Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2024 07:12

General

  • Target

    MB268382625AE.pdf.exe

  • Size

    739KB

  • MD5

    17e2b9c140aff9e3922ecba5a9f61372

  • SHA1

    9d5fc910c29d028973957bb1e4c8444213bb765e

  • SHA256

    feb88db931480ec059519f47eabc2f1e1365e08e8e412c62efb1e6683cd38565

  • SHA512

    2d15847f0418c52b4163cd338c5b51bafc12e98da7fad897dbffc7d6ad5b35ed5c616539fde439cf1cd42cd18902da28af4a4f9e7da8c990dd7147d105489e62

  • SSDEEP

    12288:52sv+SGjpA3yKUUo6aoIi5xFV60+Q3/gVOpD4G1c0icP6A9ONDJFc7TMVCfCvzCf:52xjy95xvH+Q3mcD4GB3CDJqhKLCnYnk

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://cpanel2-nl.thcservers.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Uvob2G1Tc73ZCus02X

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4520
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DgSLpOOJmrZjXK.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4316
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DgSLpOOJmrZjXK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF5AA.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3880
    • C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe"
      2⤵
        PID:4648
      • C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe"
        2⤵
          PID:1696
        • C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe
          "C:\Users\Admin\AppData\Local\Temp\MB268382625AE.pdf.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:3428

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2owxukt3.kpf.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpF5AA.tmp

        Filesize

        1KB

        MD5

        50d6f888e1dc2bff38b89c9ae36ff10d

        SHA1

        f8c8d3efcaa53e857ccb97416008a7ddceb0c144

        SHA256

        c745f3d74db8c8025241fb8bb3eee17ee0dc9baeef9ee076ce69e4603af0bf72

        SHA512

        7fbc9ffcc5753839fce743b067b25a97e5029b509c474e0bea41e621bd1e9af0050fca55df9fee7fe7e0681400259796f746738b6387ccdb58b7bb1526fcf4be

      • memory/3428-67-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/3428-66-0x0000000006710000-0x00000000068D2000-memory.dmp

        Filesize

        1.8MB

      • memory/3428-65-0x00000000064F0000-0x0000000006540000-memory.dmp

        Filesize

        320KB

      • memory/3428-36-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/3428-24-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/4316-55-0x0000000007240000-0x000000000724A000-memory.dmp

        Filesize

        40KB

      • memory/4316-39-0x0000000005EB0000-0x0000000005EFC000-memory.dmp

        Filesize

        304KB

      • memory/4316-64-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4316-61-0x00000000074F0000-0x00000000074F8000-memory.dmp

        Filesize

        32KB

      • memory/4316-15-0x00000000048D0000-0x0000000004906000-memory.dmp

        Filesize

        216KB

      • memory/4316-18-0x0000000004F80000-0x00000000055A8000-memory.dmp

        Filesize

        6.2MB

      • memory/4316-17-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4316-16-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4316-60-0x0000000007510000-0x000000000752A000-memory.dmp

        Filesize

        104KB

      • memory/4316-20-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4316-22-0x0000000005620000-0x0000000005686000-memory.dmp

        Filesize

        408KB

      • memory/4316-59-0x0000000007410000-0x0000000007424000-memory.dmp

        Filesize

        80KB

      • memory/4316-26-0x0000000005840000-0x0000000005B94000-memory.dmp

        Filesize

        3.3MB

      • memory/4316-58-0x0000000007400000-0x000000000740E000-memory.dmp

        Filesize

        56KB

      • memory/4316-57-0x00000000073D0000-0x00000000073E1000-memory.dmp

        Filesize

        68KB

      • memory/4316-56-0x0000000007450000-0x00000000074E6000-memory.dmp

        Filesize

        600KB

      • memory/4316-23-0x0000000005690000-0x00000000056F6000-memory.dmp

        Filesize

        408KB

      • memory/4316-21-0x0000000004DF0000-0x0000000004E12000-memory.dmp

        Filesize

        136KB

      • memory/4316-38-0x0000000005E90000-0x0000000005EAE000-memory.dmp

        Filesize

        120KB

      • memory/4316-54-0x00000000071D0000-0x00000000071EA000-memory.dmp

        Filesize

        104KB

      • memory/4316-51-0x0000000006440000-0x000000000645E000-memory.dmp

        Filesize

        120KB

      • memory/4316-52-0x0000000007070000-0x0000000007113000-memory.dmp

        Filesize

        652KB

      • memory/4316-41-0x00000000759D0000-0x0000000075A1C000-memory.dmp

        Filesize

        304KB

      • memory/4316-40-0x0000000006460000-0x0000000006492000-memory.dmp

        Filesize

        200KB

      • memory/4316-53-0x0000000007810000-0x0000000007E8A000-memory.dmp

        Filesize

        6.5MB

      • memory/4520-8-0x000000007514E000-0x000000007514F000-memory.dmp

        Filesize

        4KB

      • memory/4520-0-0x000000007514E000-0x000000007514F000-memory.dmp

        Filesize

        4KB

      • memory/4520-37-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4520-4-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4520-5-0x00000000054C0000-0x00000000054CA000-memory.dmp

        Filesize

        40KB

      • memory/4520-6-0x00000000057B0000-0x000000000584C000-memory.dmp

        Filesize

        624KB

      • memory/4520-7-0x0000000005980000-0x0000000005998000-memory.dmp

        Filesize

        96KB

      • memory/4520-10-0x0000000008770000-0x00000000087DC000-memory.dmp

        Filesize

        432KB

      • memory/4520-9-0x0000000075140000-0x00000000758F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4520-3-0x0000000005500000-0x0000000005592000-memory.dmp

        Filesize

        584KB

      • memory/4520-2-0x0000000005AB0000-0x0000000006054000-memory.dmp

        Filesize

        5.6MB

      • memory/4520-1-0x0000000000A50000-0x0000000000B0E000-memory.dmp

        Filesize

        760KB