Analysis

  • max time kernel
    121s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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 3 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 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:2080
    • C:\Users\Admin\AppData\Local\Temp\DHL_FORM_16022021.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_FORM_16022021.exe"
      2⤵
        PID:2788
      • 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
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:2928
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 1104
          3⤵
          • Program crash
          PID:2924

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2080-0-0x000000007431E000-0x000000007431F000-memory.dmp

      Filesize

      4KB

    • memory/2080-1-0x00000000011A0000-0x0000000001294000-memory.dmp

      Filesize

      976KB

    • memory/2080-2-0x0000000074310000-0x00000000749FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2080-3-0x00000000003E0000-0x00000000003EA000-memory.dmp

      Filesize

      40KB

    • memory/2080-4-0x000000007431E000-0x000000007431F000-memory.dmp

      Filesize

      4KB

    • memory/2080-5-0x0000000074310000-0x00000000749FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2080-6-0x0000000005490000-0x0000000005528000-memory.dmp

      Filesize

      608KB

    • memory/2080-23-0x0000000074310000-0x00000000749FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2928-13-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-21-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-22-0x0000000074310000-0x00000000749FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2928-19-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-17-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-8-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2928-11-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-9-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/2928-24-0x0000000074310000-0x00000000749FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2928-25-0x0000000074310000-0x00000000749FE000-memory.dmp

      Filesize

      6.9MB