Analysis

  • max time kernel
    146s
  • 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
    21-11-2024 19:57

General

  • Target

    PDF_Scan-AWB#5305323204640.exe

  • Size

    1.6MB

  • MD5

    fbd0913a7ff1c25f30509841f784ba06

  • SHA1

    65384b25ec04d910d2f1dea75692477a9e95d645

  • SHA256

    823cba52fb307afbd762ff01b52ca62586a126065f2a914c5e6b1ce3c203ba8e

  • SHA512

    ea4b1cc7b45e78982146a84f2d10b118d51957ad0966b6248225aab0b39f5ac17aa3a055c79d677b6182b38239dfe297c76514d676aa2a2094b4bce029ef8901

  • SSDEEP

    24576:Qx6i0dzjqYeiktfhv1X9eL3xQv7towhrDj:QA3dyBtfhNX9ejxQv7Lvj

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

uuv8

Decoy

aktaxconsultants.com

earthingchallenge.com

skautz.com

howtousebeardbalm.com

benjaminpeto.com

houstonhighpoint.com

trackerci.digital

cherishedbuildings.com

raphiademadagascar.com

wewillbeaok.com

diyhelp.xyz

hl8mkt.com

karensoansemusicteacher.com

duibuqinibaoqian33.xyz

genslerhop.com

lmi-russia.com

deeptissuemexico.com

sienddo.online

4002poinsettia.com

sleepcatcherzzz.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader family
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Xloader payload 3 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3444
    • C:\Users\Admin\AppData\Local\Temp\PDF_Scan-AWB#5305323204640.exe
      "C:\Users\Admin\AppData\Local\Temp\PDF_Scan-AWB#5305323204640.exe"
      2⤵
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Checks BIOS information in registry
      • Maps connected drives based on registry
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Windows\SysWOW64\credwiz.exe
        "C:\Windows\SysWOW64\credwiz.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4624
    • C:\Windows\SysWOW64\WWAHost.exe
      "C:\Windows\SysWOW64\WWAHost.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:3484
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\credwiz.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3052-20-0x0000000075330000-0x0000000075AE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3052-9-0x0000000006B20000-0x0000000006B9A000-memory.dmp

    Filesize

    488KB

  • memory/3052-19-0x0000000071495000-0x0000000071496000-memory.dmp

    Filesize

    4KB

  • memory/3052-3-0x0000000005070000-0x0000000005102000-memory.dmp

    Filesize

    584KB

  • memory/3052-18-0x000000007533E000-0x000000007533F000-memory.dmp

    Filesize

    4KB

  • memory/3052-5-0x0000000075330000-0x0000000075AE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3052-6-0x0000000075330000-0x0000000075AE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3052-7-0x0000000006470000-0x000000000650C000-memory.dmp

    Filesize

    624KB

  • memory/3052-8-0x0000000006860000-0x000000000691E000-memory.dmp

    Filesize

    760KB

  • memory/3052-0-0x000000007533E000-0x000000007533F000-memory.dmp

    Filesize

    4KB

  • memory/3052-10-0x0000000009200000-0x0000000009266000-memory.dmp

    Filesize

    408KB

  • memory/3052-1-0x00000000004F0000-0x000000000068A000-memory.dmp

    Filesize

    1.6MB

  • memory/3052-2-0x0000000005620000-0x0000000005BC4000-memory.dmp

    Filesize

    5.6MB

  • memory/3052-4-0x0000000005130000-0x000000000513A000-memory.dmp

    Filesize

    40KB

  • memory/3444-24-0x0000000007F80000-0x0000000008039000-memory.dmp

    Filesize

    740KB

  • memory/3444-16-0x0000000007F80000-0x0000000008039000-memory.dmp

    Filesize

    740KB

  • memory/3444-29-0x0000000008180000-0x0000000008300000-memory.dmp

    Filesize

    1.5MB

  • memory/3444-30-0x0000000008180000-0x0000000008300000-memory.dmp

    Filesize

    1.5MB

  • memory/3484-21-0x0000000000720000-0x00000000007FC000-memory.dmp

    Filesize

    880KB

  • memory/3484-23-0x0000000000720000-0x00000000007FC000-memory.dmp

    Filesize

    880KB

  • memory/3484-25-0x0000000000C50000-0x0000000000C79000-memory.dmp

    Filesize

    164KB

  • memory/4624-11-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4624-14-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4624-15-0x0000000001050000-0x0000000001061000-memory.dmp

    Filesize

    68KB

  • memory/4624-12-0x0000000001380000-0x00000000016CA000-memory.dmp

    Filesize

    3.3MB