Overview

overview

8

Static

static

3

2024.1.16.exe

windows10-1703-x64

8

2024.1.16.exe

windows10-2004-x64

8

2024.1.16.exe

windows11-21h2-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2024, 02:49

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General

  • Target
    2024.1.16.exe
  • Size 2.5MB
  • Sample240116-da7gkabfck
  • SHA256 b95918223f9ace3d071e44550fd34f34c180b81e28f5e79cc4eba55006c8a6b0
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
evasionpersistence

Malware Config

Signatures

  • Disables RegEdit via registry modification 2 IoCs
    evasion
  • Modifies Windows Firewall 1 TTPs 4 IoCs
    evasion
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 23 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Modifies Control Panel 1 IoCs
    evasion
  • Modifies Internet Explorer settings 1 TTPs 6 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • System policy modification 1 TTPs 4 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024.1.16.exe
    "C:\Users\Admin\AppData\Local\Temp\2024.1.16.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Users\Admin\AppData\Local\Temp\is-L3L6G.tmp\2024.1.16.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-L3L6G.tmp\2024.1.16.tmp" /SL5="$601F6,1869834,779776,C:\Users\Admin\AppData\Local\Temp\2024.1.16.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /c Rar.exe x volpytm.bin -p123456789
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4388
        • C:\Program Files (x86)\volpytm\Rar.exe
          Rar.exe x volpytm.bin -p123456789
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          PID:2972
      • C:\Windows\SysWOW64\netsh.exe
        "C:\Windows\system32\netsh.exe" advfirewall firewall add rule name=\"cscte\" dir=in action=allow program=\"C:\Program Files (x86)\volpytm\cscte.dll\"
        3⤵
        • Modifies Windows Firewall
        PID:4296
      • C:\Windows\SysWOW64\netsh.exe
        "C:\Windows\system32\netsh.exe" advfirewall firewall add rule name=\"cscte\" dir=out action=allow program=\"C:\Program Files (x86)\volpytm\cscte.dll\"
        3⤵
        • Modifies Windows Firewall
        PID:3972
      • C:\Windows\SysWOW64\netsh.exe
        "C:\Windows\system32\netsh.exe" advfirewall firewall add rule name=\"CaretCloCk\" dir=in action=allow program=\"C:\Program Files (x86)\volpytm\AdAptertrAin.exe\"
        3⤵
        • Modifies Windows Firewall
        PID:1128
      • C:\Windows\SysWOW64\netsh.exe
        "C:\Windows\system32\netsh.exe" advfirewall firewall add rule name=\"CaretCloCk\" dir=out action=allow program=\"C:\Program Files (x86)\volpytm\AdAptertrAin.exe\"
        3⤵
        • Modifies Windows Firewall
        PID:1648
      • C:\Windows\SysWOW64\regsvr32.exe
        "C:\Windows\system32\regsvr32.exe" /s MSWINSCK.OCX
        3⤵
        • Loads dropped DLL
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:3632
      • C:\Program Files (x86)\volpytm\AdAptertrAin.exe
        "C:\Program Files (x86)\volpytm\AdAptertrAin.exe"
        3⤵
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Checks SCSI registry key(s)
        • Modifies Control Panel
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:2804
        • C:\Program Files (x86)\volpytm\system.dll
          "C:\Program Files (x86)\volpytm\system.dll" C:\Program Files (x86)\volpytm\ADAPTERTRAIN.EXE
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:1344

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        AdAptertrAin.exe
        • Path C:\Program Files (x86)\volpytm\AdAptertrAin.exe
        • Size 963KB
        • SHA256 1550a30be74ab0d21692e85bb0851fc499d6d5254fab621aacfba7a1ecc7bf1d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        Rar.exe
        • Path C:\Program Files (x86)\volpytm\Rar.exe
        • Size 744KB
        • SHA256 d0c7913dbd0bd89856ef70499ed42c7143ada25da557a37de52a6ae960b91aa9
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        system.dll
        • Path C:\Program Files (x86)\volpytm\system.dll
        • Size 54KB
        • SHA256 5b3e8d3479cac995e6397737c809c5cf7004db93e75d39a06aa96975193bf7d2
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        thebd.dat
        • Path C:\Program Files (x86)\volpytm\thebd.dat
        • Size 73B
        • SHA256 d09d7caed5b67a7643319c4b07239309cc48babbd8bc8f241d9251fa087ceb9e
        • MD5 SHA1 SHA512
        Submit Download

        volpytm.bin
        • Path C:\Program Files (x86)\volpytm\volpytm.bin
        • Size 670KB
        • SHA256 f8f3cc9ed67c1a19b972ac3aa3e9723ca3feaf19b858b10dd29e7960291532ed
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        windlwork.dll
        • Path C:\Program Files (x86)\volpytm\windlwork.dll
        • Size 33KB
        • SHA256 9f5d6833772d2f15597a9fa5fafa546e77c7dc58adb82300faa51395ae6cbde9
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        wyImage.dll
        • Path C:\Program Files (x86)\volpytm\wyImage.dll
        • Size 181KB
        • SHA256 24a845bcf37d83836364c4b322d25b0ceecb3e35617d514c6a0c3530f2ea9234
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        wangyamonitor.dat
        • Path C:\ProgramData\wangyamonitor.dat
        • Size 80B
        • SHA256 5c27650eb672741038ce4b0f10780983007cbd4d08b140d13a829b8ea74fad8b
        • MD5 SHA1 SHA512
        Submit Download

        2024.1.16.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\is-L3L6G.tmp\2024.1.16.tmp
        • Size 611KB
        • SHA256 f983d9a657ed80fc6a17b19642d15cfb26cbf5e3a13d3018d25c81ed3b876bf4
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        psvince.dll
        • Path C:\Users\Admin\AppData\Local\Temp\is-V5698.tmp\psvince.dll
        • Size 73KB
        • SHA256 5d3048771865fbc08dfac828d09f485d79af62485d9d90f000c33f4d2596f1c3
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        sunAB65.tmp.dat
        • Path C:\Users\Admin\AppData\Local\Temp\sunAB65.tmp.dat
        • Size 57KB
        • SHA256 2b5e01b85eb25b6495c7a06e0e327078b0440d30f6ba8a477280657c2ee414bc
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        wangyamonitor.dat
        • Path C:\Users\Admin\AppData\Local\wangyamonitor.dat
        • Size 2KB
        • SHA256 2cb14f987e9e44a1d477cee814508285bb6bc184e18a0dd002957730c34c3406
        • MD5 SHA1 SHA512
        Submit Download

        MSWINSCK.OCX
        • Path C:\Windows\SysWOW64\MSWINSCK.OCX
        • Size 123KB
        • SHA256 abe67b995d2c3f3898a84fe877ea1913658eaacf9841774204353edf5945674c
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/3920-5-0x0000000000B60000-0x0000000000B61000-memory.dmp
        Download

        memory/3920-169-0x0000000000400000-0x0000000000686000-memory.dmp
        Download

        memory/3920-191-0x0000000000B60000-0x0000000000B61000-memory.dmp
        Download

        memory/4648-0-0x0000000000400000-0x00000000004CC000-memory.dmp
        Download

        memory/4648-168-0x0000000000400000-0x00000000004CC000-memory.dmp
        Download