Analysis

  • max time kernel
    55s
  • max time network
    15s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    23/08/2021, 15:52

General

  • Target
    6e33655754e13782626f4b2282a8264d.exe
  • Size 683KB
  • Sample210823-7ls9g2vdde
  • SHA256 a28c1aa7b9aae861040aea6d14c8d2f860101502a18f7d8d8dc7592fde73a31a
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e33655754e13782626f4b2282a8264d.exe
    "C:\Users\Admin\AppData\Local\Temp\6e33655754e13782626f4b2282a8264d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:280
    • C:\Users\Admin\AppData\Local\Temp\6e33655754e13782626f4b2282a8264d.exe
      "C:\Users\Admin\AppData\Local\Temp\6e33655754e13782626f4b2282a8264d.exe"
      2⤵
        PID:2040
      • C:\Users\Admin\AppData\Local\Temp\6e33655754e13782626f4b2282a8264d.exe
        "C:\Users\Admin\AppData\Local\Temp\6e33655754e13782626f4b2282a8264d.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1324

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/280-60-0x0000000000A30000-0x0000000000A31000-memory.dmp

          memory/280-62-0x00000000004C0000-0x0000000000546000-memory.dmp

          memory/280-63-0x0000000004B00000-0x0000000004B01000-memory.dmp

          memory/280-64-0x0000000000390000-0x00000000003A1000-memory.dmp

          memory/280-65-0x0000000005A00000-0x0000000005A9C000-memory.dmp

          memory/280-66-0x0000000000700000-0x0000000000732000-memory.dmp

          memory/1324-67-0x0000000000400000-0x0000000000428000-memory.dmp

          memory/1324-69-0x0000000000AF0000-0x0000000000DF3000-memory.dmp