Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 11:39

General

  • Target

    malw.exe

  • Size

    864KB

  • MD5

    9276453ee2740f0411eca815fbfe0988

  • SHA1

    6901b73d7a2d90dfe6bdff078f3c1684b20450aa

  • SHA256

    53f40ba846a3b6180c07a3a310515888231d612a726c6c9803f1b5f8553445e5

  • SHA512

    433f40ab8961a9f2cc6c8a008d5fb8814349162e8c7f6002d21d2e5960a2ce8bad515d12676737a28655485df9088601203b2cd91bbf4363a26229965d425842

  • SSDEEP

    12288:zTvI+u/WO2QaanbotSUN3o7ifGY4+wZy2jifuNHXSRcEgPKxIYzsT:3vIFSYgp32872lWWtSBgmIYzs

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.obaambalaj.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Beyza2022

Extracted

Family

vipkeylogger

Credentials

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 1 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 3 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 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\malw.exe
    "C:\Users\Admin\AppData\Local\Temp\malw.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2312
    • 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\malw.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2896
    • C:\Users\Admin\AppData\Local\Temp\malw.exe
      "C:\Users\Admin\AppData\Local\Temp\malw.exe"
      2⤵
        PID:828
      • C:\Users\Admin\AppData\Local\Temp\malw.exe
        "C:\Users\Admin\AppData\Local\Temp\malw.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:496

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/496-18-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/496-19-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/496-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/496-16-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/496-7-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/496-9-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/496-10-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/496-14-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/496-23-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/496-11-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2312-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2312-3-0x00000000004C0000-0x00000000004DE000-memory.dmp

      Filesize

      120KB

    • memory/2312-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

      Filesize

      4KB

    • memory/2312-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2312-6-0x0000000000790000-0x000000000081C000-memory.dmp

      Filesize

      560KB

    • memory/2312-1-0x0000000000170000-0x000000000024E000-memory.dmp

      Filesize

      888KB

    • memory/2312-22-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2312-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

      Filesize

      4KB