Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 03:48

General

  • Target

    df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f.exe

  • Size

    369KB

  • MD5

    d2608c5d6acdb488822a98bc9c05ccb1

  • SHA1

    9bd80d75b362e22bee0d1843013a762f0cf24c4b

  • SHA256

    df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f

  • SHA512

    fc6db7792b0d4a98c637c7e55ac55f34e670898467309bb4ec403d13c16dadbd65ededf4567c8d4d6a0d5d1c714c31e278cb11f4e718e1f2d63f2ea743f0fd7f

  • SSDEEP

    6144:IG5KOzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:IPmU66b5zhVymA/XSRh

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 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1220
      • C:\Users\Admin\AppData\Local\Temp\df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f.exe
        "C:\Users\Admin\AppData\Local\Temp\df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2356
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2300
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$aE72.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2528
            • C:\Users\Admin\AppData\Local\Temp\df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f.exe
              "C:\Users\Admin\AppData\Local\Temp\df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f.exe"
              4⤵
              • Executes dropped EXE
              PID:2724
          • 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:2504
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2556
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:3052
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2720
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2428

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          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\$$aE72.bat

            Filesize

            721B

            MD5

            2743c8a4f9278017f739d10eba08da0e

            SHA1

            27c7868bb8f7554c6a6c9af0d78001fa8c745784

            SHA256

            35ff085d51cead77afe2fa5a9be734bcb4a4206516360309437b5c7c0fcd4200

            SHA512

            5c805e4f906e54a1bd5bca45d8d0c012c63cfabdb09ed685ec51efd6ab086cf3757fc749e7471c8903d160d6677f45a9e27e03f2cc5c7825f3f7eaa9615f9db4

          • C:\Users\Admin\AppData\Local\Temp\df9c322cdd8ee5859d3cf7a9f4c2ef511f5d8580b30b3d48f82805ae37e4c40f.exe.exe

            Filesize

            335KB

            MD5

            40ac62c087648ccc2c58dae066d34c98

            SHA1

            0e87efb6ddfe59e534ea9e829cad35be8563e5f7

            SHA256

            482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

            SHA512

            0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            94cd6d8f19aa605f6272e77718e921cc

            SHA1

            e3a27adc311ba10d769eec7d49c4fcd31d5cc8d3

            SHA256

            e4b85b1edd03642cf845907985a60ace501a481804fc68d4862e6c119d3fbc18

            SHA512

            4bc4bf143cc1810ac59b481fe7553e7a34531daa8d32494868e2a9c506d8862ed3a9b590b592b457f1df62627186b9d4c8d773eff6adc0f4b62865fb47a072bb

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

            Filesize

            9B

            MD5

            4f2460b507685f7d7bfe6393f335f1c9

            SHA1

            378d42f114b1515872e58de6662373af31ab8c7b

            SHA256

            47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42

            SHA512

            75dcca6b81ac47511b847a5c35be4bddbee425436f7bfd1347115e18b84f52a16a5c517bda0a5f5d0a1f2541aab80d764932d8018538cb112fa3b6c9977e95eb

          • memory/1220-29-0x0000000002E30000-0x0000000002E31000-memory.dmp

            Filesize

            4KB

          • memory/1684-15-0x00000000002B0000-0x00000000002F0000-memory.dmp

            Filesize

            256KB

          • memory/1684-18-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/1684-17-0x00000000002B0000-0x00000000002F0000-memory.dmp

            Filesize

            256KB

          • memory/1684-0-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2504-20-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2504-33-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2504-3320-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2504-4143-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB