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Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 04:49

General

  • Target

    0f093ca17d1c977cf961fbe12cc41ba1.exe

  • Size

    771KB

  • MD5

    0f093ca17d1c977cf961fbe12cc41ba1

  • SHA1

    7fb30065e98d1c704ab28db3c5d80be2f15309fd

  • SHA256

    c9c0d68929faea7b9c6be6ef837832e66e9abe6cbf66da5842dd57105c40acd6

  • SHA512

    400fb547cf26e324d405f1335e628f2e1bc660ee4e0052d8079188bf8df12bcba3ce873ffb047a949a5d6597136a430f80f5312578d8d78af2b2aa013bd71a3c

  • SSDEEP

    12288:Bwy7gm4oqcK8I+SCxWJHfIfl8YsfNj299b10VHmDXTuFaa2AtyGTKOF25ZoJJyhO:P0RZx9dCmYt99b10hJaothZ2/T6FBBB

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f093ca17d1c977cf961fbe12cc41ba1.exe
    "C:\Users\Admin\AppData\Local\Temp\0f093ca17d1c977cf961fbe12cc41ba1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2396
    • C:\Users\Admin\AppData\Local\Temp\0f093ca17d1c977cf961fbe12cc41ba1.exe
      C:\Users\Admin\AppData\Local\Temp\0f093ca17d1c977cf961fbe12cc41ba1.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarB5B.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\0f093ca17d1c977cf961fbe12cc41ba1.exe

    Filesize

    771KB

    MD5

    fcbcc1629b377c49a22182cdf2d1c3e8

    SHA1

    df8fcc3a6b61d136654e73255cad8055be358790

    SHA256

    8cc9c484c747b1429ee14a4bad3a1f28d15d7348a76a61fe7c08cb2bb0e51b1d

    SHA512

    fee12018c052300f2973e0c79feb29d75040a0ec9b6bd2a7d5385c47593af7d83b49434ec8f7bde728a663fc7530cdab5b8c48b1fb8e38dd868780da542f7004

  • memory/2396-1-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2396-2-0x0000000000370000-0x00000000003D6000-memory.dmp

    Filesize

    408KB

  • memory/2396-14-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2396-0-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2396-12-0x0000000001470000-0x00000000014D6000-memory.dmp

    Filesize

    408KB

  • memory/2936-20-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2936-23-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2936-29-0x0000000001470000-0x00000000014CF000-memory.dmp

    Filesize

    380KB

  • memory/2936-17-0x0000000000370000-0x00000000003D6000-memory.dmp

    Filesize

    408KB

  • memory/2936-82-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2936-84-0x00000000095D0000-0x000000000960C000-memory.dmp

    Filesize

    240KB

  • memory/2936-88-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB