Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 20:43

General

  • Target

    1c1488ee9cdf5b13cb7711149f0092ba.exe

  • Size

    378KB

  • MD5

    1c1488ee9cdf5b13cb7711149f0092ba

  • SHA1

    23523b9326936327625afd57e1a093418d66fec0

  • SHA256

    4e291ae7259a427555d5cb60cdbc5f5a12a82d35e44db7552ee64273edaba685

  • SHA512

    6482f82dd709ff871f1702b947542bcc8b59231ad13a1badf04761863431a77e17c123517aae356708b4a1d4e4bb19c947e0a0bd395b84a18bf84b6a7e8ff9f9

  • SSDEEP

    6144:CREPHiuLaPVRtZcE5ovGc3UP7GduorTh3HNdGu4uhqRLMy1EoWuUb:ZPHrKZl5sD3B5vBggWEdJb

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 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 autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c1488ee9cdf5b13cb7711149f0092ba.exe
    "C:\Users\Admin\AppData\Local\Temp\1c1488ee9cdf5b13cb7711149f0092ba.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3672
    • C:\Documents and Settings\tazebama.dl_
      "C:\Documents and Settings\tazebama.dl_"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      PID:5084
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 756
        3⤵
        • Program crash
        PID:4504
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5084 -ip 5084
    1⤵
      PID:4416

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\tazebama.dl_

            Filesize

            157KB

            MD5

            55ecdef2b36f3bd8672eece50394dc55

            SHA1

            6c96e7f5daa31978bb7382f5d4573d5b928c7e1f

            SHA256

            4bea894f1f1bddba91c0c562c43aa4e0e81588330e8cb5839d59d133d2250d37

            SHA512

            7a658e50b4f6b9f9a402b364c2f2b06413ed0afbffda954b9a210fc8f4578bc802fce0f8a718b4864cc0037d04ab9cccd83baee13984507177ac172832602e79

          • C:\Users\tazebama.dll

            Filesize

            32KB

            MD5

            b6a03576e595afacb37ada2f1d5a0529

            SHA1

            d598d4d0e70dec2ffa2849edaeb4db94fedcc0b8

            SHA256

            1707eaf60aa91f3791aa5643bfa038e9d8141878d61f5d701ebac51f4ae7aaad

            SHA512

            181b7cc6479352fe2c53c3630d45a839cdeb74708be6709c2a75847a54de3ffc1fdac8450270dde7174ecb23e5cb002f8ce39032429a3112b1202f3381b8918c

          • C:\autorun.inf

            Filesize

            126B

            MD5

            163e20cbccefcdd42f46e43a94173c46

            SHA1

            4c7b5048e8608e2a75799e00ecf1bbb4773279ae

            SHA256

            7780bee9df142a17e0457f3dcb2788b50fc2792370089335597d33719126fb7e

            SHA512

            e5ac0ff6b087857799ab70f68067c9dc73eeb93ccfcad87047052380b95ade3e6eb2a7d01a0f850d548a39f4b1ebb60e299d603dbe25c31b9a3585b34a0c65a8

          • C:\zPharaoh.exe

            Filesize

            157KB

            MD5

            168fdb5fb7ff78fb5995b8025ee993d2

            SHA1

            aefc9b873c55a4a3c7fc732c5e858379fc8dfb10

            SHA256

            bc64cc2379c6e85184570d63e4d9c5100ef3704d66e1c923f0a8137876373c0b

            SHA512

            596d7d1c001eb74865b17ba2739338e7acd9d04a6d49d30fa3ebd69d758750b54105c578e2254d2bd763a0b086d51be36838ea053bc06fabb6a37bcea241b87e

          • C:\zPharaoh.exe

            Filesize

            157KB

            MD5

            227682aa012ed286d0b1a5f4009f9731

            SHA1

            205b9e5f3deac9fd5d6001f8e3a38957053e54fa

            SHA256

            8f6b3443139e5296aeecd4febcb8adb51f2dc4f3ce61ee86dac2ace84c88ef37

            SHA512

            400923ff62b5277298534d8fe455a4a4f18d39ab2a2f9d4d7cab30494e0c523f30cef0625d96648cce5af56e501e554c6ea05a426f6412d0e04de35711bf1229

          • memory/3672-0-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3672-9-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3672-11-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3672-13-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/5084-12-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/5084-41-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB