Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-10-2024 06:12

General

  • Target

    3140, EUR.exe

  • Size

    796KB

  • MD5

    332593ae1e0ba5a06370963c37bbbceb

  • SHA1

    994f8e733ba1961882dcdef0c78fc305db4c1c91

  • SHA256

    9ca5a71321522f47140b36e5f1983cff7455dd124caa231d97df29cd654c6893

  • SHA512

    111b6d04597e4f00d8d30cb3e1c8514b92fc1ad936db7553a6f9f00146e0511bedb4d0fcd2cb011959063ffa6eac88a8287724ade1e67a1aa77122390c7e48c0

  • SSDEEP

    12288:UUxLU3TBHWn/JDfaWEtYWWcw/1/4sln7aIK5nRYji9avo0Dx/v7UcM:UUxCHwDiWEepcw/ia7aV6jMG/HYcM

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    quicklyserv.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    omobolajijonze12345

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

  • 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
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 4 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe
    "C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lkuPOyvaWlIu.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2228
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lkuPOyvaWlIu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBAC7.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2928
    • C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe
      "C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe"
      2⤵
        PID:2676
      • C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe
        "C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe"
        2⤵
          PID:1996
        • C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe
          "C:\Users\Admin\AppData\Local\Temp\3140, EUR.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:2324

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpBAC7.tmp

        Filesize

        1KB

        MD5

        ce0d7c7782956fbe526e4437565c8dc8

        SHA1

        89dbe1e94a84da7a585c232d62de03dc1b67f8ed

        SHA256

        a56a347f75675ed75f8e102f8414eccf9dff92fe86b64a0f378e7b345aa335df

        SHA512

        38906b52d687593d01edb2f0d369009c86e4c0a2c2ac3bf63c544e916076b94f2b5e826e24ec0e2cf6d1ec48391f97dcd9dc0e0de1937871742f0128c35eb6ae

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

        Filesize

        7KB

        MD5

        2fb49e1878b89e8c642e447152af8859

        SHA1

        24eb52a67337e4971de047660cd1b2829587e146

        SHA256

        577a6215d219841ad8908c21df88e48056fbd3288ab15fc4f976cd726f2ad88b

        SHA512

        a083be051ae3252d0c3c81cf13ec6661c92857ad5e78e76fe07b225ce8ba79254edc3db5eb1c79c2ecb0ccce7ca4acc757127f23990d21fa95ecc58f3661726a

      • memory/2324-28-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-31-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-21-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-23-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-25-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2324-29-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-19-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2932-6-0x0000000001E80000-0x0000000001F0C000-memory.dmp

        Filesize

        560KB

      • memory/2932-1-0x0000000000050000-0x000000000011C000-memory.dmp

        Filesize

        816KB

      • memory/2932-0-0x000000007466E000-0x000000007466F000-memory.dmp

        Filesize

        4KB

      • memory/2932-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

        Filesize

        6.9MB

      • memory/2932-3-0x0000000000520000-0x000000000053E000-memory.dmp

        Filesize

        120KB

      • memory/2932-5-0x0000000074660000-0x0000000074D4E000-memory.dmp

        Filesize

        6.9MB

      • memory/2932-4-0x000000007466E000-0x000000007466F000-memory.dmp

        Filesize

        4KB

      • memory/2932-32-0x0000000074660000-0x0000000074D4E000-memory.dmp

        Filesize

        6.9MB