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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 02:39

General

  • Target

    0bf37a2e303b272bfa457cb81fda60ee.exe

  • Size

    384KB

  • MD5

    0bf37a2e303b272bfa457cb81fda60ee

  • SHA1

    5c7f6afd35e9818458aa54dcc58479c0d34a45eb

  • SHA256

    9fa06fcf8defc5d8fb7bcad83587d21e829358f64b6ac53bf0641c02bb47f52b

  • SHA512

    6d7cf132894666958856b13f1c7befccebd935ee419dca38c9797d28305e5a55af2fd3faf9ae5b99583da728d2fcf41d6257fff3e083afebddff1d72a2a9d508

  • SSDEEP

    6144:qHRpFfAoY1GDFalhVMAPthi/dJ8cD4L7LFkxfhmITTdHurgy6bav8YpMB:4YeDFMhOmhi12GfTFHugy6QMB

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0bf37a2e303b272bfa457cb81fda60ee.exe
    "C:\Users\Admin\AppData\Local\Temp\0bf37a2e303b272bfa457cb81fda60ee.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\ProgramData\cC28321DkBfH28321\cC28321DkBfH28321.exe
      "C:\ProgramData\cC28321DkBfH28321\cC28321DkBfH28321.exe" "C:\Users\Admin\AppData\Local\Temp\0bf37a2e303b272bfa457cb81fda60ee.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\cC28321DkBfH28321\cC28321DkBfH28321

    Filesize

    192B

    MD5

    3f3e677012e15113744f411f35840cd6

    SHA1

    e0c6a51f3127734b884503e07c8fab74dbbed1b8

    SHA256

    d69e9ec0ccb8c8a006debb354f5db071a47f44123223b933e2ffe46b9830ade1

    SHA512

    06581a08668e7f40313c50e81129c98c6e9123cc3d8a1c3cd679a1dd5c2b2d3ce31aa473dcfb8429c85c475ce2e9dcd6ea1395af3cfc28359714e9590e37af2a

  • C:\ProgramData\cC28321DkBfH28321\cC28321DkBfH28321.exe

    Filesize

    92KB

    MD5

    873730e466084e3c1b6f8a05182b9e4a

    SHA1

    d4312ca670b84f888ab322568eaaec934e201c5a

    SHA256

    9640ff95d44d7f0e8970ca3ebe7ea55128426492b6e8e62c1774d4811b987969

    SHA512

    5f8e09a28abe63ca67e49ade0605ef8adcad1d1b339eacc334fab16b94f49f3d97dcfeb99ac3276a26374957c52ec69a4341020cb9e9c250dab6ac1abadc5440

  • \ProgramData\cC28321DkBfH28321\cC28321DkBfH28321.exe

    Filesize

    384KB

    MD5

    84098c9149e8b1bfac88c4e7f123be2e

    SHA1

    608e4d7b7c9859b742f887fb069c0706e9d2ff16

    SHA256

    a935745bc95a9f276cf875a5ba027c2d936b46195851ce210a237ec85b7ed6ab

    SHA512

    923d5429332674f0fcc9fc3edb607500b6285bd72d420b57bb707f58c83664c842dd56544457a69f1575caae35bd8e7b2617d2c5d1e07fe5cea425a0a2899d66

  • memory/2208-0-0x0000000000230000-0x0000000000232000-memory.dmp

    Filesize

    8KB

  • memory/2208-1-0x0000000000400000-0x00000000004EE000-memory.dmp

    Filesize

    952KB

  • memory/2208-17-0x0000000000400000-0x00000000004EE000-memory.dmp

    Filesize

    952KB

  • memory/2648-18-0x0000000000400000-0x00000000004EE000-memory.dmp

    Filesize

    952KB

  • memory/2648-27-0x0000000000400000-0x00000000004EE000-memory.dmp

    Filesize

    952KB

  • memory/2648-36-0x0000000000400000-0x00000000004EE000-memory.dmp

    Filesize

    952KB