Overview

overview

8

Static

static

3

d2c0274148...08.exe

windows7-x64

8

d2c0274148...08.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    157s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/05/2024, 03:18

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General

  • Target
    d2c0274148e96df7555d4bdfa1f597ea795228a2aa60a8387fa07dc8227cf708.exe
  • Size 405KB
  • Sample240512-dts4aaha87
  • SHA256 d2c0274148e96df7555d4bdfa1f597ea795228a2aa60a8387fa07dc8227cf708
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
bootkitpersistencespywarestealer

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2c0274148e96df7555d4bdfa1f597ea795228a2aa60a8387fa07dc8227cf708.exe
    "C:\Users\Admin\AppData\Local\Temp\d2c0274148e96df7555d4bdfa1f597ea795228a2aa60a8387fa07dc8227cf708.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3232
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\kivlzlkpd.exe "C:\Users\Admin\AppData\Local\Temp\d2c0274148e96df7555d4bdfa1f597ea795228a2aa60a8387fa07dc8227cf708.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:944
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:4636
      • C:\Users\Admin\AppData\Local\Temp\kivlzlkpd.exe
        C:\Users\Admin\AppData\Local\Temp\\kivlzlkpd.exe "C:\Users\Admin\AppData\Local\Temp\d2c0274148e96df7555d4bdfa1f597ea795228a2aa60a8387fa07dc8227cf708.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1452
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\tgyfy\flgpgfjeo.dll",Verify C:\Users\Admin\AppData\Local\Temp\kivlzlkpd.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:5088
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4612 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:440

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          kivlzlkpd.exe
          • Path C:\Users\Admin\AppData\Local\Temp\kivlzlkpd.exe
          • Size 405KB
          • SHA256 70e5306d5e2f60a89f68159ad7d21a1ce971ff4fc2d90d3d636924128d7edb49
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          flgpgfjeo.dll
          • Path \??\c:\Program Files\tgyfy\flgpgfjeo.dll
          • Size 228KB
          • SHA256 9b86a6a90693ad6af0079b7d85ffed8eee735b01f92cbfb0e15ab6405ed26429
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          memory/1452-7-0x0000000000400000-0x0000000000464000-memory.dmp
          Download

          memory/3232-0-0x0000000000400000-0x0000000000464000-memory.dmp
          Download

          memory/3232-2-0x0000000000400000-0x0000000000464000-memory.dmp
          Download

          memory/5088-10-0x0000000010000000-0x0000000010080000-memory.dmp
          Download

          memory/5088-11-0x0000000010000000-0x0000000010080000-memory.dmp
          Download

          memory/5088-13-0x0000000010000000-0x0000000010080000-memory.dmp
          Download