Analysis

  • max time kernel
    143s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2023 06:18

General

  • Target

    Qfegtu.exe

  • Size

    194KB

  • MD5

    a8926cfefd4e4f3ddc9d8720983a4672

  • SHA1

    f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74

  • SHA256

    83faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362

  • SHA512

    611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459

  • SSDEEP

    1536:DM24LqnX0QsvKf4m/4qXlvZJJflJATUcC7T+T0tfHgVEbFM2FND64c+:D+vDmQqflSLCOuHIERMKND643

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6760797270:AAECTf5-db7M39Lx0qzBnaqnlAtUljrK5Pg/sendMessage?chat_id=5262627523

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 17 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 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 6 IoCs
  • Adds Run key to start application 2 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 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
    "C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
      C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
      2⤵
        PID:4220
      • C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
        C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
        2⤵
        • Checks computer location settings
        • Adds Run key to start application
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3096
        • C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Qfegtu.exe"
          3⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4308
        • C:\ProgramData\Synaptics\Synaptics.exe
          "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\ProgramData\Synaptics\Synaptics.exe
            C:\ProgramData\Synaptics\Synaptics.exe
            4⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:1652
            • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
              "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
              5⤵
              • Executes dropped EXE
              • Accesses Microsoft Outlook profiles
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • outlook_office_path
              • outlook_win_path
              PID:1460
    • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
      1⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:564
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:3288
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4160

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Synaptics\Synaptics.exe

        Filesize

        194KB

        MD5

        a8926cfefd4e4f3ddc9d8720983a4672

        SHA1

        f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74

        SHA256

        83faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362

        SHA512

        611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459

      • C:\ProgramData\Synaptics\Synaptics.exe

        Filesize

        194KB

        MD5

        a8926cfefd4e4f3ddc9d8720983a4672

        SHA1

        f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74

        SHA256

        83faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362

        SHA512

        611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459

      • C:\ProgramData\Synaptics\Synaptics.exe

        Filesize

        194KB

        MD5

        a8926cfefd4e4f3ddc9d8720983a4672

        SHA1

        f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74

        SHA256

        83faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362

        SHA512

        611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459

      • C:\ProgramData\Synaptics\Synaptics.exe

        Filesize

        194KB

        MD5

        a8926cfefd4e4f3ddc9d8720983a4672

        SHA1

        f964791303ce5fd8a51c8ca3eb9fdb9cbd259e74

        SHA256

        83faafb87f3e0ba23d01e4d4bda9eabf50f9301673bf32640b8204e3fe249362

        SHA512

        611f4f8a76c248c536c551e8936daffcab66e921cf9796d763c9bd620f6e15419db3280d2b0c23680b08ad4efa6b7262ac0b7fa6fb22a61e93fe5c1f929fc459

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

        Filesize

        125KB

        MD5

        97b16bd4569166c3b37f9cedaa3f118c

        SHA1

        86d800adc3674e543ef5d41de5f472f911916324

        SHA256

        27db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba

        SHA512

        024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe

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

        Filesize

        125KB

        MD5

        97b16bd4569166c3b37f9cedaa3f118c

        SHA1

        86d800adc3674e543ef5d41de5f472f911916324

        SHA256

        27db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba

        SHA512

        024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe

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

        Filesize

        125KB

        MD5

        97b16bd4569166c3b37f9cedaa3f118c

        SHA1

        86d800adc3674e543ef5d41de5f472f911916324

        SHA256

        27db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba

        SHA512

        024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe

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

        Filesize

        125KB

        MD5

        97b16bd4569166c3b37f9cedaa3f118c

        SHA1

        86d800adc3674e543ef5d41de5f472f911916324

        SHA256

        27db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba

        SHA512

        024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe

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

        Filesize

        125KB

        MD5

        97b16bd4569166c3b37f9cedaa3f118c

        SHA1

        86d800adc3674e543ef5d41de5f472f911916324

        SHA256

        27db338ce0470a1cefdfc5a1100f2326795945a3ba08bc420b6af532a7518aba

        SHA512

        024b381722a5d16fbe010f8e9f78cdf26d7236cc07506aa71631b6b41dcea8c2d1e8cfce91b9b4ad7d15b708f85c4246ea1f731a2a20cf761baf99d6ddf611fe

      • C:\Users\Admin\AppData\Local\Temp\Qbecq64J.xlsm

        Filesize

        17KB

        MD5

        e566fc53051035e1e6fd0ed1823de0f9

        SHA1

        00bc96c48b98676ecd67e81a6f1d7754e4156044

        SHA256

        8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

        SHA512

        a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

      • memory/564-228-0x00007FF946E10000-0x00007FF946E20000-memory.dmp

        Filesize

        64KB

      • memory/564-237-0x00007FF944DB0000-0x00007FF944DC0000-memory.dmp

        Filesize

        64KB

      • memory/564-230-0x00007FF946E10000-0x00007FF946E20000-memory.dmp

        Filesize

        64KB

      • memory/564-231-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/564-235-0x00007FF946E10000-0x00007FF946E20000-memory.dmp

        Filesize

        64KB

      • memory/564-229-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/564-234-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/564-233-0x00007FF946E10000-0x00007FF946E20000-memory.dmp

        Filesize

        64KB

      • memory/564-236-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/564-232-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/564-227-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/564-226-0x00007FF946E10000-0x00007FF946E20000-memory.dmp

        Filesize

        64KB

      • memory/564-238-0x00007FF944DB0000-0x00007FF944DC0000-memory.dmp

        Filesize

        64KB

      • memory/564-260-0x00007FF986D90000-0x00007FF986F85000-memory.dmp

        Filesize

        2.0MB

      • memory/1460-258-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/1460-224-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/1460-259-0x0000000005B70000-0x0000000005B80000-memory.dmp

        Filesize

        64KB

      • memory/1460-225-0x0000000005B70000-0x0000000005B80000-memory.dmp

        Filesize

        64KB

      • memory/1652-255-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/1652-160-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/1652-257-0x00000000011E0000-0x00000000011E1000-memory.dmp

        Filesize

        4KB

      • memory/1652-254-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/1652-253-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/1652-163-0x00000000011E0000-0x00000000011E1000-memory.dmp

        Filesize

        4KB

      • memory/1652-162-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/2276-147-0x0000000005710000-0x0000000005720000-memory.dmp

        Filesize

        64KB

      • memory/2276-155-0x0000000005710000-0x0000000005720000-memory.dmp

        Filesize

        64KB

      • memory/2276-161-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/2276-153-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/2276-145-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/3096-19-0x00000000030F0000-0x00000000030F1000-memory.dmp

        Filesize

        4KB

      • memory/3096-12-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/3096-11-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/3096-14-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/3096-18-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/3096-142-0x0000000000400000-0x00000000004E2000-memory.dmp

        Filesize

        904KB

      • memory/4160-277-0x000001726E040000-0x000001726E050000-memory.dmp

        Filesize

        64KB

      • memory/4160-299-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-296-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-295-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-310-0x0000017276260000-0x0000017276261000-memory.dmp

        Filesize

        4KB

      • memory/4160-294-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-293-0x0000017276620000-0x0000017276621000-memory.dmp

        Filesize

        4KB

      • memory/4160-261-0x000001726DF40000-0x000001726DF50000-memory.dmp

        Filesize

        64KB

      • memory/4160-307-0x0000017276270000-0x0000017276271000-memory.dmp

        Filesize

        4KB

      • memory/4160-305-0x0000017276260000-0x0000017276261000-memory.dmp

        Filesize

        4KB

      • memory/4160-298-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-304-0x0000017276270000-0x0000017276271000-memory.dmp

        Filesize

        4KB

      • memory/4160-303-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-302-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-297-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-300-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4160-301-0x0000017276640000-0x0000017276641000-memory.dmp

        Filesize

        4KB

      • memory/4308-149-0x0000000005E60000-0x0000000006022000-memory.dmp

        Filesize

        1.8MB

      • memory/4308-150-0x0000000005D30000-0x0000000005DC2000-memory.dmp

        Filesize

        584KB

      • memory/4308-151-0x0000000005CD0000-0x0000000005CDA000-memory.dmp

        Filesize

        40KB

      • memory/4308-139-0x00000000000B0000-0x00000000000D4000-memory.dmp

        Filesize

        144KB

      • memory/4308-152-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4308-148-0x0000000005C40000-0x0000000005C90000-memory.dmp

        Filesize

        320KB

      • memory/4308-154-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

        Filesize

        64KB

      • memory/4308-146-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

        Filesize

        64KB

      • memory/4308-144-0x00000000049F0000-0x0000000004A8C000-memory.dmp

        Filesize

        624KB

      • memory/4308-140-0x0000000073540000-0x0000000073CF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4756-7-0x00000000752E0000-0x0000000075A90000-memory.dmp

        Filesize

        7.7MB

      • memory/4756-1-0x00000000752E0000-0x0000000075A90000-memory.dmp

        Filesize

        7.7MB

      • memory/4756-2-0x0000000004D10000-0x0000000004D20000-memory.dmp

        Filesize

        64KB

      • memory/4756-3-0x0000000006030000-0x00000000060E0000-memory.dmp

        Filesize

        704KB

      • memory/4756-0-0x0000000000390000-0x00000000003C6000-memory.dmp

        Filesize

        216KB

      • memory/4756-4-0x0000000006150000-0x00000000061E8000-memory.dmp

        Filesize

        608KB

      • memory/4756-5-0x0000000006310000-0x00000000063A8000-memory.dmp

        Filesize

        608KB

      • memory/4756-6-0x00000000063D0000-0x000000000641C000-memory.dmp

        Filesize

        304KB

      • memory/4756-8-0x0000000004D10000-0x0000000004D20000-memory.dmp

        Filesize

        64KB

      • memory/4756-9-0x0000000006AF0000-0x0000000007094000-memory.dmp

        Filesize

        5.6MB

      • memory/4756-15-0x00000000752E0000-0x0000000075A90000-memory.dmp

        Filesize

        7.7MB