Analysis

  • max time kernel
    194s
  • max time network
    193s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 00:03

General

  • Target

    8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185.exe

  • Size

    1.1MB

  • MD5

    010ef94907f5876e46be0ed87689fde9

  • SHA1

    7c142550561efe5f513d269f134a6d15ce28d24c

  • SHA256

    8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185

  • SHA512

    d14f04995edf513e0540e2cbf7657da25e5bd4d1ad602d72ccf13d84dc938c2950e6aae96329fc50ce14cb7120d79ab05539c0d917ae3a82bb97f509e65b6ae9

  • SSDEEP

    24576:lurGpIFO+xYcXvbNqzuxHozoi0a9SwY1S4o0DoNy0p:lu0IPfbNq6xmoi8w+S4B0p

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 IoCs
  • 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
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185.exe
    "C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185.exe
      "C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2912
      • C:\Users\Admin\AppData\Roaming\nice.exe
        "C:\Users\Admin\AppData\Roaming\nice.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: SetClipboardViewer
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2564
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        PID:660
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"
        3⤵
          PID:1368
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2596
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
            4⤵
            • Creates scheduled task(s)
            PID:1756
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
          3⤵
            PID:2484
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
          2⤵
            PID:2840
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2844
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
              3⤵
              • Creates scheduled task(s)
              PID:616
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
            2⤵
              PID:1432
          • C:\Windows\system32\taskeng.exe
            taskeng.exe {E7A4260D-0992-4B17-AE11-24F41E15E0A9} S-1-5-21-3750544865-3773649541-1858556521-1000:XOCYHKRS\Admin:Interactive:[1]
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:2204
            • C:\Users\Admin\AppData\Roaming\avast\avast.exe
              C:\Users\Admin\AppData\Roaming\avast\avast.exe
              2⤵
              • Executes dropped EXE
              PID:552

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\avast\avast.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\avast\avast.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\avast\avast.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\nice.exe

            Filesize

            167KB

            MD5

            67116bbc2d6f3a2212ff78d9c96ddb15

            SHA1

            538c8f71a6acd1331d1303076e19deaf2d85ea24

            SHA256

            206f4bcb7d00ec25dc741dce65ec1f316ced92c1eb739a6326a8dae13524f9e1

            SHA512

            2e81170a3e14e8da89c370cf9916feaf2fe118bac6c91f74b4d332cc3855103053c463120c02b3db5c56ef88b89f96efa1a5cea9ce256bc622ec4ad66118c0b8

          • C:\Users\Admin\AppData\Roaming\nice.exe

            Filesize

            167KB

            MD5

            67116bbc2d6f3a2212ff78d9c96ddb15

            SHA1

            538c8f71a6acd1331d1303076e19deaf2d85ea24

            SHA256

            206f4bcb7d00ec25dc741dce65ec1f316ced92c1eb739a6326a8dae13524f9e1

            SHA512

            2e81170a3e14e8da89c370cf9916feaf2fe118bac6c91f74b4d332cc3855103053c463120c02b3db5c56ef88b89f96efa1a5cea9ce256bc622ec4ad66118c0b8

          • \Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • \Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • \Users\Admin\AppData\Roaming\nice.exe

            Filesize

            167KB

            MD5

            67116bbc2d6f3a2212ff78d9c96ddb15

            SHA1

            538c8f71a6acd1331d1303076e19deaf2d85ea24

            SHA256

            206f4bcb7d00ec25dc741dce65ec1f316ced92c1eb739a6326a8dae13524f9e1

            SHA512

            2e81170a3e14e8da89c370cf9916feaf2fe118bac6c91f74b4d332cc3855103053c463120c02b3db5c56ef88b89f96efa1a5cea9ce256bc622ec4ad66118c0b8

          • memory/552-76-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/552-77-0x0000000000A90000-0x0000000000B32000-memory.dmp

            Filesize

            648KB

          • memory/552-78-0x0000000000620000-0x0000000000660000-memory.dmp

            Filesize

            256KB

          • memory/660-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/660-57-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-63-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-67-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/660-51-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-52-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-60-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-53-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-54-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/660-66-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2104-3-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2104-1-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2104-0-0x0000000000DD0000-0x0000000000EF8000-memory.dmp

            Filesize

            1.2MB

          • memory/2104-42-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2104-2-0x0000000000C30000-0x0000000000C70000-memory.dmp

            Filesize

            256KB

          • memory/2104-4-0x0000000000C30000-0x0000000000C70000-memory.dmp

            Filesize

            256KB

          • memory/2104-5-0x0000000004C10000-0x0000000004D48000-memory.dmp

            Filesize

            1.2MB

          • memory/2564-38-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2564-45-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2564-37-0x0000000000CB0000-0x0000000000CE0000-memory.dmp

            Filesize

            192KB

          • memory/2564-48-0x0000000004420000-0x0000000004460000-memory.dmp

            Filesize

            256KB

          • memory/2568-40-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2568-62-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2568-47-0x0000000004950000-0x0000000004990000-memory.dmp

            Filesize

            256KB

          • memory/2568-46-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2568-41-0x0000000004950000-0x0000000004990000-memory.dmp

            Filesize

            256KB

          • memory/2568-49-0x0000000000370000-0x000000000039C000-memory.dmp

            Filesize

            176KB

          • memory/2568-36-0x0000000000C80000-0x0000000000D22000-memory.dmp

            Filesize

            648KB

          • memory/2912-20-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2912-22-0x0000000000320000-0x0000000000328000-memory.dmp

            Filesize

            32KB

          • memory/2912-39-0x0000000074B90000-0x000000007527E000-memory.dmp

            Filesize

            6.9MB

          • memory/2912-19-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2912-17-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2912-15-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2912-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2912-11-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2912-10-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2912-8-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2912-6-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB