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Analysis

  • max time kernel
    117s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/03/2024, 21:08

General

  • Target

    d488a62a2e788e3b77279f44843f5c2c.exe

  • Size

    2.0MB

  • MD5

    d488a62a2e788e3b77279f44843f5c2c

  • SHA1

    9d9fea9d46ad26eaeb3279e00f3e4a90b89d8414

  • SHA256

    37ac5926807f85059f0910ef874224563a4061e6a3b51db64a9b4c675009cf27

  • SHA512

    e2f3a454b32646e2553ee56cc5d5640a73c2ef685ec29b1fd84a370c40b5b2b72ef1af79127918774ffc4c0dcdcd842e5dd081e96f253edab28cd824cb0a398c

  • SSDEEP

    49152:EO6ogTSNkzURnGbTr/4HnRIDCEyJiq47/SNkzURnGbTr/4:EO6ogTS6zUSTr/4HnCDCVJiq47/S6zUV

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe
    "C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe
      C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2052
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe" /TN m5dCTfVw659f /F
        3⤵
        • Creates scheduled task(s)
        PID:2580
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN m5dCTfVw659f > C:\Users\Admin\AppData\Local\Temp\bSbXp.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2664
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN m5dCTfVw659f
          4⤵
            PID:2612

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\bSbXp.xml

      Filesize

      1KB

      MD5

      04bb6e96e281a49f3a3705c52c2e352c

      SHA1

      3d618c672ec25ea3a2f90b4596aeab5a0bb5273f

      SHA256

      948abfd8ffc2a2fcbe13400776b744d67eef693b13c8f42e2683f60ea554dd62

      SHA512

      a446e0350f3bba05b756723ebb27e208024cec2a7b492a74ab5ca3ac4b9cf8cc0685ad983128e2181dc75100e49f008584befd0e82a6912534dac9224d6d965d

    • C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe

      Filesize

      316KB

      MD5

      5eebc7c62fce68930b877c8df7f121a7

      SHA1

      037687c377bd8284d240544f19519ecb9780e381

      SHA256

      f298f8b3e93a22f7aa73b8ac511d59aa9c2683cbb9240f15710c4c256fb619aa

      SHA512

      e9f46e1c68c4a83f99d83e9dcc6010071eb43fa18e57591fe347e763a167571f110e21f0723144952803c2c24176fdc7954f962fb567d3b8070d9d4af6b15dbc

    • \Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe

      Filesize

      551KB

      MD5

      d2f0c8352cd167f2d6244b557bc69f1b

      SHA1

      10abbb1c0bf95aa01edf49d95d2caabcc1b3a357

      SHA256

      53067017b178c6d7a80a7664b23f3178a55a8b78bd0ea45ec555bcf4b513b4e9

      SHA512

      47f8f6d6542c6f2857f6f6bed42ddfb66eba6695292458efcf6b22c3d279ddb1ba1e8e349d7d8175cb3287ca8112e5e760d8f3f0dce51878f9c3995d7a19bec5

    • memory/2052-19-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2052-21-0x00000000001A0000-0x000000000021E000-memory.dmp

      Filesize

      504KB

    • memory/2052-26-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2052-31-0x0000000000220000-0x000000000028B000-memory.dmp

      Filesize

      428KB

    • memory/2052-54-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2148-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2148-15-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2148-16-0x00000000233B0000-0x000000002360C000-memory.dmp

      Filesize

      2.4MB

    • memory/2148-2-0x0000000000230000-0x00000000002AE000-memory.dmp

      Filesize

      504KB

    • memory/2148-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB