Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 03:47

General

  • Target

    5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d.exe

  • Size

    5.7MB

  • MD5

    d9af35baab17ae80d820f396e7bfdf07

  • SHA1

    1d633d87b958e76ae91d6f2b4b9fc222e66143b2

  • SHA256

    5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d

  • SHA512

    0e99879aaa43d635faf4fa8fd8b70b7cde573d56fe8e72b6592b907092bce8d3f83b8009583782375ebb405b433de5b57f9907c316375881c0b6f3ce654a0ae8

  • SSDEEP

    49152:IPfPv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTP:OKUgTH2M2m9UMpu1QfLczqssnKSk

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 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 34 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1380
      • C:\Users\Admin\AppData\Local\Temp\5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d.exe
        "C:\Users\Admin\AppData\Local\Temp\5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1568
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1752
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2948
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a189F.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            PID:772
            • C:\Users\Admin\AppData\Local\Temp\5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d.exe
              "C:\Users\Admin\AppData\Local\Temp\5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d.exe"
              4⤵
              • Executes dropped EXE
              PID:2636
          • 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:2628
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2672
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:3000
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2548
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2632

          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

            89a73460685a8ec8c28faa6831606709

            SHA1

            97b9556d1cfb15410d3cc325b7d98969baa64621

            SHA256

            a31c974ecfc6088a80b1494d4d670eb7d68702d46cbcca0b9c6d3ca5f6332d1d

            SHA512

            f5ab38639c051c177cada9aa101c22d96ee1109a508d228d5cfdb3ccde2224f422c48eb0ccb60740cbd9cad8fc089340a3fa5cab84a2d1793400940ce4fb59e9

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

            Filesize

            478KB

            MD5

            5264aab343fc1f53c29d1065346d0010

            SHA1

            db43bc0b28b4ada0c5635db50fd0b64410ab76ad

            SHA256

            d33d56847b353c8207a43aa01cc75527328ebf4bba669e90e29266d1b6fb57dd

            SHA512

            bb4ba1f7c5cae56cef564dd99f1a1fd3e2c656f8004f689a22ea641d886cbb3a19dde3dce5be4cf8cee4ce190170fd8c5390cb9c7c40ae54109559685119a958

          • C:\Users\Admin\AppData\Local\Temp\$$a189F.bat

            Filesize

            722B

            MD5

            735dc23198447d2ba93f91a3f76cee22

            SHA1

            470dcdb648fb10c6bcb2e94a0c1bc663c696f21c

            SHA256

            c55f65822696cbe4eb0fd0789442736d8c7176d661eea282fe6ec741c792aca3

            SHA512

            eeb731f6d412e5a62b8978dc078600e8a522c3050423c93cf789e51b2abc086d7707fd8e42ee6588910edec73c180b164a0305458ee705ba6f275c249661e710

          • C:\Users\Admin\AppData\Local\Temp\5f396a7183b406ceb2e5667fd137c05242d45ae82471d6507e628b8c15ebb10d.exe.exe

            Filesize

            5.7MB

            MD5

            ba18e99b3e17adb5b029eaebc457dd89

            SHA1

            ec0458f3c00d35b323f08d4e1cc2e72899429c38

            SHA256

            f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

            SHA512

            1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            94cd6d8f19aa605f6272e77718e921cc

            SHA1

            e3a27adc311ba10d769eec7d49c4fcd31d5cc8d3

            SHA256

            e4b85b1edd03642cf845907985a60ace501a481804fc68d4862e6c119d3fbc18

            SHA512

            4bc4bf143cc1810ac59b481fe7553e7a34531daa8d32494868e2a9c506d8862ed3a9b590b592b457f1df62627186b9d4c8d773eff6adc0f4b62865fb47a072bb

          • F:\$RECYCLE.BIN\S-1-5-21-2812790648-3157963462-487717889-1000\_desktop.ini

            Filesize

            9B

            MD5

            4f2460b507685f7d7bfe6393f335f1c9

            SHA1

            378d42f114b1515872e58de6662373af31ab8c7b

            SHA256

            47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42

            SHA512

            75dcca6b81ac47511b847a5c35be4bddbee425436f7bfd1347115e18b84f52a16a5c517bda0a5f5d0a1f2541aab80d764932d8018538cb112fa3b6c9977e95eb

          • memory/1380-27-0x00000000029E0000-0x00000000029E1000-memory.dmp

            Filesize

            4KB

          • memory/1568-0-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/1568-17-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2628-31-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2628-18-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2628-3342-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2628-4154-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB