Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    29/10/2023, 02:38

General

  • Target

    7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe

  • Size

    306KB

  • MD5

    02b9be89335e91f1f514263fae443f65

  • SHA1

    4566531e994f12b41f4475d9691b9934a4013484

  • SHA256

    7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11

  • SHA512

    fc36dbcfd747939626c58f43fe6c586ace4323a25e60388ea8ca351b935adc5ae03e5bd89c73831154d6f208e788688d437f3040f0404cdb45df0a388d6e8559

  • SSDEEP

    6144:MVfgPZxJfXaybsYYT6A+TeuL+5/XohWY8/ZPy:OYXJPaS2Td+Tez5/XoYNy

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1224
      • C:\Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe
        "C:\Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2296
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a8601.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2600
          • C:\Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe
            "C:\Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe"
            4⤵
            • Executes dropped EXE
            PID:3060
        • 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:940
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2720
            • 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

              251KB

              MD5

              8ce669e0c5c16e39c632994123c0b7ab

              SHA1

              5edcc020a13794046f13bfe895d38fc14851a913

              SHA256

              4dd26f92c626b4b76622575336966f31d944aee9a848de1599072656a176a3ae

              SHA512

              b28a4bca6c759c4fdec69753e7113781d3f025e4b1697ab6a2e1705f40921b35ffe42fd2f858f809c0159789d0884fa416732ced303e5249e617d927f8b8df0d

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

              Filesize

              471KB

              MD5

              1a0dbecba0dbb963c2f3b0448796d47a

              SHA1

              5c0b5d378d3614fe984ce2915b5720886992da0c

              SHA256

              1ea2fb84177a921bc3df4763c3da53a970e192f93f6175d09696ded019e50cf8

              SHA512

              8e25dc08fa6f280a6bc1ccacb1ce665ab055b5d539f8915915fc7536c90185a221cb0c50a02d34b521b871b8487a155b9c40a5f25df87306e1df24ca7e96da25

            • C:\Users\Admin\AppData\Local\Temp\$$a8601.bat

              Filesize

              722B

              MD5

              46b8235eb9820764129f36abf8028882

              SHA1

              ccdc0556170c76de31d4b6da9e22118987388674

              SHA256

              2a7e1a8c7c0c5aa3dbe45f65da2486191743f4f914134d7ac7e5dff1b8169397

              SHA512

              417fa1daa0d5432e3492912285f14596ef55518833a23f74cf90c128238caea6ff1cc6891e905a623e4fd86e772a6f9080c05604c28927bd83ec6911f78bc760

            • C:\Users\Admin\AppData\Local\Temp\$$a8601.bat

              Filesize

              722B

              MD5

              46b8235eb9820764129f36abf8028882

              SHA1

              ccdc0556170c76de31d4b6da9e22118987388674

              SHA256

              2a7e1a8c7c0c5aa3dbe45f65da2486191743f4f914134d7ac7e5dff1b8169397

              SHA512

              417fa1daa0d5432e3492912285f14596ef55518833a23f74cf90c128238caea6ff1cc6891e905a623e4fd86e772a6f9080c05604c28927bd83ec6911f78bc760

            • C:\Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe

              Filesize

              279KB

              MD5

              eb17e14675dd5c97d4781c246831a1c2

              SHA1

              95ba8daa75dc5169688fbe91ea17aa52d8e7be2d

              SHA256

              cd5fc12ef8d4a49393fe425b80d299058442d242d4c1ccb4dffb1d69a6b219fc

              SHA512

              8ac7ddea3edf5265e678219e07ab22b4739d11beeeb267ebc8d71cfa6bcabf93b7dfd0273cff566d5e51ce0af68dad3ec70b6f24382c19cc1a427c7a076cfe9e

            • C:\Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe.exe

              Filesize

              279KB

              MD5

              eb17e14675dd5c97d4781c246831a1c2

              SHA1

              95ba8daa75dc5169688fbe91ea17aa52d8e7be2d

              SHA256

              cd5fc12ef8d4a49393fe425b80d299058442d242d4c1ccb4dffb1d69a6b219fc

              SHA512

              8ac7ddea3edf5265e678219e07ab22b4739d11beeeb267ebc8d71cfa6bcabf93b7dfd0273cff566d5e51ce0af68dad3ec70b6f24382c19cc1a427c7a076cfe9e

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              fb302bb3e9a63790b545fbae9cf76e95

              SHA1

              36a3ff29e20e8c6a98e0ed0b62facf588e0de5c1

              SHA256

              e431f29fd728f254e78f03cb50ddea4203ab6863abe479d5cd89127a2a2ef391

              SHA512

              3c7b9db7a7030479e800f51971a223773c249758f4e38cff51214034b207cdcf427005476b3177662060e1d049d23d67627baa0548c16cc4db4236d4126d79b4

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              fb302bb3e9a63790b545fbae9cf76e95

              SHA1

              36a3ff29e20e8c6a98e0ed0b62facf588e0de5c1

              SHA256

              e431f29fd728f254e78f03cb50ddea4203ab6863abe479d5cd89127a2a2ef391

              SHA512

              3c7b9db7a7030479e800f51971a223773c249758f4e38cff51214034b207cdcf427005476b3177662060e1d049d23d67627baa0548c16cc4db4236d4126d79b4

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              fb302bb3e9a63790b545fbae9cf76e95

              SHA1

              36a3ff29e20e8c6a98e0ed0b62facf588e0de5c1

              SHA256

              e431f29fd728f254e78f03cb50ddea4203ab6863abe479d5cd89127a2a2ef391

              SHA512

              3c7b9db7a7030479e800f51971a223773c249758f4e38cff51214034b207cdcf427005476b3177662060e1d049d23d67627baa0548c16cc4db4236d4126d79b4

            • C:\Windows\rundl132.exe

              Filesize

              26KB

              MD5

              fb302bb3e9a63790b545fbae9cf76e95

              SHA1

              36a3ff29e20e8c6a98e0ed0b62facf588e0de5c1

              SHA256

              e431f29fd728f254e78f03cb50ddea4203ab6863abe479d5cd89127a2a2ef391

              SHA512

              3c7b9db7a7030479e800f51971a223773c249758f4e38cff51214034b207cdcf427005476b3177662060e1d049d23d67627baa0548c16cc4db4236d4126d79b4

            • F:\$RECYCLE.BIN\S-1-5-21-2085049433-1067986815-1244098655-1000\_desktop.ini

              Filesize

              10B

              MD5

              17de2acd7b02442c9cb0e8c0fccf8e96

              SHA1

              e062bd3af8ffe48988392987af8cbbddddffb804

              SHA256

              af7f402fe1458d28f48714376dd0e26175e667690e61b41c8bd0e61d818822d3

              SHA512

              e04d6d828edc3ef3443dfd40f72f76351bf981a16566cf0f31e60015f588440764461b52be088f549e8a2a6fa41370129e60d36b63b66f9a63c6df89f44fdbd8

            • \Users\Admin\AppData\Local\Temp\7e42bfc91df6de95aa241b7eae0d9b9c5c2b720160f45e211ab8aa1c12e19d11.exe

              Filesize

              279KB

              MD5

              eb17e14675dd5c97d4781c246831a1c2

              SHA1

              95ba8daa75dc5169688fbe91ea17aa52d8e7be2d

              SHA256

              cd5fc12ef8d4a49393fe425b80d299058442d242d4c1ccb4dffb1d69a6b219fc

              SHA512

              8ac7ddea3edf5265e678219e07ab22b4739d11beeeb267ebc8d71cfa6bcabf93b7dfd0273cff566d5e51ce0af68dad3ec70b6f24382c19cc1a427c7a076cfe9e

            • memory/940-40-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-46-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-22-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-3311-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-33-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-1851-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-188-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-99-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/940-93-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1224-30-0x0000000002B40000-0x0000000002B41000-memory.dmp

              Filesize

              4KB

            • memory/2296-21-0x0000000000220000-0x0000000000254000-memory.dmp

              Filesize

              208KB

            • memory/2296-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2296-15-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2296-16-0x0000000000220000-0x0000000000254000-memory.dmp

              Filesize

              208KB

            • memory/2296-32-0x0000000000220000-0x0000000000254000-memory.dmp

              Filesize

              208KB