Analysis

  • max time kernel
    102s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 08:19

General

  • Target

    173260890731de59c5efad150425b91227bfd141970725ea0b2bb1ec29e5892bd389928c3c633.dat-decoded.exe

  • Size

    203KB

  • MD5

    17fde190e651aee3335ed55eeaa1a6db

  • SHA1

    8bb498b5d6fc4a58043d9e51d80790083cecd1f7

  • SHA256

    a7e6101a68d513260f4e380b8d9bc66f90cee222d6ef157201884f6f32ce4cf3

  • SHA512

    f4df0edfe99784bddad1ae3f275afe1d3dbff0a2d75531de9771558e97f60621353dbd08f6369e7c41feb38fdf2760737a4ca5da68110cef44bd5320ec7ab97f

  • SSDEEP

    3072:UDKW1LgppLRHMY0TBfJvjcTp5X+5y76khunx2ZZg1sl7bYk:UDKW1Lgbdl0TBBvjc/+5yGkYnx+gKlbH

Malware Config

Extracted

Family

vipkeylogger

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.

  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\173260890731de59c5efad150425b91227bfd141970725ea0b2bb1ec29e5892bd389928c3c633.dat-decoded.exe
    "C:\Users\Admin\AppData\Local\Temp\173260890731de59c5efad150425b91227bfd141970725ea0b2bb1ec29e5892bd389928c3c633.dat-decoded.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2544-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

    Filesize

    4KB

  • memory/2544-1-0x00000000025F0000-0x0000000002640000-memory.dmp

    Filesize

    320KB

  • memory/2544-2-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-3-0x0000000004CB0000-0x0000000005254000-memory.dmp

    Filesize

    5.6MB

  • memory/2544-5-0x0000000004B30000-0x0000000004B7E000-memory.dmp

    Filesize

    312KB

  • memory/2544-4-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-6-0x0000000004B80000-0x0000000004C1C000-memory.dmp

    Filesize

    624KB

  • memory/2544-7-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-8-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-9-0x0000000006130000-0x00000000062F2000-memory.dmp

    Filesize

    1.8MB

  • memory/2544-10-0x0000000006320000-0x0000000006370000-memory.dmp

    Filesize

    320KB

  • memory/2544-11-0x0000000006400000-0x000000000692C000-memory.dmp

    Filesize

    5.2MB

  • memory/2544-12-0x00000000746FE000-0x00000000746FF000-memory.dmp

    Filesize

    4KB

  • memory/2544-13-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-14-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-15-0x00000000746F0000-0x0000000074EA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-16-0x0000000006FB0000-0x0000000007042000-memory.dmp

    Filesize

    584KB

  • memory/2544-17-0x0000000006BA0000-0x0000000006BAA000-memory.dmp

    Filesize

    40KB