Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-10-2023 14:52

General

  • Target

    MV ALPHA CONFIDENCE Q88.exe

  • Size

    431KB

  • MD5

    6e2c37cc44994176f0be4341b0e00a81

  • SHA1

    08a4eeee17aa22b02f30e894e9143db2d7807e01

  • SHA256

    990fb39dbcb7f531cf61e9c97392716437a51e84a5af37506f35b23560f2603e

  • SHA512

    b5d053fa55aafaa3ab6f575aa0ab221ce8b0907c557c18d59fdef693a1c36d1617caa55151ede424461e94a0ceb79b1e4f252c5230c4a17b302449bb17a71805

  • SSDEEP

    6144:l0iWylma897wBVaT/yKBzff4dT6k/7n0kLlRUz0DbkSwY7rA6lUD+QWIXJeqOzDU:l0dyYV9HtUd/LACciIcqOzDRRLrJjxu

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.biglifshipping.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    6[p8H(X_rbxr8&*k

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV ALPHA CONFIDENCE Q88.exe
    "C:\Users\Admin\AppData\Local\Temp\MV ALPHA CONFIDENCE Q88.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Users\Admin\AppData\Local\Temp\MV ALPHA CONFIDENCE Q88.exe
      "C:\Users\Admin\AppData\Local\Temp\MV ALPHA CONFIDENCE Q88.exe"
      2⤵
        PID:4472
      • C:\Users\Admin\AppData\Local\Temp\MV ALPHA CONFIDENCE Q88.exe
        "C:\Users\Admin\AppData\Local\Temp\MV ALPHA CONFIDENCE Q88.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2700
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:2012
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:320

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MV ALPHA CONFIDENCE Q88.exe.log

        Filesize

        1KB

        MD5

        489c7565f9b029ba9fadff774073cc98

        SHA1

        56c05089b33ee7e7dfa9e6a2d098164efd8e1150

        SHA256

        10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

        SHA512

        ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

      • memory/320-57-0x00000198795E0000-0x00000198795E1000-memory.dmp

        Filesize

        4KB

      • memory/320-56-0x00000198794D0000-0x00000198794D1000-memory.dmp

        Filesize

        4KB

      • memory/320-55-0x00000198794D0000-0x00000198794D1000-memory.dmp

        Filesize

        4KB

      • memory/320-53-0x00000198794A0000-0x00000198794A1000-memory.dmp

        Filesize

        4KB

      • memory/320-37-0x0000019871140000-0x0000019871150000-memory.dmp

        Filesize

        64KB

      • memory/320-21-0x0000019871040000-0x0000019871050000-memory.dmp

        Filesize

        64KB

      • memory/2700-20-0x00000000056C0000-0x00000000056D0000-memory.dmp

        Filesize

        64KB

      • memory/2700-18-0x0000000006AF0000-0x0000000006AFA000-memory.dmp

        Filesize

        40KB

      • memory/2700-11-0x00000000750D0000-0x0000000075880000-memory.dmp

        Filesize

        7.7MB

      • memory/2700-19-0x00000000750D0000-0x0000000075880000-memory.dmp

        Filesize

        7.7MB

      • memory/2700-13-0x00000000057C0000-0x000000000585C000-memory.dmp

        Filesize

        624KB

      • memory/2700-14-0x00000000056C0000-0x00000000056D0000-memory.dmp

        Filesize

        64KB

      • memory/2700-15-0x0000000006950000-0x00000000069A0000-memory.dmp

        Filesize

        320KB

      • memory/2700-16-0x0000000006B70000-0x0000000006D32000-memory.dmp

        Filesize

        1.8MB

      • memory/2700-17-0x0000000006D40000-0x0000000006DD2000-memory.dmp

        Filesize

        584KB

      • memory/2700-8-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/4680-12-0x00000000750D0000-0x0000000075880000-memory.dmp

        Filesize

        7.7MB

      • memory/4680-0-0x00000000750D0000-0x0000000075880000-memory.dmp

        Filesize

        7.7MB

      • memory/4680-6-0x0000000006990000-0x0000000006F34000-memory.dmp

        Filesize

        5.6MB

      • memory/4680-5-0x00000000062C0000-0x000000000630C000-memory.dmp

        Filesize

        304KB

      • memory/4680-4-0x0000000006270000-0x00000000062A6000-memory.dmp

        Filesize

        216KB

      • memory/4680-3-0x0000000006110000-0x0000000006158000-memory.dmp

        Filesize

        288KB

      • memory/4680-2-0x0000000005070000-0x0000000005080000-memory.dmp

        Filesize

        64KB

      • memory/4680-1-0x0000000000710000-0x0000000000782000-memory.dmp

        Filesize

        456KB