Analysis

  • max time kernel
    118s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    04/11/2024, 14:54

General

  • Target

    H3xtNAMuZJNTvr2.exe

  • Size

    789KB

  • MD5

    04c1bc77fc4a34e3c4971ca8738a1057

  • SHA1

    c59790ad48b3e8579aef6ef7432b4871d60c0f66

  • SHA256

    6a34640515e03a83e2f55398cd4803fdab793a9d901ec4e4748374c9a9cf42ed

  • SHA512

    550b8dbc3ef9bddd9b0bd83b82906510c3aaa4328eb841458006f6553b8ce806eb8fac55ea1a52ea01ceee34c4e57fbfeb8c4d05c641aac2c381003b72dad866

  • SSDEEP

    24576:V5U/fjDNBi9oLReFmBOzYsjYs+a7qIMk:k/NBMFVn/+a/Mk

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\H3xtNAMuZJNTvr2.exe
    "C:\Users\Admin\AppData\Local\Temp\H3xtNAMuZJNTvr2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Users\Admin\AppData\Local\Temp\H3xtNAMuZJNTvr2.exe
      "C:\Users\Admin\AppData\Local\Temp\H3xtNAMuZJNTvr2.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:2436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2008-19-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB

  • memory/2008-1-0x0000000000A30000-0x0000000000AFC000-memory.dmp

    Filesize

    816KB

  • memory/2008-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/2008-3-0x0000000000480000-0x000000000049C000-memory.dmp

    Filesize

    112KB

  • memory/2008-4-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/2008-5-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB

  • memory/2008-6-0x0000000001F00000-0x0000000001F8C000-memory.dmp

    Filesize

    560KB

  • memory/2008-2-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB

  • memory/2436-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-18-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB

  • memory/2436-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2436-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2436-20-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB

  • memory/2436-21-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB

  • memory/2436-22-0x0000000074D70000-0x000000007545E000-memory.dmp

    Filesize

    6.9MB