Analysis

  • max time kernel
    118s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    08-11-2023 07:59

General

  • Target

    hesap hareketi-01.pdf.exe

  • Size

    44KB

  • MD5

    418aa28c488809dc336199188ac90b5e

  • SHA1

    a9f9f5d5f098c08a66eb2a2e1be2cd5ff2d654e1

  • SHA256

    211bbf7b08bd07a5c74d049e67d35a428497a8a30b180d8172cd9a74f8278887

  • SHA512

    854b03fe94104e132495c807dc6409e88792fa39494cbd5b053b8d59dfd00b252dbc5acf67c90e60e9d81b90bfaf6911691e206f2720b00deedd6d86cdfb3925

  • SSDEEP

    768:2m9yBYirFST0hpfB5RKFJtLtWDUrs4nMWp/YI4XuMI/t6nOa6Ty/:5jkfqltWssL9o1t6Oa//

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.status-automation.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    bkkhoostatus2018

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 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
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
      2⤵
        PID:2612
      • C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
        2⤵
          PID:2680
        • C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
          "C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2816

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Cab899C.tmp

        Filesize

        61KB

        MD5

        f3441b8572aae8801c04f3060b550443

        SHA1

        4ef0a35436125d6821831ef36c28ffaf196cda15

        SHA256

        6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

        SHA512

        5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

      • memory/1956-37-0x00000000746F0000-0x0000000074DDE000-memory.dmp

        Filesize

        6.9MB

      • memory/1956-1-0x00000000746F0000-0x0000000074DDE000-memory.dmp

        Filesize

        6.9MB

      • memory/1956-2-0x00000000048C0000-0x0000000004900000-memory.dmp

        Filesize

        256KB

      • memory/1956-17-0x0000000000690000-0x00000000006E0000-memory.dmp

        Filesize

        320KB

      • memory/1956-18-0x00000000006E0000-0x0000000000718000-memory.dmp

        Filesize

        224KB

      • memory/1956-19-0x0000000000790000-0x00000000007C6000-memory.dmp

        Filesize

        216KB

      • memory/1956-20-0x0000000002150000-0x000000000219C000-memory.dmp

        Filesize

        304KB

      • memory/1956-21-0x00000000746F0000-0x0000000074DDE000-memory.dmp

        Filesize

        6.9MB

      • memory/1956-24-0x00000000048C0000-0x0000000004900000-memory.dmp

        Filesize

        256KB

      • memory/1956-0-0x0000000000380000-0x0000000000390000-memory.dmp

        Filesize

        64KB

      • memory/2816-26-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-28-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-29-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2816-34-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-36-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-27-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-32-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2816-38-0x0000000074000000-0x00000000746EE000-memory.dmp

        Filesize

        6.9MB

      • memory/2816-39-0x00000000047B0000-0x00000000047F0000-memory.dmp

        Filesize

        256KB

      • memory/2816-40-0x0000000074000000-0x00000000746EE000-memory.dmp

        Filesize

        6.9MB

      • memory/2816-41-0x00000000047B0000-0x00000000047F0000-memory.dmp

        Filesize

        256KB