Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 09:44

General

  • Target

    DHL_FORM_16022021.exe

  • Size

    957KB

  • MD5

    e906fa26bdbd8f4dfd848c86c59b5662

  • SHA1

    11633695c7db5dca2ee79d13d66a0d38e0c93e48

  • SHA256

    072b5e15bd74b972d408910263e80c07cb6b4f17d3eb6024508b457f7dd84e87

  • SHA512

    4e0d0108ad724d119a729994dd2402139c32e5e1e8c4236150f568b7d978bae8a2d4a532bf8fb669dcfe2d26f52719f1f12dcb3922c5a95beab75e16f44f1fb1

  • SSDEEP

    12288:/g+7IhD+7v1MLfIhmC1jQp16V2dUkj0Rgh1UYWntHaD9VO84GkKHmhz5Z7:/gPhD+AIhmC18ldVj06SYpxVODF7Z

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1634002210:AAGipukUEr-bNBgl2R1_hwFgfb9ez_v6wzE/sendMessage?chat_id=1401219117

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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\DHL_FORM_16022021.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_FORM_16022021.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\DHL_FORM_16022021.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_FORM_16022021.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3748
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 1532
        3⤵
        • Program crash
        PID:3128
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3748 -ip 3748
    1⤵
      PID:324

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1740-8-0x0000000005A80000-0x0000000005A8A000-memory.dmp

      Filesize

      40KB

    • memory/1740-2-0x0000000005560000-0x00000000055FC000-memory.dmp

      Filesize

      624KB

    • memory/1740-9-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

      Filesize

      4KB

    • memory/1740-10-0x0000000074B10000-0x00000000752C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1740-4-0x00000000056A0000-0x0000000005732000-memory.dmp

      Filesize

      584KB

    • memory/1740-5-0x0000000005600000-0x000000000560A000-memory.dmp

      Filesize

      40KB

    • memory/1740-6-0x0000000005860000-0x00000000058B6000-memory.dmp

      Filesize

      344KB

    • memory/1740-7-0x0000000074B10000-0x00000000752C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1740-0-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

      Filesize

      4KB

    • memory/1740-1-0x0000000000AB0000-0x0000000000BA4000-memory.dmp

      Filesize

      976KB

    • memory/1740-3-0x0000000005BB0000-0x0000000006154000-memory.dmp

      Filesize

      5.6MB

    • memory/1740-11-0x0000000006360000-0x00000000063F8000-memory.dmp

      Filesize

      608KB

    • memory/1740-15-0x0000000074B10000-0x00000000752C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3748-14-0x0000000074B10000-0x00000000752C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3748-12-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/3748-16-0x0000000074B10000-0x00000000752C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3748-17-0x00000000063E0000-0x00000000065A2000-memory.dmp

      Filesize

      1.8MB

    • memory/3748-18-0x0000000074B10000-0x00000000752C0000-memory.dmp

      Filesize

      7.7MB