Analysis

  • max time kernel
    91s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-09-2022 13:12

General

  • Target

    854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe

  • Size

    773KB

  • MD5

    4c0879ae07575bf47a534f7591fa31de

  • SHA1

    36bf899720c14b0b6dfc7728bcf2f6a4befd7b13

  • SHA256

    ee7e969904407f4e591c22b00ed91d1ed3f28c717e7075169d405dd157950bb4

  • SHA512

    ec166c0f997ca8b850c34ff0605f10e9fa349d3cc811cebcdd50c92c83c020f2c2c73b8be4d66d49f35d74766f5e3081c55afeb2c196783e5a93467c7e6efbae

  • SSDEEP

    12288:7To0l1k5gTusufEdIbfRGzAo3pnhbI11m7Iusl6XULJiNll3hYWnxEDv6DK:7TmKussEdITReAo3pnhE3usSzPhY2

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5253212199:AAG-02qWN77aEjxlYTZ-WAZ7WOi_I4kCde8/sendMessage?chat_id=2128925974

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\854F1E97-5DBB-4A87-A566-33D9012B05E2 pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1576

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1576-138-0x0000000000000000-mapping.dmp

  • memory/1576-139-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1576-140-0x0000000006580000-0x0000000006742000-memory.dmp

    Filesize

    1.8MB

  • memory/3124-132-0x00000000008F0000-0x00000000009B8000-memory.dmp

    Filesize

    800KB

  • memory/3124-133-0x0000000007CE0000-0x0000000008284000-memory.dmp

    Filesize

    5.6MB

  • memory/3124-134-0x0000000007810000-0x00000000078A2000-memory.dmp

    Filesize

    584KB

  • memory/3124-135-0x00000000079A0000-0x00000000079AA000-memory.dmp

    Filesize

    40KB

  • memory/3124-136-0x0000000009EF0000-0x0000000009F8C000-memory.dmp

    Filesize

    624KB

  • memory/3124-137-0x0000000001070000-0x00000000010D6000-memory.dmp

    Filesize

    408KB