Analysis

  • max time kernel
    127s
  • max time network
    156s
  • 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 06:20

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).

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 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:4796
    • C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
      C:\Users\Admin\AppData\Local\Temp\Qfegtu.exe
      2⤵
        PID:2160
      • 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:4448
        • 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:1652
        • 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:3704
          • 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:4636
            • 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:1388

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    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

    • memory/1388-230-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1388-227-0x0000000005140000-0x0000000005150000-memory.dmp

      Filesize

      64KB

    • memory/1388-226-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1652-154-0x0000000005240000-0x0000000005250000-memory.dmp

      Filesize

      64KB

    • memory/1652-149-0x00000000060B0000-0x0000000006100000-memory.dmp

      Filesize

      320KB

    • memory/1652-143-0x0000000004FA0000-0x000000000503C000-memory.dmp

      Filesize

      624KB

    • memory/1652-148-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1652-146-0x0000000005240000-0x0000000005250000-memory.dmp

      Filesize

      64KB

    • memory/1652-152-0x0000000006230000-0x000000000623A000-memory.dmp

      Filesize

      40KB

    • memory/1652-151-0x00000000062A0000-0x0000000006332000-memory.dmp

      Filesize

      584KB

    • memory/1652-150-0x00000000063D0000-0x0000000006592000-memory.dmp

      Filesize

      1.8MB

    • memory/1652-132-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1652-86-0x0000000000610000-0x0000000000634000-memory.dmp

      Filesize

      144KB

    • memory/3704-153-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3704-155-0x00000000051F0000-0x0000000005200000-memory.dmp

      Filesize

      64KB

    • memory/3704-147-0x00000000051F0000-0x0000000005200000-memory.dmp

      Filesize

      64KB

    • memory/3704-165-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3704-145-0x0000000072D40000-0x00000000734F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4448-144-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4448-12-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4448-16-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4448-17-0x0000000001080000-0x0000000001081000-memory.dmp

      Filesize

      4KB

    • memory/4448-14-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4448-11-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4636-159-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4636-161-0x0000000002E60000-0x0000000002E61000-memory.dmp

      Filesize

      4KB

    • memory/4636-229-0x0000000002E60000-0x0000000002E61000-memory.dmp

      Filesize

      4KB

    • memory/4636-228-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4636-225-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4636-223-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4636-160-0x0000000000400000-0x00000000004E2000-memory.dmp

      Filesize

      904KB

    • memory/4796-5-0x0000000005F80000-0x0000000006018000-memory.dmp

      Filesize

      608KB

    • memory/4796-8-0x0000000004C20000-0x0000000004C30000-memory.dmp

      Filesize

      64KB

    • memory/4796-9-0x00000000066A0000-0x0000000006C44000-memory.dmp

      Filesize

      5.6MB

    • memory/4796-4-0x0000000005DC0000-0x0000000005E58000-memory.dmp

      Filesize

      608KB

    • memory/4796-7-0x0000000074AE0000-0x0000000075290000-memory.dmp

      Filesize

      7.7MB

    • memory/4796-6-0x0000000006030000-0x000000000607C000-memory.dmp

      Filesize

      304KB

    • memory/4796-3-0x0000000005CA0000-0x0000000005D50000-memory.dmp

      Filesize

      704KB

    • memory/4796-2-0x0000000004C20000-0x0000000004C30000-memory.dmp

      Filesize

      64KB

    • memory/4796-15-0x0000000074AE0000-0x0000000075290000-memory.dmp

      Filesize

      7.7MB

    • memory/4796-0-0x0000000074AE0000-0x0000000075290000-memory.dmp

      Filesize

      7.7MB

    • memory/4796-1-0x0000000000290000-0x00000000002C6000-memory.dmp

      Filesize

      216KB