Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-12-2024 13:52

General

  • Target

    9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe

  • Size

    693KB

  • MD5

    950c269ffc596bb167ba627631af0f50

  • SHA1

    f784fd1a3a31f92091927fac47f2835475ad8002

  • SHA256

    9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc

  • SHA512

    859b526215512aec5710b40b7a7f85da19d912705639652e9048b9ac35e5fe8cbc87e4a91e6fd3bc576d1ca7838167f3887aaebdb2a8668a305dde4404de7f7b

  • SSDEEP

    12288:v63HI6tYy3xQkAJDIAMVFkVsnnT13XsZ18iN8IQauhfgERtyz/bwkF9Sk+fmzWbd:v0HI4YyakAo+sJX0RNbGFiz/bN/Sk+fR

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • 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.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe
    "C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe
      "C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe"
      2⤵
        PID:2848
      • C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe
        "C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe"
        2⤵
          PID:2672
        • C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe
          "C:\Users\Admin\AppData\Local\Temp\9af845b97c1682091cfafe6b2186821883bd912cc3113e4dfafb0ca0f72206cc.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • outlook_office_path
          • outlook_win_path
          PID:2324
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 1692
            3⤵
            • Program crash
            PID:2644

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2324-19-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2324-10-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-9-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-21-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2324-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2324-8-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-13-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-15-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-22-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2324-20-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2324-7-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2324-17-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2352-6-0x0000000005D60000-0x0000000005DEE000-memory.dmp

        Filesize

        568KB

      • memory/2352-1-0x0000000000BB0000-0x0000000000C62000-memory.dmp

        Filesize

        712KB

      • memory/2352-5-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2352-0-0x0000000073FFE000-0x0000000073FFF000-memory.dmp

        Filesize

        4KB

      • memory/2352-18-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2352-4-0x0000000073FFE000-0x0000000073FFF000-memory.dmp

        Filesize

        4KB

      • memory/2352-3-0x0000000000930000-0x0000000000942000-memory.dmp

        Filesize

        72KB

      • memory/2352-2-0x0000000073FF0000-0x00000000746DE000-memory.dmp

        Filesize

        6.9MB