Analysis

  • max time kernel
    106s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 03:29

General

  • Target

    Bank Details.exe

  • Size

    3.1MB

  • MD5

    a6e4e89f00d68be02f99096e2a4a7354

  • SHA1

    4e3a9c9642b81afb1796456f469351fb9206f6a6

  • SHA256

    8e4c8220da40890346882eb27edbe5072ac81e47c2a78f4bc57dea2c4a7c7c4f

  • SHA512

    ce5de98ba70b480f3f30c425f20ab767e67b0c1c6a0e8fa644edb40bc07d442c7f37f2276e239c763c34571c8980f7985675e6e82a95351c029da80905d85ed3

  • SSDEEP

    12288:lzIuqPC3I1HwB/PhoNYXCMRIOxpbzJucOLCb3c2ZL/QgW0H0dhU:lz93IqBRogimbzJuccCb3c2K9dhU

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.

  • 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.

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

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bank Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Bank Details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4716
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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:4936
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
      2⤵
        PID:1944

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4716-0-0x0000016A84610000-0x0000016A8461A000-memory.dmp

      Filesize

      40KB

    • memory/4716-1-0x00007FFD38023000-0x00007FFD38025000-memory.dmp

      Filesize

      8KB

    • memory/4716-2-0x0000016A86220000-0x0000016A862BC000-memory.dmp

      Filesize

      624KB

    • memory/4716-3-0x00007FFD38020000-0x00007FFD38AE1000-memory.dmp

      Filesize

      10.8MB

    • memory/4716-9-0x00007FFD38020000-0x00007FFD38AE1000-memory.dmp

      Filesize

      10.8MB

    • memory/4936-8-0x0000000074970000-0x0000000075120000-memory.dmp

      Filesize

      7.7MB

    • memory/4936-6-0x0000000005440000-0x00000000059E4000-memory.dmp

      Filesize

      5.6MB

    • memory/4936-7-0x0000000004F30000-0x0000000004FCC000-memory.dmp

      Filesize

      624KB

    • memory/4936-5-0x000000007497E000-0x000000007497F000-memory.dmp

      Filesize

      4KB

    • memory/4936-4-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/4936-10-0x000000007497E000-0x000000007497F000-memory.dmp

      Filesize

      4KB

    • memory/4936-11-0x0000000006340000-0x0000000006502000-memory.dmp

      Filesize

      1.8MB

    • memory/4936-12-0x00000000061C0000-0x0000000006210000-memory.dmp

      Filesize

      320KB

    • memory/4936-13-0x0000000006A40000-0x0000000006F6C000-memory.dmp

      Filesize

      5.2MB

    • memory/4936-14-0x0000000074970000-0x0000000075120000-memory.dmp

      Filesize

      7.7MB

    • memory/4936-15-0x00000000024F0000-0x0000000002582000-memory.dmp

      Filesize

      584KB

    • memory/4936-16-0x0000000000A30000-0x0000000000A3A000-memory.dmp

      Filesize

      40KB