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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
    22/07/2024, 14:21

General

  • Target

    a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4.exe

  • Size

    87KB

  • MD5

    87c6053235fc9e8545d4bef7f94feda4

  • SHA1

    12962584a5fd22e2d81af1cde8176f3844f8013f

  • SHA256

    a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4

  • SHA512

    c747564f3f805e93260c198f37b656444a7e7c716d283d4a8f479fc43319102a64c146911099b305df42fd217ed60ddf2b19023cf17f27dfba3de0c22a4b4beb

  • SSDEEP

    1536:eFcx1ae9n40g9i/qo6SKH/RbUi+QLcnC/ZMaRiIu/r:eFfZQioJKmnCRMaRiTT

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:1236
      • C:\Users\Admin\AppData\Local\Temp\a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4.exe
        "C:\Users\Admin\AppData\Local\Temp\a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2936
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2704
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2756
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a93A8.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2920
            • C:\Users\Admin\AppData\Local\Temp\a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4.exe
              "C:\Users\Admin\AppData\Local\Temp\a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4.exe"
              4⤵
              • Executes dropped EXE
              PID:2724
          • 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:2828
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2124
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2888
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2604
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2684

          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\$$a93A8.bat

            Filesize

            722B

            MD5

            eeaf3566575163249196827e41561693

            SHA1

            15bd52ec65ba179f3fb92df3e61302e4366f4f15

            SHA256

            dcd750910ab9a64e0ef9d6c42ca9cc2db37f361f22ea4abc8ac207f71f13c245

            SHA512

            609181c7d2478afd05e780a9c66e73d13ae40469c3f1249e85b22ca35acde063b93107aac0c30adbff12ec94ce90106c0e8963c282d09575a0a9e8a34cecc0e2

          • C:\Users\Admin\AppData\Local\Temp\a9690d282fa4128d217afa3f114eefdc04caf3ee8b5ab66641473fee6362fdf4.exe.exe

            Filesize

            53KB

            MD5

            87912631f20ab91421228cd219922519

            SHA1

            71a90e384de55c6f5257466e53f6c0add270a01d

            SHA256

            fcfdb5e2601430a674f599e054f65471e42cb18f8484aa8d8eb38f0c6f4e9c6d

            SHA512

            0843a6a6a1e7e6d394db8d939e5e11ddfbed917e262dcb41fddee490d7e1657d45edd93fa2e734a6d8419b2f935ef53c0185d626a83ef1e7d53db8e261f8fc8a

          • 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

            9B

            MD5

            5e286801abdc6ca5d3091665a72ecd7c

            SHA1

            87e0b4601ab0b05784a1059a45d72d807b0e2cbb

            SHA256

            131ccc46b756e5373dc2f2d37625bfb980a48f2f2287585da364166cf2e709b5

            SHA512

            51506d6adb68cca9e21fcddfe9672b91352cdb4f3c5b8c2da40219c73d2e7724776cd8701ff68449720c0aa398fe4f7665dabae2bd5147d42c5b6882c99f0bf1

          • memory/1236-28-0x0000000001CF0000-0x0000000001CF1000-memory.dmp

            Filesize

            4KB

          • memory/2828-20-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2828-30-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2828-1818-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2828-3516-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2828-6345-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2936-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2936-18-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2936-12-0x00000000003B0000-0x00000000003ED000-memory.dmp

            Filesize

            244KB