Analysis

  • max time kernel
    120s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 01:00

General

  • Target

    cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe

  • Size

    715KB

  • MD5

    07a0a5e8a40142d008967397e6262127

  • SHA1

    3b82f1e8dfb20ce349cf78a5e2b150c27516700d

  • SHA256

    cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da

  • SHA512

    dd4a92f7cba7043a64df227cd1474706d675b365ff3623505a1299d66d83449fbfee4f8b2e654a4b6052f127b14a61f30d7072ba4119f0f58c968539f03005e8

  • SSDEEP

    12288:2CMR7e1amGg9n2LJEM7KtwMP/hgo69K/Hk0tE/Howy9EXX+5LkR:4ev2LGtwMB6EHc/HowFOY

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Uses the VBS compiler for execution 1 TTPs
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe
    "C:\Users\Admin\AppData\Local\Temp\cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2480
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZxvvdKxPYjZoi.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:804
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZxvvdKxPYjZoi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF82B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3192
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:3864
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
          PID:2976
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          2⤵
            PID:4924
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:5016

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d3dyoksy.ane.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmpF82B.tmp

          Filesize

          1KB

          MD5

          5558560653a6f2a2602883000f712e1f

          SHA1

          7be8ff6c585f453b0aa7842137073a252dc8a343

          SHA256

          5b8341d17d9012c2b5ecd5d65d08b7226bc3195689bdc7cd0cfdfcf7b71ad48d

          SHA512

          41bdb9c115ee07b0995b879aa87ed41b1a9bdd377464bf3ac1a3f4c5da1bd42c718b785f49dc47fc0d0e54b761ce7edcd16f207f5e0c130ef36debf9c7ed6acd

        • memory/804-52-0x0000000008190000-0x000000000880A000-memory.dmp

          Filesize

          6.5MB

        • memory/804-58-0x0000000007D90000-0x0000000007DA4000-memory.dmp

          Filesize

          80KB

        • memory/804-63-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/804-60-0x0000000007E70000-0x0000000007E78000-memory.dmp

          Filesize

          32KB

        • memory/804-59-0x0000000007E90000-0x0000000007EAA000-memory.dmp

          Filesize

          104KB

        • memory/804-22-0x0000000005860000-0x0000000005882000-memory.dmp

          Filesize

          136KB

        • memory/804-23-0x0000000005A00000-0x0000000005A66000-memory.dmp

          Filesize

          408KB

        • memory/804-57-0x0000000007D80000-0x0000000007D8E000-memory.dmp

          Filesize

          56KB

        • memory/804-56-0x0000000007D50000-0x0000000007D61000-memory.dmp

          Filesize

          68KB

        • memory/804-55-0x0000000007DD0000-0x0000000007E66000-memory.dmp

          Filesize

          600KB

        • memory/804-16-0x0000000002F30000-0x0000000002F66000-memory.dmp

          Filesize

          216KB

        • memory/804-17-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/804-20-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/804-21-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/804-19-0x0000000005B30000-0x0000000006158000-memory.dmp

          Filesize

          6.2MB

        • memory/804-54-0x0000000007BC0000-0x0000000007BCA000-memory.dmp

          Filesize

          40KB

        • memory/804-53-0x0000000007B50000-0x0000000007B6A000-memory.dmp

          Filesize

          104KB

        • memory/804-51-0x0000000007810000-0x00000000078B3000-memory.dmp

          Filesize

          652KB

        • memory/804-50-0x0000000006DF0000-0x0000000006E0E000-memory.dmp

          Filesize

          120KB

        • memory/804-40-0x00000000709F0000-0x0000000070A3C000-memory.dmp

          Filesize

          304KB

        • memory/804-24-0x0000000006160000-0x00000000061C6000-memory.dmp

          Filesize

          408KB

        • memory/804-39-0x00000000077C0000-0x00000000077F2000-memory.dmp

          Filesize

          200KB

        • memory/804-37-0x0000000006800000-0x000000000681E000-memory.dmp

          Filesize

          120KB

        • memory/804-38-0x0000000006840000-0x000000000688C000-memory.dmp

          Filesize

          304KB

        • memory/2480-1-0x0000000000640000-0x00000000006F6000-memory.dmp

          Filesize

          728KB

        • memory/2480-9-0x00000000747CE000-0x00000000747CF000-memory.dmp

          Filesize

          4KB

        • memory/2480-8-0x0000000006920000-0x000000000693E000-memory.dmp

          Filesize

          120KB

        • memory/2480-10-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/2480-36-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/2480-4-0x0000000005210000-0x0000000005564000-memory.dmp

          Filesize

          3.3MB

        • memory/2480-11-0x0000000006C10000-0x0000000006C7C000-memory.dmp

          Filesize

          432KB

        • memory/2480-3-0x0000000005170000-0x0000000005202000-memory.dmp

          Filesize

          584KB

        • memory/2480-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

          Filesize

          4KB

        • memory/2480-2-0x0000000005720000-0x0000000005CC4000-memory.dmp

          Filesize

          5.6MB

        • memory/2480-7-0x0000000005D80000-0x0000000005E1C000-memory.dmp

          Filesize

          624KB

        • memory/2480-6-0x0000000005710000-0x000000000571A000-memory.dmp

          Filesize

          40KB

        • memory/2480-5-0x00000000747C0000-0x0000000074F70000-memory.dmp

          Filesize

          7.7MB

        • memory/5016-25-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/5016-64-0x0000000006BE0000-0x0000000006C30000-memory.dmp

          Filesize

          320KB

        • memory/5016-65-0x0000000006E00000-0x0000000006FC2000-memory.dmp

          Filesize

          1.8MB