General

  • Target

    お見積依頼、_20241113_Pdf.r00

  • Size

    645KB

  • Sample

    241113-ebphtavmdw

  • MD5

    6265c8a87fb28d84a1214630b799a124

  • SHA1

    2c30e4ae8a42980f6a2dfa9c0bfc869e56415dea

  • SHA256

    3f5c5b45c09d2ee83e4f0f7ff77550b375f05b33e706548063fa418dd0e47bbd

  • SHA512

    fddc88dabec5cf8ecd96a84d75dfb8a3e435f48a0c278f7b337720b001fbe86263ace14a412d31511b9c14e3fc7947c69448ec3d7128c9ebfab14cc1d1aff831

  • SSDEEP

    12288:+AJhtJlHOVZUkKwd3VHcMQQyt9C5f5Pf1HY3WO8qZfeLO9H+JagAkEWH:+A7nlHOVXKM3VHGTI55PZY3WO8NLO9eH

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      お見積依頼、_20241113.exe

    • Size

      700KB

    • MD5

      92400d5f31791c0b83d37eec11ce5a39

    • SHA1

      0a805bfaa1aad1b7b0e29659278fe7f10c7019d3

    • SHA256

      93164ef047a086fe3d597c6599c7e7fcaaf25cb5a480e8d3d895607e3fc78392

    • SHA512

      9c31ec5086b90fb26d8475f49058ece236633022cbaec1fc6ff841f657efc922a51585fc107c5b291d14551365f33aa745d53d3fc1967bd4042f6c88956a65f9

    • SSDEEP

      12288:IMyCiQjPety1zYRraSWiad/k0rv63mIkynApsegtn1guyp7G:IMyXQity1zYROSjad8SC32cEOnC

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks