Analysis

  • max time kernel
    149s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    09/07/2024, 09:15

General

  • Target

    37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4.exe

  • Size

    179KB

  • MD5

    4938edf116d8ed8647a610f764fe2f86

  • SHA1

    0c8f37dcd821f5d75a3876d7dc3a1c0037680a3e

  • SHA256

    37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4

  • SHA512

    96cbe46302309ccb58034262cc81332f02a6b131b9d0564295ce62b912f900ad06c202d6dc444b77162118caccadb9f6a2c730b07b27b1ad5f1d9c6019db4335

  • SSDEEP

    3072:eFfZQioJKQ1Gny0is1iygSw01IZ1ymklBF5TjZqMNl:mXR3gSZ1IZ1yjrvl

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4.exe
        "C:\Users\Admin\AppData\Local\Temp\37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3008
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3060
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2212
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a9E33.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2092
            • C:\Users\Admin\AppData\Local\Temp\37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4.exe
              "C:\Users\Admin\AppData\Local\Temp\37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4.exe"
              4⤵
              • Executes dropped EXE
              PID:2820
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • 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:2208
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2708
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2836
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2808
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2736

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

            Filesize

            258KB

            MD5

            538c0e088843e61eadb25cbb475031d3

            SHA1

            5c2a1aa7e5a5acb2a05cee2485acc9a69b7ebcbb

            SHA256

            f504681f836f49e82b7f0ab3661a1195efd72a551915949cdcf653ccbd35d4f3

            SHA512

            a4781ea919c673ea87815696b7aa9158dbdfb0cb3ee12fb6213e66a174d75cb271a43dd5b568efef38da670e0559790015569e56fb2e3a47ac6da2a3134158d1

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

            Filesize

            478KB

            MD5

            79d96b6a2771e7783309bf05ebe7b5c1

            SHA1

            b19da11278224b17598d5b6de189892a83196708

            SHA256

            eb38a47ec49f3f376f53aff58def8c3a0e095bad67e2887d3f58bb4a3c71a19e

            SHA512

            72e30060fd922fc37662d762bc647bf85938986d810057926fe86a1622e1b05fc841bab9ee06ee7855071ed27da3d8fe20d41f03ae68c4c76cc720a7e56d4d68

          • C:\Users\Admin\AppData\Local\Temp\$$a9E33.bat

            Filesize

            722B

            MD5

            71acf4bd8e08eb7a2032569b7e99aaa1

            SHA1

            398046a286adb2af83580bc087ec055bd5541e7a

            SHA256

            9a8b60c52191be9040b4ff62bfbc1ee1890cedf84b17281e36462828107a0d03

            SHA512

            0e682736de002622c5466a98b8e1d72f12d32b09f9cf23edb406fadfd16268f11ea7fc67507492ba239a4d999803969c41472dde36ac16aaee648e9c5af759b6

          • C:\Users\Admin\AppData\Local\Temp\37350238d63b609b7b5a41d309726cee24168c240f33c81340524fb8898817c4.exe.exe

            Filesize

            145KB

            MD5

            f0003bbe2ddbc6a86bcd8bb3e59a459e

            SHA1

            72a13c7a33c9262cc60037aeaf120f54a21cdeb6

            SHA256

            6b3875c773db867834fe34c0efe43263908cfd264b77336f4c99977927650914

            SHA512

            7603900304bfd5f31e6165554a30d2dcbaa62d2d60debf55e9e7fb4c8c3d9f86a78725beb435ff9c85bd57562d538d527645cbe5dfbcb73efa9b2c5e600ab7a7

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            117c9521e5d8959b1861c9511c792fea

            SHA1

            8b69af116f9b988e45371c811cbddbadcc067e44

            SHA256

            ec905c17086effa5331a07e7805a26bbe62d94c5e90f5fa55a45c668061285de

            SHA512

            93b85bf1c95bdb8781ff90f88faa4b8a0945067be93390b87ee7ab5830b17b257422cfcfcd87078c5004510e2b553876070813a55faaa578e0b979576a2c0eeb

          • F:\$RECYCLE.BIN\S-1-5-21-2212144002-1172735686-1556890956-1000\_desktop.ini

            Filesize

            8B

            MD5

            d8dca68320777bb03e3a6dbdb7624c4f

            SHA1

            094cbdfea49743824e2aaf9c66082c25da2157b1

            SHA256

            ebe46a39e49fe879afd1b4ac0de5c6c62e8e90342cd71aaaf3ec1d84269e9c6e

            SHA512

            9097e8a3df0ae12235002caaef04951ab586d84ea9db1b9952e684b5ab570a033ba1bf047598fca329652cab23a5ec1516e6cd6dbcbd979fd32b9b8afbdf88cc

          • memory/1208-28-0x00000000029D0000-0x00000000029D1000-memory.dmp

            Filesize

            4KB

          • memory/2208-32-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2208-1579-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2208-3305-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2208-6352-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3008-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3008-34-0x0000000000230000-0x000000000026D000-memory.dmp

            Filesize

            244KB

          • memory/3008-18-0x0000000000230000-0x000000000026D000-memory.dmp

            Filesize

            244KB

          • memory/3008-17-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3008-16-0x0000000000230000-0x000000000026D000-memory.dmp

            Filesize

            244KB