Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    01/05/2024, 14:33

General

  • Target

    d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba.exe

  • Size

    970KB

  • MD5

    dd1ba9501a33a15cb1a03f3c87574bbf

  • SHA1

    c8bd088ecd8605a500ac0d5271b3241de9f258b2

  • SHA256

    d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba

  • SHA512

    cf381035b0435bba00a183cc63b93470feba39bb83ef57cc6fd6618fc705edba08b771b863b888e5abf2928b5ecdc3b1ae47386185fde1de9338c48c0d274e41

  • SSDEEP

    12288:f+azbvURKcv8Nh7py6Rmi78gkPH3aPI9vyVg/0paQuj3IdD02fKBjtp/:fBzbRBpDRmi78gkPXlyo0G/jr

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1068
      • C:\Users\Admin\AppData\Local\Temp\d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba.exe
        "C:\Users\Admin\AppData\Local\Temp\d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2196
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2088
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2252
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1FE0.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2960
            • C:\Users\Admin\AppData\Local\Temp\d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba.exe
              "C:\Users\Admin\AppData\Local\Temp\d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:2968
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2496
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2588
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:344
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2388
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2452

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

            Filesize

            484KB

            MD5

            79d4fd1cb70f3844796aa1ea18a238e2

            SHA1

            78d207a7de2aeb85eefc185d894b0b7626e1e1f3

            SHA256

            ccaacc3965c1bdfce8cd1e934895a4563dddf082016e56846966c250bed87d5b

            SHA512

            7a0167cbce49f09ea39e490862b8c371eacf8ce3d74d6a6054e7f0e1df4b307019f5adee03603fcb9d4db2b17841cbc9cf129e9480d70b20c266fe82b3979b33

          • C:\Users\Admin\AppData\Local\Temp\$$a1FE0.bat

            Filesize

            722B

            MD5

            70492412b3d49376d285de935ee74238

            SHA1

            89414b9010a65d69dc3c207dfbace38d94155289

            SHA256

            e8da6ec33e99274b8ec32b07f9c761a684959a2b6c274ee23e7a664550bff989

            SHA512

            43955b2209ebd362b921ae3ea481f2ca93e52ef6c85ff2ab8c0617da3fb817b2dac3686f8f68717cf6ec5507dbe1cb035768bf6bf8f3160da42a9a9397a3351c

          • C:\Users\Admin\AppData\Local\Temp\d7d5fc6e948e133dc2735b31643bbaa56125ec13f708d680d8766d1f56117fba.exe.exe

            Filesize

            930KB

            MD5

            30ac0b832d75598fb3ec37b6f2a8c86a

            SHA1

            6f47dbfd6ff36df7ba581a4cef024da527dc3046

            SHA256

            1ea0839c8dc95ad2c060af7d042c40c0daed58ce8e4524c0fba12fd73e4afb74

            SHA512

            505870601a4389b7ed2c8fecf85835adfd2944cbc10801f74bc4e08f5a0d6ecc9a52052fc37e216304cd1655129021862294a698ed36b3b43d428698f7263057

          • C:\Windows\Logo1_.exe

            Filesize

            39KB

            MD5

            9baf4f78ddf22479a13eb3697ec716c3

            SHA1

            07f0697d06257229f3037aee747c3b9c739625f4

            SHA256

            4e55900657c0f76aa22f59ee18f4b27276a58da7cb117db46d7deebd8e448e22

            SHA512

            f13ab1c6aa4bf9976d2e937fb6c3cb5070db77aeefd620e93a8fdf4c39b12ef262ee7cf3743dca03daccef904b11c09f303136e1e8b84a9929e3a0124bfb9d23

          • F:\$RECYCLE.BIN\S-1-5-21-2721934792-624042501-2768869379-1000\_desktop.ini

            Filesize

            8B

            MD5

            35a8ee2041a708d5071bff39818311c3

            SHA1

            31114ee16a39b8ada4130a94c1c36ed74a563d2a

            SHA256

            b2405b086204a9155a2dabf58717e53695089ece5d0af208cb960473ba350f8b

            SHA512

            f17fa8c794a47b0134ac4d8e83010e8dce1a0f2ab74a400c571d6470737e386f4eb1351be6c5b153dc063c49d333b69ddf67871d2e0ffb3c02d243be0015f1f0

          • memory/1068-28-0x0000000002E80000-0x0000000002E81000-memory.dmp

            Filesize

            4KB

          • memory/2196-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2196-17-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2496-18-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2496-31-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2496-3318-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2496-4140-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB