Analysis

  • max time kernel
    122s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 22:03

General

  • Target

    doc20241002383767466374663543.exe

  • Size

    863KB

  • MD5

    feb0d4bd8e2825d986123305b68c0ece

  • SHA1

    3b86b267e0d080d437bb2fca9f5a1e4c567ed97d

  • SHA256

    884c0261a0c4ff07790fa549a0dc1d752bd97ef3e0635536193c585a291a7281

  • SHA512

    aac27ebdac9a5044756c0f1c55de92a805810f7f125b7c2c47ba5520aec54058e06e7ec3a5a8d2f1a7e1698717836d6a37f657350660236dfe1446f3958d9c0a

  • SSDEEP

    12288:UTvCd0Ntl10NBSWiVqJ6SmRnsUYODpHT5yxHriHA7aUuQ7D8:ovZNtUNBSv/5RsdK41rkG9D8

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    quicklyserv.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    omobolajijonze12345

Extracted

Family

vipkeylogger

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\doc20241002383767466374663543.exe
    "C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1292
    • 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\doc20241002383767466374663543.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2068
    • C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe
      "C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe"
      2⤵
        PID:2284
      • C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe
        "C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.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:2304

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1292-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

      Filesize

      4KB

    • memory/1292-1-0x0000000001360000-0x000000000143E000-memory.dmp

      Filesize

      888KB

    • memory/1292-2-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB

    • memory/1292-3-0x00000000005E0000-0x00000000005FE000-memory.dmp

      Filesize

      120KB

    • memory/1292-4-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

      Filesize

      4KB

    • memory/1292-5-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB

    • memory/1292-6-0x00000000003B0000-0x000000000043C000-memory.dmp

      Filesize

      560KB

    • memory/1292-26-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB

    • memory/2304-17-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-19-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-23-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB

    • memory/2304-22-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2304-13-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-9-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-7-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-11-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2304-27-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB