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Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/07/2024, 13:41

General

  • Target

    0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0.exe

  • Size

    67KB

  • MD5

    e8e26a96733dd058b98d4e55c27accb0

  • SHA1

    c853fd8de6d73502146a532e30e3635718370c1b

  • SHA256

    0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0

  • SHA512

    0b93f5d274f1cc272bb13bad1f36eb4300e6cce0ead1d5fa7dcbff330181ef11d22e96aa9a300da3db920d9cbe2d2dd51bf379f4177934ed85acc040bd53e673

  • SSDEEP

    1536:2AaYzMXqtGNttyeiZnZLYm1L/MF0Vz5gpEaDoc:2AaY46tGNttyeQLYm1L/W0VzBaDP

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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:1352
      • C:\Users\Admin\AppData\Local\Temp\0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0.exe
        "C:\Users\Admin\AppData\Local\Temp\0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2204
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2064
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2528
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a7CE.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2680
            • C:\Users\Admin\AppData\Local\Temp\0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0.exe
              "C:\Users\Admin\AppData\Local\Temp\0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0.exe"
              4⤵
              • Executes dropped EXE
              PID:2676
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • 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:3008
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2596
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2600
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2848
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2800

          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

            270a549dbafb0fb7fa660eadaf0d8a4e

            SHA1

            181c2aaaf54c3e8ffd5922822a41ab14f015153f

            SHA256

            05325bf572907265fc86e58afb52b5f2f27346ba22ef88a9425ad932413598f2

            SHA512

            da76a46ce277feece3fba16b7da68351867831e634354cc0435689cbe0e7274c7cc41cf2e00da31f5a28c5f53aaa9e80aa0b50f02495a600b296041332dc4600

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

            Filesize

            478KB

            MD5

            db764a6fc7542a9957d748715344c062

            SHA1

            cabe984ec76ae92718ce9ad0362ec35d6abf4c9b

            SHA256

            f8ba3098b75413ee7d285b68d8f63ef7ef40e997c0d506d89785ff5777a4a590

            SHA512

            f6e1416e896d3f4b7d8035d783dc051bdf64172d0af8d79f38f68b664110b635acea36313f656f1194beb2fc8da711ba09cdc4635db723408487a35c21d54f90

          • C:\Users\Admin\AppData\Local\Temp\$$a7CE.bat

            Filesize

            721B

            MD5

            d41a47dd67a8a039b12234465e791a30

            SHA1

            b485b0f3ede23f584b5a328293171c65379b01f6

            SHA256

            de55a09c50aa6a0b9eccbe30357813c8df36db3cf86e8b470819de1964ba6917

            SHA512

            49e2f30aca8afef33959b6ebd164c3cb73c8c84bcb3cd64ab4bb9b53782e91c5908e2ac3ce2424134b90c752b4777d90c4a5bcb9d21f8c4cc492e9872a66019f

          • C:\Users\Admin\AppData\Local\Temp\0790d0c831d54314c67d51ba3e686aebdb226718bdad3e8a6e1f13e837968cb0.exe.exe

            Filesize

            33KB

            MD5

            cfcf15f5729649399cfb9b2590c9e80a

            SHA1

            f595a3f2812a29492326e5a0478f3924bcbae545

            SHA256

            b6fde5431374f5cc8a2b6b6953d7c466ce8828faf68c43661a2c0cf87481868f

            SHA512

            bbd925abf352af8962ab5e7d4b76bc4146e806cb0f8fde8a7cc2c13318450b46dd5529f6855065241de56efd72e33f4f9961ef5aa4ba8fd3c1ca312444ac8e19

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            ea65b781652b62c3a0f1d5b57952b05f

            SHA1

            89ab371b083f9d9f72fa05badaa3315eecb7fa8b

            SHA256

            c64152623bb1e50c6c15389011dc85fd00553d4eb5f6acb6250371187db48a0c

            SHA512

            20ef3c08c01e05e8a466e1ede5d4ec0190219bd7252f866da885c77b2d079cac658db130219565dfbce7c132408ebdc15878ccd09ae79df6ff606e25ee5a6eb3

          • C:\Windows\system32\drivers\etc\hosts

            Filesize

            832B

            MD5

            7e3a0edd0c6cd8316f4b6c159d5167a1

            SHA1

            753428b4736ffb2c9e3eb50f89255b212768c55a

            SHA256

            1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

            SHA512

            9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

          • F:\$RECYCLE.BIN\S-1-5-21-3627615824-4061627003-3019543961-1000\_desktop.ini

            Filesize

            8B

            MD5

            6890820ebb29213eaf25c92e56fd41ee

            SHA1

            b926083cf18461657f09f2a4af604f8fafa4ae29

            SHA256

            ddb532e0e9d9e9a382d9f92ef1e5e26eba608b5f3335f1b711d99044240af3f9

            SHA512

            5ebefef8f75ecb9fce8854606cb41402dabf66347ddbbd1075f5b94a5794fc4ca240c615eee930a6eedfd117e011afd8772aba2db2c83df0f376c84e8f512cda

          • memory/1352-29-0x0000000002B00000-0x0000000002B01000-memory.dmp

            Filesize

            4KB

          • memory/2204-0-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2204-18-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3008-33-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3008-19-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3008-3280-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3008-4085-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB