Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 01:22

General

  • Target

    e729da2fca140963a6979142d6073d80e946864a6b2929625af80e7bd4b0de09.exe

  • Size

    144KB

  • MD5

    268fde243ffd12e5951f036ef16a703b

  • SHA1

    8b48a7f3d3ac279c15630fc51d191d1af3c6803b

  • SHA256

    e729da2fca140963a6979142d6073d80e946864a6b2929625af80e7bd4b0de09

  • SHA512

    e810ef88369cae68d9fce933c84449802728574eaae539232306d7be0dc1b68c9e96eddc72a42236c39690250c71bae2f9af8207add522e4ac2e029c5d325e66

  • SSDEEP

    1536:JxqjQ+P04wsmJC776VocmQ3Tj9wc8ACrv4QKOhwne/7n8wbwjRfNlNnsEBw6cit:sr85CX6V73CUCrv4zOwezkRfL3cu

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\e729da2fca140963a6979142d6073d80e946864a6b2929625af80e7bd4b0de09.exe
    "C:\Users\Admin\AppData\Local\Temp\e729da2fca140963a6979142d6073d80e946864a6b2929625af80e7bd4b0de09.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:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\e729da2fca140963a6979142d6073d80e946864a6b2929625af80e7bd4b0de09.exe

    Filesize

    103KB

    MD5

    f3726141347ce6aa8d7da9e84a9d4133

    SHA1

    51eedbc6a5412e116434ff97c422b9ef0cfe33e7

    SHA256

    e24e6617b6d2ac4d6acc4be5394687738c17a01492723d4f0e45bfce54f10331

    SHA512

    61eb930eef60e2c797626c5411538d00b2cced4a23563ded12bd52a19674e81d43e0d6f2699209ce2a2474650fa8c97308b2a20e13631d6953ecb62f01ab262e

  • memory/2244-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2244-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2244-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB