy

sns138.com

hiddenevents.us

plantandseedswap.com

ayomvp.com

buildoaxaca.com

pkxshopingit.website

youdoyoutoys.com

n-musicoffice.com

sushi-yoneki.com

towardstech.com

jerrilynnfike.com

fxivcama.com

202206.com

energrove.com

nohonet.com

deta.group

kristenajohnson.com

russodevleopment.com

liine.me

hiegi.icu

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader payload 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3548
    • C:\Users\Admin\AppData\Local\Temp\VBCNBEW.exe
      "C:\Users\Admin\AppData\Local\Temp\VBCNBEW.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4232
      • 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:1980
    • C:\Windows\SysWOW64\msdt.exe
      "C:\Windows\SysWOW64\msdt.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1980-6-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1980-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1980-12-0x0000000001AC0000-0x0000000001AD1000-memory.dmp

    Filesize

    68KB

  • memory/1980-9-0x00000000015B0000-0x00000000018FA000-memory.dmp

    Filesize

    3.3MB

  • memory/2684-14-0x0000000000EC0000-0x0000000000F17000-memory.dmp

    Filesize

    348KB

  • memory/2684-15-0x0000000000EC0000-0x0000000000F17000-memory.dmp

    Filesize

    348KB

  • memory/2684-16-0x0000000000370000-0x000000000039B000-memory.dmp

    Filesize

    172KB

  • memory/3548-13-0x000000000ACC0000-0x000000000AE54000-memory.dmp

    Filesize

    1.6MB

  • memory/3548-17-0x000000000ACC0000-0x000000000AE54000-memory.dmp

    Filesize

    1.6MB

  • memory/3548-19-0x0000000009090000-0x00000000091B6000-memory.dmp

    Filesize

    1.1MB

  • memory/3548-20-0x0000000009090000-0x00000000091B6000-memory.dmp

    Filesize

    1.1MB

  • memory/4232-3-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/4232-2-0x0000000004D80000-0x0000000004DBC000-memory.dmp

    Filesize

    240KB

  • memory/4232-1-0x00000000003F0000-0x0000000000430000-memory.dmp

    Filesize

    256KB

  • memory/4232-5-0x0000000004E00000-0x0000000004E08000-memory.dmp

    Filesize

    32KB

  • memory/4232-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

    Filesize

    4KB

  • memory/4232-8-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/4232-4-0x0000000000F10000-0x0000000000F1E000-memory.dmp

    Filesize

    56KB