Analysis

  • max time kernel
    165s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    12-05-2022 16:45

General

  • Target

    vbc.exe

  • Size

    936KB

  • MD5

    15c6da72eb32ee1b8ea97d4320a39dff

  • SHA1

    0033e3c5bf6d98124f273a68e3b0da9d12ea56c0

  • SHA256

    5a116045f9e40be64ae46a63626844ed4dcc5a921485b681ebdbd217664e1342

  • SHA512

    a3c5a3560e0fc07ce5b0d30247bda41eb71ec17b2423f586735262055d9e45c3d7421b714931935eae23aba0f273ce7e686cf595d22563052a4c6bb8ac3ff990

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

a2c8

Decoy

sethdukes.online

hustl-hk.com

alienspacebabes.com

yitongbag.com

adlichoob.com

wejust5.com

wwwsnapfinancial.com

patriotcapitalgroupllc.com

divaconnectionbuild.com

adventureventures.net

jaromer.net

closureservices.com

sdc-english.com

fleet-lab.com

gtgits.com

clinicaorion.com

deleaderainfluenceur.com

honghuamach.net

638661.com

sleepgenies.info

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • ModiLoader Second Stage 39 IoCs
  • Xloader Payload 4 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\vbc.exe
      "C:\Users\Admin\AppData\Local\Temp\vbc.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2356
      • C:\Windows\SysWOW64\DpiScaling.exe
        C:\Windows\System32\DpiScaling.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4620
    • C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      2⤵
        PID:5000
      • C:\Windows\SysWOW64\mstsc.exe
        "C:\Windows\SysWOW64\mstsc.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3452
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\SysWOW64\DpiScaling.exe"
          3⤵
            PID:3772

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2240-191-0x00000000081E0000-0x00000000082A4000-memory.dmp

        Filesize

        784KB

      • memory/2240-194-0x00000000082B0000-0x0000000008363000-memory.dmp

        Filesize

        716KB

      • memory/2240-201-0x00000000087F0000-0x00000000088B1000-memory.dmp

        Filesize

        772KB

      • memory/2356-165-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-147-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-143-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-144-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-145-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-146-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-167-0x0000000010410000-0x0000000010439000-memory.dmp

        Filesize

        164KB

      • memory/2356-149-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-148-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-150-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-151-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-153-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-152-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-155-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-154-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-156-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-157-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-158-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-163-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-160-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-161-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-162-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-164-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-141-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-159-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-142-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-169-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-170-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-171-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-173-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-172-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-181-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-180-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-182-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-183-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-184-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-185-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-186-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-187-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/2356-140-0x0000000003970000-0x00000000039C6000-memory.dmp

        Filesize

        344KB

      • memory/3452-196-0x00000000002C0000-0x00000000003FA000-memory.dmp

        Filesize

        1.2MB

      • memory/3452-198-0x00000000009A0000-0x00000000009C9000-memory.dmp

        Filesize

        164KB

      • memory/3452-199-0x0000000002B40000-0x0000000002E8A000-memory.dmp

        Filesize

        3.3MB

      • memory/3452-200-0x00000000028D0000-0x0000000002960000-memory.dmp

        Filesize

        576KB

      • memory/4620-188-0x0000000002620000-0x000000000296A000-memory.dmp

        Filesize

        3.3MB

      • memory/4620-190-0x0000000000960000-0x0000000000971000-memory.dmp

        Filesize

        68KB

      • memory/4620-192-0x0000000010410000-0x0000000010439000-memory.dmp

        Filesize

        164KB

      • memory/4620-193-0x00000000009B0000-0x00000000009C1000-memory.dmp

        Filesize

        68KB