Analysis

  • max time kernel
    61s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    08/02/2023, 18:47

General

  • Target

    DHL SHIPPING DOCUMENT.exe

  • Size

    858KB

  • MD5

    692e8d25de4ddeb98806f7343a3e7e19

  • SHA1

    654c4a56edcbb55b87ae557fdb8b6bff8d83c64c

  • SHA256

    f763cdb07ba3e273fe6010c36b707595684e55c8e14fe14469ce0a4d05488b75

  • SHA512

    016be839662e3ad37b1921ab253be34654d0acf0686a0128d6510fb7bb8bd7ade29b275a6eb0c3367eeff9245411dce59ed03c69748950233b5bddcfad47b3c6

  • SSDEEP

    24576:zlpDTpXwMYeyse9n06Hd+7yXn+Dl+rtVBlp:z7VwMYeysyn8mX+Dl+B7

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    shivamdevansh.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    =BW-fBRnJV%Y

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL SHIPPING DOCUMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL SHIPPING DOCUMENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:616
    • C:\Users\Admin\AppData\Local\Temp\DHL SHIPPING DOCUMENT.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL SHIPPING DOCUMENT.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1400

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/616-54-0x0000000000A80000-0x0000000000B5C000-memory.dmp

          Filesize

          880KB

        • memory/616-55-0x0000000075931000-0x0000000075933000-memory.dmp

          Filesize

          8KB

        • memory/616-56-0x00000000005F0000-0x0000000000604000-memory.dmp

          Filesize

          80KB

        • memory/616-57-0x0000000000990000-0x000000000099C000-memory.dmp

          Filesize

          48KB

        • memory/616-58-0x0000000005B40000-0x0000000005BC0000-memory.dmp

          Filesize

          512KB

        • memory/616-59-0x0000000002100000-0x0000000002128000-memory.dmp

          Filesize

          160KB

        • memory/1400-60-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1400-65-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1400-63-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1400-61-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1400-66-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1400-69-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1400-71-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB