Analysis

  • max time kernel
    51s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    23/08/2021, 15:48

General

  • Target
    7151706b714e5711fc0c3a49fb4cf9be.exe
  • Size 847KB
  • Sample210823-c8gwpyhcha
  • SHA256 f8b0b072a061719895c7fba405b3ff7483d4fe796e3fbb402de371d9cbdd3fcf
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • xloader

Version
  • 2.3

Campaign
  • wufn

C2
  • http://www.gaigoilaocai.com/wufn/

Decoy
  • rsautoluxe.com

  • theroseofsharonsalon.com

  • singnema.com

  • nathanielwhite108.com

  • theforumonline.com

  • iqpt.info

  • joneshondaservice.com

  • fafene.com

  • solanohomebuyerclass.com

  • zwq.xyz

  • searchlakeconroehomes.com

  • briative.com

  • frystmor.city

  • systemofyouth.com

  • sctsmney.com

  • tv-safetrading.com

  • thesweetboy.com

  • occulusblu.com

  • pawsthemomentpetphotography.com

  • travelstipsguide.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7151706b714e5711fc0c3a49fb4cf9be.exe
    "C:\Users\Admin\AppData\Local\Temp\7151706b714e5711fc0c3a49fb4cf9be.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3560
    • C:\Users\Admin\AppData\Local\Temp\7151706b714e5711fc0c3a49fb4cf9be.exe
      "C:\Users\Admin\AppData\Local\Temp\7151706b714e5711fc0c3a49fb4cf9be.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3200

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3200-124-0x0000000000400000-0x0000000000428000-memory.dmp

        memory/3200-126-0x0000000000FE0000-0x0000000001300000-memory.dmp

        memory/3560-114-0x0000000000010000-0x0000000000011000-memory.dmp

        memory/3560-116-0x0000000004F10000-0x0000000004F11000-memory.dmp

        memory/3560-117-0x0000000004900000-0x0000000004901000-memory.dmp

        memory/3560-118-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

        memory/3560-119-0x00000000049A0000-0x00000000049A1000-memory.dmp

        memory/3560-120-0x0000000004A10000-0x0000000004F0E000-memory.dmp

        memory/3560-121-0x0000000004C10000-0x0000000004C21000-memory.dmp

        memory/3560-122-0x0000000008160000-0x0000000008201000-memory.dmp

        memory/3560-123-0x0000000006830000-0x0000000006863000-memory.dmp