Analysis

  • max time kernel
    185s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 03:19

General

  • Target

    40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe

  • Size

    626KB

  • MD5

    515548a6eaaab86f5cdb8dbc36fa7510

  • SHA1

    301f7c3e5c9107e0863a667f688c694efabadc65

  • SHA256

    40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207

  • SHA512

    d31b149cf9745c3f69b3183d7428365ecff03893af53e36250fcb9b7c842dc5f20c9d36695235ec1eab2c1972d93efbc8c65b048ab8daded77d1f5cfa79440e0

  • SSDEEP

    12288:3+agDvPrPC7/4HrTAThpjtJ/g76P9uS2AiqNeB/vVq+V:3BgDvPby4HnAThdDYGLpiqC/U+

Score
8/10

Malware Config

Signatures

  • ASPack v2.12-2.42 2 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 22 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
  • Program crash 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:2832
      • C:\Users\Admin\AppData\Local\Temp\40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe
        "C:\Users\Admin\AppData\Local\Temp\40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4788
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4836
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:4712
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aAAE.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1392
            • C:\Users\Admin\AppData\Local\Temp\40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe
              "C:\Users\Admin\AppData\Local\Temp\40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe"
              4⤵
              • Executes dropped EXE
              PID:3392
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 380
                5⤵
                • Program crash
                PID:3720
          • 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:1136
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:1264
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1100
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:3240
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2312
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3392 -ip 3392
            1⤵
              PID:4132

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

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

              Filesize

              721B

              MD5

              8165e183dd0ba1b51c4517b96b1bf375

              SHA1

              4267ae583ba891cb5d69d48ec467c409668543b4

              SHA256

              050121063a1e2c1bebfcaeb7bbfb191cf0478df5109db4d5488abbad4d73734b

              SHA512

              10d6576993f17458b4d003056d3be970e2cd2f2f76b23f8749201779d82370c3208f702d91d7327a38354afb1b82850769d53f7fd3e0a13043a082cdcb174fe2

            • C:\Users\Admin\AppData\Local\Temp\40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe

              Filesize

              593KB

              MD5

              c92e30b27e2ddbc5338c4f2091fdf72e

              SHA1

              183f92cca56c360d94edf8e2730a50f31d0f0ab4

              SHA256

              4ca3f2b1497c1431ab5e5824371dcb7ec14b81719f9c4d872f6956079a4b33d3

              SHA512

              0ea0289f3d690acdd986570b5ab8931e530dc00fc3e783f3113b859ee6027993ef968d53b23ed79e36864963ca12c8c0445ba62771ccdd0bd368c9612c8bd7fe

            • C:\Users\Admin\AppData\Local\Temp\40396138dfeacfff5a2f7c1d2717d60134220afd1e1191efa22ca85751ea7207.exe.exe

              Filesize

              593KB

              MD5

              c92e30b27e2ddbc5338c4f2091fdf72e

              SHA1

              183f92cca56c360d94edf8e2730a50f31d0f0ab4

              SHA256

              4ca3f2b1497c1431ab5e5824371dcb7ec14b81719f9c4d872f6956079a4b33d3

              SHA512

              0ea0289f3d690acdd986570b5ab8931e530dc00fc3e783f3113b859ee6027993ef968d53b23ed79e36864963ca12c8c0445ba62771ccdd0bd368c9612c8bd7fe

            • C:\Windows\Logo1_.exe

              Filesize

              33KB

              MD5

              d43daf773462ac788440bca5e211e3dc

              SHA1

              5969f39cc42b47f1683d0205c64e8cb79b9b1435

              SHA256

              c7f9f29f3d6033dd4dce10b8678891a8c6fe15c3baa90ce265c24bc510daa674

              SHA512

              8503fc525294a9e4195e1d2beb13d86cbb9625e4df4e7ec04844ef6a061e6c925fb8b735f90470033e6b2ee8c56116ae7352114d0ba9d535d4c11b601def7bec

            • C:\Windows\Logo1_.exe

              Filesize

              33KB

              MD5

              d43daf773462ac788440bca5e211e3dc

              SHA1

              5969f39cc42b47f1683d0205c64e8cb79b9b1435

              SHA256

              c7f9f29f3d6033dd4dce10b8678891a8c6fe15c3baa90ce265c24bc510daa674

              SHA512

              8503fc525294a9e4195e1d2beb13d86cbb9625e4df4e7ec04844ef6a061e6c925fb8b735f90470033e6b2ee8c56116ae7352114d0ba9d535d4c11b601def7bec

            • C:\Windows\rundl132.exe

              Filesize

              33KB

              MD5

              d43daf773462ac788440bca5e211e3dc

              SHA1

              5969f39cc42b47f1683d0205c64e8cb79b9b1435

              SHA256

              c7f9f29f3d6033dd4dce10b8678891a8c6fe15c3baa90ce265c24bc510daa674

              SHA512

              8503fc525294a9e4195e1d2beb13d86cbb9625e4df4e7ec04844ef6a061e6c925fb8b735f90470033e6b2ee8c56116ae7352114d0ba9d535d4c11b601def7bec

            • memory/1100-145-0x0000000000000000-mapping.dmp

            • memory/1136-136-0x0000000000000000-mapping.dmp

            • memory/1136-146-0x0000000000400000-0x000000000043F000-memory.dmp

              Filesize

              252KB

            • memory/1136-150-0x0000000000400000-0x000000000043F000-memory.dmp

              Filesize

              252KB

            • memory/1264-140-0x0000000000000000-mapping.dmp

            • memory/1392-135-0x0000000000000000-mapping.dmp

            • memory/2312-149-0x0000000000000000-mapping.dmp

            • memory/3240-148-0x0000000000000000-mapping.dmp

            • memory/3392-143-0x0000000000000000-mapping.dmp

            • memory/4712-134-0x0000000000000000-mapping.dmp

            • memory/4788-139-0x0000000000400000-0x000000000043F000-memory.dmp

              Filesize

              252KB

            • memory/4788-132-0x0000000000400000-0x000000000043F000-memory.dmp

              Filesize

              252KB

            • memory/4836-133-0x0000000000000000-mapping.dmp