Analysis

  • max time kernel
    146s
  • max time network
    221s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2022, 23:35

General

  • Target

    9772ec3997b12fda5331bb292c208f4e3eec3986bff90eccce1f6eb4c01a657d.exe

  • Size

    57KB

  • MD5

    1dccd06c18bee8fbf43e4bdb7bd1ea7a

  • SHA1

    f5e84c71e9a1d2d722684c48eb1954181d280bfb

  • SHA256

    9772ec3997b12fda5331bb292c208f4e3eec3986bff90eccce1f6eb4c01a657d

  • SHA512

    ae70faa71b01f3138af8899c63a7cb054e720a1bef937b4b9a69e07c8acc3a8f8adccdf234449f84dd36edaa66f12a7dab74fe51ea831a3d5ff6012f53434a7f

  • SSDEEP

    1536:9DtMZxBCImvlJUdAJtetUtF6GAEupbIa2LuQZD:gZGImvQGktUeGP88awhD

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 30 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9772ec3997b12fda5331bb292c208f4e3eec3986bff90eccce1f6eb4c01a657d.exe
    "C:\Users\Admin\AppData\Local\Temp\9772ec3997b12fda5331bb292c208f4e3eec3986bff90eccce1f6eb4c01a657d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\kage2011_check.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:948
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\PPLive\1.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1860
        • C:\PROGRA~1\INTERN~1\iexplore.exe
          C:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://WWw.cnkankan.com/?82133
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1984
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1984 CREDAT:275457 /prefetch:2
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:300
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\1.inf
          4⤵
          • Drops file in Windows directory
          • Suspicious use of AdjustPrivilegeToken
          PID:1596
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\PPLive\2.bat
          4⤵
          • Drops file in Program Files directory
          • Suspicious use of WriteProcessMemory
          PID:828
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
            5⤵
            • Modifies Internet Explorer settings
            • Modifies Internet Explorer start page
            PID:1940
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
            5⤵
            • Modifies Internet Explorer settings
            • Modifies Internet Explorer start page
            PID:1952
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?o"" /f
            5⤵
              PID:1900
            • C:\Windows\SysWOW64\reg.exe
              reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
              5⤵
              • Modifies registry class
              PID:1988
            • C:\Windows\SysWOW64\reg.exe
              reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command" /v "" /d "wscript -e:vbs ""C:\Users\Admin\AppData\Roaming\PPLive\3.bat""" /f
              5⤵
              • Modifies registry class
              PID:896
            • C:\Windows\SysWOW64\attrib.exe
              attrib +s +h C:\Users\Admin\AppData\Roaming\PPLive\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}
              5⤵
              • Sets file to hidden
              • Views/modifies file attributes
              PID:1684
            • C:\Windows\SysWOW64\attrib.exe
              attrib +s +h C:\Users\Admin\AppData\Roaming\PPLive\tmp
              5⤵
              • Sets file to hidden
              • Views/modifies file attributes
              PID:1608
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\2.inf
              5⤵
              • Adds Run key to start application
              • Drops file in Windows directory
              • Suspicious use of AdjustPrivilegeToken
              PID:2012
              • C:\Windows\SysWOW64\runonce.exe
                "C:\Windows\system32\runonce.exe" -r
                6⤵
                • Checks processor information in registry
                PID:760
                • C:\Windows\SysWOW64\grpconv.exe
                  "C:\Windows\System32\grpconv.exe" -o
                  7⤵
                    PID:1920
              • C:\Windows\SysWOW64\rundll32.exe
                rundll32 D:\VolumeDH\inj.dat,MainLoad
                5⤵
                  PID:1032
          • C:\Users\Admin\AppData\Local\Temp\inlFE8D.tmp
            C:\Users\Admin\AppData\Local\Temp\inlFE8D.tmp
            2⤵
            • Executes dropped EXE
            PID:1716
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\9772EC~1.EXE > nul
            2⤵
              PID:1644

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\inlFE8D.tmp

                  Filesize

                  55.2MB

                  MD5

                  38e6fb84c8dd3d57709e64e2c77d71d3

                  SHA1

                  94c579a1e1da039c998e86825c93ea9f20e52d6d

                  SHA256

                  31d1d7858881f568d2429eb78b550e9bf822b05650c77cc97b6caac575e0bbdd

                  SHA512

                  319a63edc1a7cb5da96a6733fa26382009b7b610d969765b23a3405b0f85773ddb5351f2d0be2e259d1245cf896b1265bf9554949769b578babfaa67fcc39922

                • C:\Users\Admin\AppData\Local\Temp\kage2011_check.bat

                  Filesize

                  53B

                  MD5

                  23962a245f75fe25510051582203aff1

                  SHA1

                  20832a3a1179bb2730194d2f7738d41d5d669a43

                  SHA256

                  1abcea214b9b2bd76cc04be07ae2d4d70371e6ca443d99f4f1327afe7a5fc647

                  SHA512

                  dc36b64f2dbb710652900a31295c148760b0c44eae13515aa29613916c9dffe3d8e55ba61568f7c27b43bf0c341f7dcd4b9c721f81627fc6bb915b15c358fe80

                • C:\Users\Admin\AppData\Local\Temp\winrar_config.tmp

                  Filesize

                  555B

                  MD5

                  458a331595f313d6bd4ac9cfd0a769c8

                  SHA1

                  74dffa252fbbf48b8f27900a0b77b339c4678115

                  SHA256

                  2387b151c34a6ee91d2f8a47976ec35c9fc6ea9ecbe0330e156a3a00d51cc0b2

                  SHA512

                  5b84b8bd34ab1816a2301330e6778fa1cb97c42eafee18c876aa73da26b4d7d1475def53558e2a69baf318c26b3227666a9c6fb4cb7d26d662ac2a7273970d26

                • C:\Users\Admin\AppData\Roaming\PPLive\1.bat

                  Filesize

                  3KB

                  MD5

                  b7c5e3b416b1d1b5541ef44662e1a764

                  SHA1

                  8bff7ea2be2f3cf29f2381d8007198b5991ca3ae

                  SHA256

                  f1a2f9fdebb3cac24756e53fa5e1628b2bd1cc130480c1878e3b3bc880575cd1

                  SHA512

                  65dbd6a7a7cf6fec00e6b0f1d7d5655769e6087ad09cad74c91c5a3395e675ac8f9df5c7185327e6f8dd03ddb60504400f54237d9e4b53c8b08e7e3d41ee61fc

                • C:\Users\Admin\AppData\Roaming\PPLive\1.inf

                  Filesize

                  492B

                  MD5

                  34c14b8530e1094e792527f7a474fe77

                  SHA1

                  f71c4e9091140256b34c18220d1dd1efab1f301d

                  SHA256

                  fe0dfb3458bfe2a3632d365e00765fa10f14d62e7dfa8b70a055c7eb9fdb6713

                  SHA512

                  25bb09b526e1e9f5c6052f1f7c36b37c956c1b5649936af8df3abfcf120c931f3d2603e17a061cb99d8c8074bfb1973a5423cce89762fca53cd46aeb3e8944a2

                • C:\Users\Admin\AppData\Roaming\PPLive\2.bat

                  Filesize

                  3KB

                  MD5

                  6b78cb8ced798ca5df5612dd62ce0965

                  SHA1

                  5a9c299393b96b0bf8f6770e3c7b0318a9e2e0cf

                  SHA256

                  81f64f42edfac2863a55db8fabd528c4eefc67f7e658cad6a57eeec862e444e3

                  SHA512

                  b387ba10021f3284d1406d520a2c8b3ba0c87922d67c79394c1aa50c631194519ac6bb5b898956533f040d48e1c7b202734e0075f8fc8c8bfab82c8ef359b28e

                • C:\Users\Admin\AppData\Roaming\PPLive\2.inf

                  Filesize

                  247B

                  MD5

                  ca436f6f187bc049f9271ecdcbf348fa

                  SHA1

                  bf8a548071cfc150f7affb802538edf03d281106

                  SHA256

                  6cdfa9b7f0e1e4ee16bc8ce5d7448d47ea8866c1f55f3e56be5c2a4d183ca534

                  SHA512

                  d19e20aabddad6b0284f8c1d473e9180f30b49d4d8b54f26e7c8630228e16b1f6ba04023c5e8b1993d8a10d97adcfff683b216f79b9981bf16181641aebdd591

                • C:\Users\Admin\AppData\Roaming\PPLive\4.bat

                  Filesize

                  12.3MB

                  MD5

                  e39bc7385b14fb51d979c94f72388241

                  SHA1

                  c954ba104ec1126a2b30176ebafef445644c0867

                  SHA256

                  fc234505aa0ec6a4d78e4cecc94fddbbdcbe255e5d128cf73fe48d284763db95

                  SHA512

                  787ee48689b79b8f6af37994d49862d2fcabf04b8fe191510e7b8f821edfa2319560da1243c2e8b49b3f24d5b13de65f7d4558d5449a7beb85c7435ac8afb72c

                • \Users\Admin\AppData\Local\Temp\inlFE8D.tmp

                  Filesize

                  53.8MB

                  MD5

                  68dbe657ee4c4f107e3b5373d7038eaa

                  SHA1

                  40c13cc3abd423b20b86b36598c86dfbf4f63c7c

                  SHA256

                  f2ac992280ac9961dd55ac59d2c6de2b29be05ccfdc16e20b9d64531dda94059

                  SHA512

                  866567f8a0db5acaff5156ffa0ff9c233d49c34e5e4a313920fecf07a5587637d3508706e952c4d6e72019c48ebbf1c8c28377f096348591c8f9f4e2af586f6f

                • \Users\Admin\AppData\Local\Temp\inlFE8D.tmp

                  Filesize

                  38.7MB

                  MD5

                  08addb2c458b13c87646cd17d65521da

                  SHA1

                  4ac929d1f75fcf81b22eace9e7951db45c846487

                  SHA256

                  3925e9cf2e4212b0657f3cc768b8700075cd75e352a8ce631ff2ecfc671cace5

                  SHA512

                  085b4aa59a7c18e1323cb014df37bdc7da3c90b9a0b55172a16c6a2071938907a492372da887365baa04cdfa627883a1c148f8ce248a604424d94857e95bd80a

                • memory/1788-85-0x0000000001270000-0x0000000001296000-memory.dmp

                  Filesize

                  152KB

                • memory/1788-54-0x0000000076411000-0x0000000076413000-memory.dmp

                  Filesize

                  8KB

                • memory/1788-62-0x0000000000D90000-0x0000000000D9F000-memory.dmp

                  Filesize

                  60KB

                • memory/1788-56-0x0000000000020000-0x0000000000023000-memory.dmp

                  Filesize

                  12KB

                • memory/1788-55-0x0000000001270000-0x0000000001296000-memory.dmp

                  Filesize

                  152KB