Analysis

  • max time kernel
    120s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 11:30

General

  • Target

    RQ129990.exe

  • Size

    523KB

  • MD5

    c924f9fd5c158a713bf9fb27c417db9a

  • SHA1

    c2ba795391c96b75544b7b9210a5fafa7def3be0

  • SHA256

    48f2f1fbc52e8fcfff7b95c0cbd735975fe1ec8b383361027b8d3f730cc13c42

  • SHA512

    91b0fd6dcc971673e6a546a63bf7f22c4e66e5aff9fa0728cb7013d90f7596a30b0e828c3c4f0ca00fb10fc6c822798fe96b7a91ae469de37885182934833b3d

  • SSDEEP

    12288:rvohjwfdgVCMtvG22tjNVC3j4b1T8jI1IIyX7bCi:rvo2t2WjNVC3jiTEIy

Malware Config

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
  • 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 6 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\RQ129990.exe
    "C:\Users\Admin\AppData\Local\Temp\RQ129990.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Users\Admin\AppData\Local\Temp\RQ129990.exe
      "C:\Users\Admin\AppData\Local\Temp\RQ129990.exe"
      2⤵
        PID:2724
      • C:\Users\Admin\AppData\Local\Temp\RQ129990.exe
        "C:\Users\Admin\AppData\Local\Temp\RQ129990.exe"
        2⤵
          PID:2684
        • C:\Users\Admin\AppData\Local\Temp\RQ129990.exe
          "C:\Users\Admin\AppData\Local\Temp\RQ129990.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2652

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1444-0-0x0000000000810000-0x000000000089A000-memory.dmp

        Filesize

        552KB

      • memory/1444-1-0x0000000074A30000-0x000000007511E000-memory.dmp

        Filesize

        6.9MB

      • memory/1444-2-0x0000000004DE0000-0x0000000004E20000-memory.dmp

        Filesize

        256KB

      • memory/1444-3-0x0000000000320000-0x0000000000336000-memory.dmp

        Filesize

        88KB

      • memory/1444-4-0x0000000074A30000-0x000000007511E000-memory.dmp

        Filesize

        6.9MB

      • memory/1444-5-0x0000000004DE0000-0x0000000004E20000-memory.dmp

        Filesize

        256KB

      • memory/1444-6-0x0000000000340000-0x0000000000350000-memory.dmp

        Filesize

        64KB

      • memory/1444-7-0x0000000004F30000-0x0000000004F90000-memory.dmp

        Filesize

        384KB

      • memory/1444-24-0x0000000074A30000-0x000000007511E000-memory.dmp

        Filesize

        6.9MB

      • memory/2652-12-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-10-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-14-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2652-18-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-20-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-22-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-8-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2652-23-0x0000000074A30000-0x000000007511E000-memory.dmp

        Filesize

        6.9MB

      • memory/2652-25-0x0000000004A00000-0x0000000004A40000-memory.dmp

        Filesize

        256KB

      • memory/2652-26-0x0000000074A30000-0x000000007511E000-memory.dmp

        Filesize

        6.9MB

      • memory/2652-27-0x0000000004A00000-0x0000000004A40000-memory.dmp

        Filesize

        256KB