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Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2024, 04:11

General

  • Target

    74e561c19e24a95a15bc91c14fa7b89dc013dbdabfb3513015435344f8e01f22.exe

  • Size

    160KB

  • MD5

    15d73e64dddc048854b253344d4598f5

  • SHA1

    b3aa5b8c56865084ec8413c4c0903a308c099d85

  • SHA256

    74e561c19e24a95a15bc91c14fa7b89dc013dbdabfb3513015435344f8e01f22

  • SHA512

    9dcf06bae4ff9429eb5092a2b506592a88fca0516372c20262c49129e655408532447cef19368260c3d23b4802c14d36fd196968e6926f00631537a54f055f22

  • SSDEEP

    1536:JxqjQ+P04wsmJCGukKD7H6rQaC2Lhmn8gwksv:sr85CGukKD7IQaC28n8gwk8

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

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

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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\74e561c19e24a95a15bc91c14fa7b89dc013dbdabfb3513015435344f8e01f22.exe
    "C:\Users\Admin\AppData\Local\Temp\74e561c19e24a95a15bc91c14fa7b89dc013dbdabfb3513015435344f8e01f22.exe"
    1⤵
    • Checks computer location settings
    • 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:3248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\74e561c19e24a95a15bc91c14fa7b89dc013dbdabfb3513015435344f8e01f22.exe

    Filesize

    120KB

    MD5

    9bf848d1d918bc890e2ae519351b8d53

    SHA1

    eb8e5f2026ba7cd9357c388dfcff8a8daa83c3f4

    SHA256

    90dcb2aa287881c837c302b5114cb7c64f729251a679f5f90af660b9767a2822

    SHA512

    ac9264ec00e3ba82805ec642a075dd07d324cc492b7fbece59864b45013342f450557af29b353c5f2d11778da640884e7e68c73d1de960aba8abda6d385bec97

  • memory/3248-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3248-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3248-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB