Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    05-08-2024 17:51

General

  • Target

    913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a.exe

  • Size

    3.2MB

  • MD5

    ebf7aa4e3aaf0355ecf7e9bc726aacd8

  • SHA1

    b5032fd28b13c69c2dbfcd3ee01fb418fcd628c3

  • SHA256

    913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a

  • SHA512

    889eb5ea7195c5aa6e43c42d262e18b4c0a767d999efbef57051d5838fd65c791e68ebc563facfc4a5574e00f0f089cfe5b511c1f754d816eb72baf304c5b537

  • SSDEEP

    49152:X7uUd8g4X/jCb21UhH35rTHhrnwtGVyaB3C1CvEqm+eYIDNVU16j/dbr4imHHXN0:/d8/XrU21ArTJnXVyoIqcYAK4MicHN

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 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 6 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1200
      • C:\Users\Admin\AppData\Local\Temp\913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a.exe
        "C:\Users\Admin\AppData\Local\Temp\913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2272
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a8112.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2836
          • C:\Users\Admin\AppData\Local\Temp\913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a.exe
            "C:\Users\Admin\AppData\Local\Temp\913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2632
            • \??\c:\358b0919ffd7e16ae7ed6f5372cd\UPDATE\update.exe
              c:\358b0919ffd7e16ae7ed6f5372cd\\UPDATE\update.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:2152
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2868
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2616
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2780

    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

      8ec5693200766aac9a48e10d50c26ee1

      SHA1

      f9562bd1421aa3528c301b0fef0c6e188b13fb12

      SHA256

      e3bdff080ff3df735721fcd59dafaae137f18608800fccc1bb21249a367720af

      SHA512

      801c05d3f96e72b8a4d6ff6fc7fa7924f3b2fd59011e5cef15d6ccef8fa5bf4f95df3d8cea606ab5390318a613aff579aacd453f7469fa70a3cbe39fb14a57ed

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

      Filesize

      471KB

      MD5

      4cfdb20b04aa239d6f9e83084d5d0a77

      SHA1

      f22863e04cc1fd4435f785993ede165bd8245ac6

      SHA256

      30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

      SHA512

      35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

    • C:\Users\Admin\AppData\Local\Temp\$$a8112.bat

      Filesize

      722B

      MD5

      f31992c1061e61024cd07c3cafeaff46

      SHA1

      b3af3459e0232dc359d3701f9bf038d13dc07165

      SHA256

      275fbee76c502bdc86591eba1e05dc858aee76e4f8b92f3c804bc2eabf5b0a0b

      SHA512

      4a07f2e53ba6400313853027a770ae21dcd2fafb292e02dcf259f391da8f9d19523cf970f28a6f23ce0e3132de7c6dabab6e889015ecb103baecc7071412905d

    • C:\Users\Admin\AppData\Local\Temp\913f2197f8bea852bbb7abfdcd3abae2a7bb2309b4b23e444e24beb7b131a21a.exe.exe

      Filesize

      3.2MB

      MD5

      448447e0ba4560cd558eddb5f5b0809e

      SHA1

      86e1cc622dbf4979717b8f76ad73220cdb70400b

      SHA256

      acd589b57ed104b5e04a7ce28dc166654c09060c9c31ae8e2c9301fa098bbfa5

      SHA512

      77561d2ddfc80f5e97dd49f9eda22c04bb5f0be37ba0432513fd9bfa8e16acce069e7cc4c1be45f3b8ca16fc8e262d17efb5bf45653ff7746c86518a8114eb9f

    • C:\Windows\Logo1_.exe

      Filesize

      26KB

      MD5

      c494780a332c152a0dc7349f3dba1d87

      SHA1

      f3f96e94935a679c5edc295f889c0cabab15a7b6

      SHA256

      e3e429c4d9df580c62d76ee37dc918692182617c6e5d2f6e49fc823f20b27339

      SHA512

      3d83e26143573b99bd8a3c4930f8cd9e986864f3f2d3f6eca21d1fdcff5ca6ea0d1d6b6da5698bd73f19d7ec4dbec866dcb09cc4eb078e621e7001b25e0359d2

    • F:\$RECYCLE.BIN\S-1-5-21-2958949473-3205530200-1453100116-1000\_desktop.ini

      Filesize

      8B

      MD5

      0eba530c95ed92c62635372036e559bf

      SHA1

      d24bedd9e198e4f71f8e9d0dc36351d486609337

      SHA256

      fdac71b01088c649a174d112f28b274807c720c98d39c8ea678b0832f8cd4b39

      SHA512

      7bf606115d882198ab92ff5d7f9f92f83e2e8bb4c2be9601ace2de9d7613938a56ffd51331ae22ff62b47fcc8bb54e9007a0375348a4a37b3b82e59d8ca1f3b1

    • \358b0919ffd7e16ae7ed6f5372cd\UPDATE\update.exe

      Filesize

      737KB

      MD5

      0ff4e4e0dd01e7872d9c2013560fd4a7

      SHA1

      f6a3aa7d551c99c3e9c00c9592c2be1b1cf1a81a

      SHA256

      fadc30d8a636762c424ff4f49d528f22d59c46c20c24c5c4b73badb4deb5e8a1

      SHA512

      8e154e66b6949e93532052a15762db2cbcf9d8dbfce9ef18ae2adcfd126974240716220151d1e59347fb4f094da7ab31701b32d3fdc5726c2da098154319a0b6

    • \??\c:\358b0919ffd7e16ae7ed6f5372cd\UPDATE\UPDSPAPI.dll

      Filesize

      373KB

      MD5

      8d13dfd9d7351b2da87ca237277b6cf3

      SHA1

      a9ef7f91183857ae6dba937f9f95282f6c590a9d

      SHA256

      dc2beb43cefa8840d3ac7d622079870f247f97a205a52cb4794b1d688c155463

      SHA512

      d11eee63de309e2b81a92fa9c72a11c1a587e4491214e1d45ad20cba3677ebf99bf98483bbc7f579d5f830e4ca7473d532abc1c6dd7c64ad455e0cd1bcc9a792

    • \??\c:\358b0919ffd7e16ae7ed6f5372cd\update\branches.inf

      Filesize

      926B

      MD5

      a61274aa24d83a434afddf6a268e061b

      SHA1

      903ffd4cba6df6c51a95f06bae521e0c09dfc885

      SHA256

      ec71fdaf0bd5c0bf985cba55c2f507598fc96d0d314daf4b8dc42f7ad9aa0228

      SHA512

      12be52b5e83db3f15e6cdc43606d36620fd915a885b6271eb08f0cb9997cfe736ae366c43b6473106e493ed035d77cf9a56ce495eb67f468e00ba12169985513

    • \??\c:\358b0919ffd7e16ae7ed6f5372cd\update\update_SP3QFE.inf

      Filesize

      60KB

      MD5

      a7ef70f5666541679a98ea666f07a05c

      SHA1

      02b7288e94157ddf90402c6a178eacbd40df7e7d

      SHA256

      1a852829592ed8b1b7c50b2486772a18aaa8714c12c293d1b008306a41c8e2d4

      SHA512

      b674d54b6ff4a3d505ff7bd3a52124d92a7394854cd59cf64f6ba5c24c1b524a7769067310e8d8e43df12e73cdf43aaec3edfda913be3d17f6ab8ec388f7e73c

    • \??\c:\358b0919ffd7e16ae7ed6f5372cd\update\updatebr.inf

      Filesize

      415B

      MD5

      b4ab410482bd2ee032915b47e2b227e6

      SHA1

      40ce74791a06414f886f37cea4f40665435da9cb

      SHA256

      d70a5b22301762d0050bd7c895c9e589bc15b9080cd067b495c21c66e082afb6

      SHA512

      332e7753afce66ad1e9920e442a8763fbc0ea0feff5d9f21f0898d80b3fffb7fb117a185ced2d8be1ec2418a8e8dc319b0ee2c159707d821f263e331f054b636

    • memory/1200-98-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

      Filesize

      4KB

    • memory/2152-89-0x0000000000170000-0x00000000001CE000-memory.dmp

      Filesize

      376KB

    • memory/2272-0-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2272-16-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-216-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-164-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-210-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-158-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-743-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-1993-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-2208-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-21-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-3453-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2868-151-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB