Analysis

  • max time kernel
    141s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    01/11/2023, 14:18

General

  • Target

    NEAS.beb31fde74524596e2ad3fd6a485fc80.exe

  • Size

    39KB

  • MD5

    beb31fde74524596e2ad3fd6a485fc80

  • SHA1

    1e5bfffafa835b55f8faf5ac62ab700a67880cc5

  • SHA256

    ca9bfda680b7a06943508826f2aafd88c5694add4633700a8121778faf44c842

  • SHA512

    5d695037c250d899fe47ddd319afd17f9ed1d8c22e12a563415ab82334a5a5be36c2d1acf1305747d4b81347fbb5e7a5d5c5b3e892a23016ae7863347b5db576

  • SSDEEP

    768:5XULQpuS786FmZTzLFBpWz1dIlWHC+PwXeMmQ2B731QvtVLUgo:5XDuSVFmZTzLRWz1dwWHC+YDmQ2B73wA

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.beb31fde74524596e2ad3fd6a485fc80.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.beb31fde74524596e2ad3fd6a485fc80.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1696
    • C:\Users\Admin\AppData\Local\Temp\budha.exe
      "C:\Users\Admin\AppData\Local\Temp\budha.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2388

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab49EE.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar4A4E.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

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

    Filesize

    39KB

    MD5

    f6bf834af966c1c71a9c9222282e0a10

    SHA1

    918c2d2f465d6c7c910f6e41c81eea981f5107b0

    SHA256

    9cc79e25a835508ef6a2ec4d956ffbc21af7c2122c3d13c26ac65c9dac235fcf

    SHA512

    c9e2213a7cb1ba88433148425940c0c4b088bcd7e711c4e0cdb37d00affe8258a0156571084fd9ec20f696508a3c4a98be8371f15b4f2c37476610f3f89eb981

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

    Filesize

    39KB

    MD5

    f6bf834af966c1c71a9c9222282e0a10

    SHA1

    918c2d2f465d6c7c910f6e41c81eea981f5107b0

    SHA256

    9cc79e25a835508ef6a2ec4d956ffbc21af7c2122c3d13c26ac65c9dac235fcf

    SHA512

    c9e2213a7cb1ba88433148425940c0c4b088bcd7e711c4e0cdb37d00affe8258a0156571084fd9ec20f696508a3c4a98be8371f15b4f2c37476610f3f89eb981

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

    Filesize

    39KB

    MD5

    f6bf834af966c1c71a9c9222282e0a10

    SHA1

    918c2d2f465d6c7c910f6e41c81eea981f5107b0

    SHA256

    9cc79e25a835508ef6a2ec4d956ffbc21af7c2122c3d13c26ac65c9dac235fcf

    SHA512

    c9e2213a7cb1ba88433148425940c0c4b088bcd7e711c4e0cdb37d00affe8258a0156571084fd9ec20f696508a3c4a98be8371f15b4f2c37476610f3f89eb981

  • memory/1696-9-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1696-10-0x00000000028D0000-0x00000000028D9000-memory.dmp

    Filesize

    36KB

  • memory/1696-0-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1696-3-0x00000000028F0000-0x0000000002CF0000-memory.dmp

    Filesize

    4.0MB

  • memory/1696-1-0x00000000028E0000-0x00000000028E1000-memory.dmp

    Filesize

    4KB

  • memory/2388-11-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2388-12-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2388-14-0x00000000026F0000-0x0000000002AF0000-memory.dmp

    Filesize

    4.0MB

  • memory/2388-86-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB