Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 08:05

General

  • Target

    新版网关Srv.exe

  • Size

    112KB

  • MD5

    64956bf404c5abad670a958c45ece564

  • SHA1

    2c071527c691eb001777abaad5b9d5c7ca7c1b53

  • SHA256

    90dd057ac1bdec6b27174681b857af28e2ddd05f84b7536eecd28cf6cc1a1189

  • SHA512

    f636ca0287bf8778d2ed575e4971ba9b158a3636ba6a44b78f4f6978b3cc6ed1575d1878928458d2af00811e30429eb36dda49b8570cf8449fe97a8dd9032bb9

  • SSDEEP

    1536:yxqjQ+P04wsZLnDrC5MXL5uXZnzEDjGCq2iW7zef+hzRsibKplyXTq8OGRnsPFGj:zr8WDrCawnYvGCHymROzoTq0+RO7N

Malware Config

Signatures

  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\新版网关Srv.exe
    "C:\Users\Admin\AppData\Local\Temp\新版网关Srv.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:4736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    31f1eeb2e2e566a234290d9486a482d7

    SHA1

    562253d9c8fe897b2b24742c2ebccfed3290df90

    SHA256

    d6307718f5c61de2c0886f4fb7aaab8d5681c31b84967135f526b30ca131e6ec

    SHA512

    b32a0cfa5434743dec148aef6cc2c1c30f3e128cf7ca3fef25bfa6d3b40e4fdf7e22cf2041657219e41fcf3203d7be4132dece415783c0f3ee669dae9a5c7f12

  • memory/4736-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4736-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4736-87-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4736-89-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB