Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-03-2024 00:58

General

  • Target

    ccb2ffa0e93b05ecb17ac1853e4a51d0.exe

  • Size

    54KB

  • MD5

    ccb2ffa0e93b05ecb17ac1853e4a51d0

  • SHA1

    df1dce11eebc8452ed7b0276595c303228e9ac62

  • SHA256

    05ad70d2a4db722f8cc72e634b2064262204bbbe3fa288f9c6971a422cc58400

  • SHA512

    6c4cfc9348fda76c6cadfd742b64e18a82d4f7a12a0602bf665ea5fb91a44f5bff5f3cd0ef7e8f943ece0ea89f6aba5be811535764b3ca8cd8301bc8da0631bb

  • SSDEEP

    768:sVKm4GV4ujtuYgFC5IjezJckOyLb172+oEFZ0TORX3iSHWIwjkdLv/kcH5hUDrpd:sQKV1MyVckOG12TGX1HxwjkVnDhI+He

Score
8/10

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 46 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 59 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ccb2ffa0e93b05ecb17ac1853e4a51d0.exe
    "C:\Users\Admin\AppData\Local\Temp\ccb2ffa0e93b05ecb17ac1853e4a51d0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\start_max_bat.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5000
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\redload\1.bat
        3⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:3668
        • C:\Windows\SysWOW64\reg.exe
          reg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?S"" /f
          4⤵
          • Modifies Internet Explorer settings
          • Modifies Internet Explorer start page
          PID:3848
        • C:\Windows\SysWOW64\reg.exe
          reg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?S"" /f
          4⤵
          • Modifies Internet Explorer settings
          • Modifies Internet Explorer start page
          PID:2932
        • C:\Windows\SysWOW64\reg.exe
          reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?S"" /f
          4⤵
            PID:3140
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
            4⤵
            • Modifies registry class
            PID:4360
          • 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\redload\3.bat""" /f
            4⤵
            • Modifies registry class
            PID:2008
          • C:\Windows\SysWOW64\attrib.exe
            attrib +s +h C:\Users\Admin\AppData\Roaming\redload\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}
            4⤵
            • Sets file to hidden
            • Views/modifies file attributes
            PID:4856
          • C:\Windows\SysWOW64\attrib.exe
            attrib +s +h C:\Users\Admin\AppData\Roaming\redload\tmp
            4⤵
            • Sets file to hidden
            • Views/modifies file attributes
            PID:964
          • C:\Windows\SysWOW64\rundll32.exe
            rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\redload\2.inf
            4⤵
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:5080
            • C:\Windows\SysWOW64\runonce.exe
              "C:\Windows\system32\runonce.exe" -r
              5⤵
              • Checks processor information in registry
              • Suspicious use of WriteProcessMemory
              PID:5032
              • C:\Windows\SysWOW64\grpconv.exe
                "C:\Windows\System32\grpconv.exe" -o
                6⤵
                  PID:1692
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32 D:\VolumeDH\inj.dat,MainLoad
              4⤵
                PID:2900
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\redload\2.bat
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1172
                • C:\PROGRA~1\INTERN~1\iexplore.exe
                  C:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://www.cnkankan.com/?82133
                  5⤵
                  • Modifies Internet Explorer settings
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:1756
                  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1756 CREDAT:17410 /prefetch:2
                    6⤵
                    • Modifies Internet Explorer settings
                    • Suspicious use of SetWindowsHookEx
                    PID:1920
                • C:\Windows\SysWOW64\rundll32.exe
                  rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\redload\1.inf
                  5⤵
                    PID:2784
            • C:\Users\Admin\AppData\Local\Temp\inl7D2C.tmp
              C:\Users\Admin\AppData\Local\Temp\inl7D2C.tmp
              2⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:3256
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inl7D2C.tmp > nul
                3⤵
                  PID:3320
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\CCB2FF~1.EXE > nul
                2⤵
                  PID:3852

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\u6vsmf8\imagestore.dat

                Filesize

                1KB

                MD5

                ec75853f0666c8812b5cc9f223be681a

                SHA1

                070bc4c589733fa9ce7fa49f51b7253473e37c36

                SHA256

                86f498fb9a2b955e724326487715189adc68b02c682e41324f23c8ff9a805969

                SHA512

                9889366013434a3ca8a8b28647d276ab1cf13c5733ef21e7a179377ac085223219a9bfed46246c3cb5a1971e62c38ff14a67e475f69e598cd51679d6e2d5c384

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GAXHX86M\favicon[1].ico

                Filesize

                1KB

                MD5

                7ef1f0a0093460fe46bb691578c07c95

                SHA1

                2da3ffbbf4737ce4dae9488359de34034d1ebfbd

                SHA256

                4c62eef22174220b8655590a77b27957f3518b4c3b7352d0b64263b80e728f2c

                SHA512

                68da2c2f6f7a88ae364a4cf776d2c42e50150501ccf9b740a2247885fb21d1becbe9ee0ba61e965dd21d8ee01be2b364a29a7f9032fc6b5cdfb28cc6b42f4793

              • C:\Users\Admin\AppData\Local\Temp\360mohesetup.exe

                Filesize

                794B

                MD5

                1bc415b31cdff50d79ea2a3d7b4ff2c1

                SHA1

                f5ebab61deebc3d7a4a6676a23b982f1418ae6a6

                SHA256

                582ea6421c80adc1de2dcb34fb8db1926e34b49219d99306693166a6b268d412

                SHA512

                ee9718e829fa7c6b2e3b208fe99acd390d704a4ad037fd9b5ae231db184f48146792fb1ac028a69224ddca2c3195ef2aa5353ee6bc7abe01157773f4a6e50e84

              • C:\Users\Admin\AppData\Local\Temp\cdf1912.tmp

                Filesize

                791B

                MD5

                1706b41fd446b5718a8419c0fcb35d55

                SHA1

                d9bb8df22acdc60c754ac14982cf795df3b1b815

                SHA256

                5c6d11ac3f220f8286455764ab2581dcb6554692d3b9974b097364d77edb3943

                SHA512

                68c9f6170ecdfcc79fc63cb646901d2ac52a915620b159047b2c93761c261897eb5ecc15065635105637a61a840d393104c15ea8268897fb8bb2fbc1a56c626e

              • C:\Users\Admin\AppData\Local\Temp\inl7D2C.tmp

                Filesize

                23.6MB

                MD5

                20c3f669ffa97142d9cce1b6a6366eb9

                SHA1

                b2b553d93be34a6c03fa3354285091fbd2836845

                SHA256

                267418a90faf1b2e16fa904aca77afdf0661b550e7c34d4693e52f124cc667fe

                SHA512

                fd386a3e8aac9068d3c94064753f723288c62d0f8012d24e520b24366c53f69fb40d26a5526c7e55ff350f143107a5933c3838c92d5aa0ceaacfb816f007cac1

              • C:\Users\Admin\AppData\Local\Temp\inl7D2C.tmp

                Filesize

                31.2MB

                MD5

                d1b4352996c728a9e9f820fdd6848990

                SHA1

                a6eefca0f7c9b68b7f06cf952a7bd9ffda9092c6

                SHA256

                f7d41d150816ca70427902a766b8dbd9fc57725aea267ab87446ff897c5b9595

                SHA512

                3efbb79ba1daa7db9ff738277edbf9f2e2eeae2c9ad92c9b49414b16fbb9a140efe51b994128a72b22c699a588b63e487e375b361931733d5935d779ba2a9c70

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

                Filesize

                54B

                MD5

                504490369970f1c0eb580afbcdf91618

                SHA1

                b52f65cd538e6c998b2c7e3167f9c8e8fa6c7971

                SHA256

                a13a0579286521f0d7cb55fc7d28c6d33f14c0573e9e69f7584fa4008a8e7d43

                SHA512

                5495ce79abf0fc4ffbfaf9aefa484145f4e0d3e8457be0e2e4dfb1284fb5413016f2d9867e2386db5c4f7b51863bfffeae8ea6bd879053fdf6a928ab2a0857ad

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

                Filesize

                3KB

                MD5

                493c22f6b15f9766ae7c23794fc77da0

                SHA1

                43723ba660dbc1486f717441b58298d33b9f2048

                SHA256

                478b8c2f0dc23db49d62f987ca5e01afde54d7abff647894ad2e38f9d7fde182

                SHA512

                662644aeef7666b23b90b6ce08ea8271a7cb7379bad6920434d045fdcbbcd48b4bbb65620ac4a5c347e376ecf2ff60e115b869c74a28ca7776cf6fc83b01df34

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

                Filesize

                410B

                MD5

                66a1f0147fed7ddd19e9bb7ff93705c5

                SHA1

                9d803c81ea2195617379b880b227892ba30b0bf6

                SHA256

                4f45ce85e221352f7fe26e04968c7f7267dc24b55cf2b72b929b4c90e48cb764

                SHA512

                cfe51756ddec75d240249980a4d27870d15983add25058e4d0da4d8a3ea11384d4d228d6cbc95091f91e516e1ab4dfb1e315941dbd95bf717d4b31936311d597

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

                Filesize

                3KB

                MD5

                0ca2e3d0c4042695b6c5ce203ae6a141

                SHA1

                5f2307f7d21c33029f76df0548736362a51744aa

                SHA256

                9d1b3423218bc0296f1cba6eb3b14160556bcbe7bd0f0ceebcb618288f7770a7

                SHA512

                43763b2e5be5790920c48fc35d0735504eeec962763ee9a4ab1922601829ea83ee270053eea7f1401fb64864cc85b57a0cd3c287b69611d8fe1445a963a63e0f

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

                Filesize

                248B

                MD5

                2197ffb407fb3b2250045c084f73b70a

                SHA1

                3d0efbacba73ac5e8d77f0d25d63fc424511bcf6

                SHA256

                a1a42f5a41ce65135b1ad525eabc04cce89ee07d2f51d06e5e1dea6047081591

                SHA512

                b35a99e144da3f02de71158f58a6b937435d1bce941126a554783c667654b880527b11ba8a5c0fcf093ce28863ea4f5e60f73f8f973a727f177d584d2e9c80fe

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

                Filesize

                5.8MB

                MD5

                ce00dbeb023496d68b1127b7328253f6

                SHA1

                d641bcd39fc7d155d1aa96de674a04139c2cefe6

                SHA256

                762a5275004281d4eb553c9b32fdf31002b53a7584d1c82ac6991b2de20d05ce

                SHA512

                036b3bc4da588be230e3bff8431a2486f7defc265446b7f9ff37a81f9bd753e9d8cf24cddcaeea949d7bc4c03616400b9ae9886ed7c31b26d5d85c06fd545fc1

              • memory/1756-108-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-62-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-67-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-68-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-69-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-65-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-93-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-95-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-98-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-99-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-100-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-101-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-102-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-103-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-104-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-106-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-63-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-110-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-111-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-112-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-115-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-118-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-119-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-66-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-128-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-129-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-130-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-134-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-135-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-136-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-137-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-138-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-143-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-145-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-146-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-144-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-147-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-148-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-150-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-58-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/1756-60-0x00007FFFADD00000-0x00007FFFADD6E000-memory.dmp

                Filesize

                440KB

              • memory/4692-5-0x0000000000520000-0x0000000000545000-memory.dmp

                Filesize

                148KB

              • memory/4692-7-0x0000000000560000-0x0000000000563000-memory.dmp

                Filesize

                12KB

              • memory/4692-152-0x0000000000520000-0x0000000000545000-memory.dmp

                Filesize

                148KB

              • memory/4692-1-0x0000000000560000-0x0000000000563000-memory.dmp

                Filesize

                12KB

              • memory/4692-0-0x0000000000520000-0x0000000000545000-memory.dmp

                Filesize

                148KB