Analysis

  • max time kernel
    79s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 12:46

General

  • Target

    doc_20241002_383767466374663543.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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\doc_20241002_383767466374663543.exe
    "C:\Users\Admin\AppData\Local\Temp\doc_20241002_383767466374663543.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1096
    • 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\doc_20241002_383767466374663543.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2968
    • C:\Users\Admin\AppData\Local\Temp\doc_20241002_383767466374663543.exe
      "C:\Users\Admin\AppData\Local\Temp\doc_20241002_383767466374663543.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:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1096-0-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

    Filesize

    4KB

  • memory/1096-1-0x0000000000A80000-0x0000000000B5E000-memory.dmp

    Filesize

    888KB

  • memory/1096-2-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/1096-3-0x0000000000990000-0x00000000009AE000-memory.dmp

    Filesize

    120KB

  • memory/1096-4-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

    Filesize

    4KB

  • memory/1096-5-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/1096-6-0x00000000003A0000-0x000000000042C000-memory.dmp

    Filesize

    560KB

  • memory/1096-23-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2984-17-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-19-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-21-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2984-13-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-22-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2984-24-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2984-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-9-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2984-27-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2984-28-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB