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
    16-12-2024 23:59

General

  • Target

    96a879adcb93aab8473a2fef51ac5b4d976930c29cb4f9d65959d3dd7c407683.exe

  • Size

    2.6MB

  • MD5

    f43b3d59ebbb84bc7a65017514e32dd8

  • SHA1

    436fa39bb1a4e6fa41cb81a1fa6e1f564d01c030

  • SHA256

    96a879adcb93aab8473a2fef51ac5b4d976930c29cb4f9d65959d3dd7c407683

  • SHA512

    cb538d0a926c0ebe330a0e379fa36725e430a88de3818dd24edba34a1332fdb464c81b5822a8287d46a02589c6609fbe73752f1095046de24ea29bf479d498ed

  • SSDEEP

    24576:Jcg5+B3FcrDCLihtjqHziKSis26X3w/65urcGxAj5CGSsYANkrXv8xilsKmdB1It:Jl0kDiutjqHsw6wrl8Ci4LeilsKmvat

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
  • 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\96a879adcb93aab8473a2fef51ac5b4d976930c29cb4f9d65959d3dd7c407683.exe
    "C:\Users\Admin\AppData\Local\Temp\96a879adcb93aab8473a2fef51ac5b4d976930c29cb4f9d65959d3dd7c407683.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:320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\96a879adcb93aab8473a2fef51ac5b4d976930c29cb4f9d65959d3dd7c407683.exe

    Filesize

    2.6MB

    MD5

    9b7bc75fd9a2db2ff004f9f220e6db96

    SHA1

    96cc578e8c088e2cc694c004fdc1b839c8b00b91

    SHA256

    e6abd209c3dc562195304c06768b923d01d795baabe8229f589235b53c2df15d

    SHA512

    3bb821083578a6b26dd1cd666dbaf51608b60b7184684371a9851e75d0a90b0a344fd347f89a6cb41a1ac5490b5f71e5c4898c6dafc01698ad921bf55bb29340

  • memory/320-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/320-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/320-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB