Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    22/10/2021, 12:02

General

  • Target
    ORDER N. 1487.exe
  • Size 334KB
  • Sample211022-n7fp8abeh2
  • SHA256 7716fec715a46b0eb4518d53703b0fc2186e6a473a876de7aee9155ec289f93a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • xloader

Version
  • 2.5

Campaign
  • u3ja

C2
  • http://www.global-shopings.com/u3ja/

Decoy
  • emiratescomm.net

  • whattodotenerife.com

  • bspq-jlcd.com

  • torobesttanker.info

  • projectcentered.com

  • agglog.com

  • francesbypoppy.com

  • lakenormanpilates.net

  • chaseatms.com

  • bendarlingart.com

  • blogjust.xyz

  • wodeluzhou.com

  • p6ynwcxrxetb.biz

  • servpix.com

  • eddysearthmoving.com

  • rvafootcarenurses.com

  • contessa.store

  • jasonconcerttickets.com

  • umldbe.xyz

  • noroesteremotos.online

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 4 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 6 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\ORDER N. 1487.exe
      "C:\Users\Admin\AppData\Local\Temp\ORDER N. 1487.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3148
      • C:\Users\Admin\AppData\Local\Temp\ORDER N. 1487.exe
        "C:\Users\Admin\AppData\Local\Temp\ORDER N. 1487.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4044
    • C:\Windows\SysWOW64\ipconfig.exe
      "C:\Windows\SysWOW64\ipconfig.exe"
      2⤵
      • Adds policy Run key to start application
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Gathers network information
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1824
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\ORDER N. 1487.exe"
        3⤵
          PID:3896
        • C:\Windows\SysWOW64\cmd.exe
          /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
          3⤵
            PID:1100
          • C:\Program Files\Mozilla Firefox\Firefox.exe
            "C:\Program Files\Mozilla Firefox\Firefox.exe"
            3⤵
              PID:4056
          • C:\Program Files (x86)\Jyfg41n\2dxdkbhj80n.exe
            "C:\Program Files (x86)\Jyfg41n\2dxdkbhj80n.exe"
            2⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1284
            • C:\Program Files (x86)\Jyfg41n\2dxdkbhj80n.exe
              "C:\Program Files (x86)\Jyfg41n\2dxdkbhj80n.exe"
              3⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3824

        Network

              MITRE ATT&CK Enterprise v6

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              Downloads

              memory/1824-126-0x0000000002DE0000-0x0000000003100000-memory.dmp

              memory/1824-124-0x00000000001A0000-0x00000000001AB000-memory.dmp

              memory/1824-127-0x0000000003190000-0x0000000003220000-memory.dmp

              memory/1824-125-0x0000000002C30000-0x0000000002C59000-memory.dmp

              memory/2988-121-0x0000000005F10000-0x000000000608C000-memory.dmp

              memory/2988-128-0x00000000025B0000-0x00000000026A6000-memory.dmp

              memory/3824-139-0x0000000000A80000-0x0000000000DA0000-memory.dmp

              memory/4044-119-0x0000000000A70000-0x0000000000D90000-memory.dmp

              memory/4044-120-0x00000000009F0000-0x0000000000A01000-memory.dmp

              memory/4044-116-0x0000000000400000-0x0000000000429000-memory.dmp