Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    17-12-2021 16:02

General

  • Target

    b30e2fa345e02eecf58f3672cab4f07b4c6f84712c7dee9a64ca3005ac7bf255.exe

  • Size

    457KB

  • MD5

    e4133afba26efde5b01959df65c3eeb4

  • SHA1

    ea2b48d0f50918e47b4657fd5774c2766c640f0a

  • SHA256

    b30e2fa345e02eecf58f3672cab4f07b4c6f84712c7dee9a64ca3005ac7bf255

  • SHA512

    563b0a1c9663c7c8a768ca6a50e8a27aa775a15282bf9dc00dc03d24ce8114a4c521d250e8ca49dea05549b791806dcd91bb856f8aa725155b2d52c19f7392ba

Score
10/10

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

fqiq

Decoy

driventow.com

ipatchwork.today

bolder.equipment

seal-brother.com

mountlaketerraceapartments.com

weeden.xyz

sanlifalan.com

athafood.com

isshinn1.com

creationslazzaroni.com

eclecticrenaissancewoman.com

satellitephonstore.com

cotchildcare.com

yamacorp.digital

ff4cuno43.xyz

quicksticks.community

govindfinance.com

farmersfirstseed.com

megacinema.club

tablescaperendezvous4two.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b30e2fa345e02eecf58f3672cab4f07b4c6f84712c7dee9a64ca3005ac7bf255.exe
    "C:\Users\Admin\AppData\Local\Temp\b30e2fa345e02eecf58f3672cab4f07b4c6f84712c7dee9a64ca3005ac7bf255.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2636
    • C:\Users\Admin\AppData\Local\Temp\b30e2fa345e02eecf58f3672cab4f07b4c6f84712c7dee9a64ca3005ac7bf255.exe
      "C:\Users\Admin\AppData\Local\Temp\b30e2fa345e02eecf58f3672cab4f07b4c6f84712c7dee9a64ca3005ac7bf255.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3476

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsiA48F.tmp\uaxqabeequz.dll
    MD5

    75e4e911b7ec3a7450d28fd843205b8c

    SHA1

    17751bcad2cebfad753d5f5b9c6ffd6b72cc5871

    SHA256

    c260f3c548190ad93420471811c98aaa3b482a4362ebf6defbedb098386d4c0f

    SHA512

    f5786b90f002caa0646e1eff955192f1f8686b9c63e783f6a312f01585c09660fbf2b6e46fa47cdf10e369938b732cc32dbfc5c6ffb9be3f6a57411f7c14e73d

  • memory/3476-116-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/3476-117-0x000000000041D4B0-mapping.dmp
  • memory/3476-118-0x0000000000A70000-0x0000000000D90000-memory.dmp
    Filesize

    3.1MB