Overview

overview

10

Static

static

10

8912318818...c8.exe

windows7-x64

10

8912318818...c8.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    95s
  • 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
    10/10/2024, 23:36

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General

  • Target

    8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8.exe

  • Size

    155KB

  • MD5

    28d3452e3a020dbdde2cf875189b9cbd

  • SHA1

    2709d09d678383f74885ec3cfac22e8779f253b2

  • SHA256

    8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8

  • SHA512

    02e96f7eb11875f2e5d82acae5c91b080d6598541332d4f517a47d5b534db5a9640354bf41b0b3b996654b9ef088eabdb9655307b3c458fe13fa3e59aee5792e

  • SSDEEP

    1536:JxqjQ+P04wsmJCetHADVbGE44vOt2n5zPu4VBXLYXzXwl4ePtVBXLYXzXwl4ePd/:sr85CeuDnvO4n5iYB8DAp/B8DApFEHY5

Score
10/10
neshtadiscoverypersistencespywarestealer

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.

    persistencespywareneshta
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
    persistence
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • 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.

    discovery
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8.exe
    "C:\Users\Admin\AppData\Local\Temp\8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8.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
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\3582-490\8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4052
      • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
        dw20.exe -x -s 848
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:4016

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

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\3582-490\8912318818359377b46555824dee75422d0de33348f7651514f68d46ca114bc8.exe
    Filesize

    115KB

    MD5

    1b51463ece33173584e291cbe8960b1b

    SHA1

    8ef37da8b58f230e9e932246bb9cd627cd63f7f6

    SHA256

    c1053a03014098523bc777d3c7fc0366db213e826d81df9af703219aaf89466d

    SHA512

    d23a2dff347dfa9af5e5548c7abb873ebd68357cda4c1a6858694e8f95c7b4908afbab38710b07beaf84c213a7bbb95f55948b8ad97730b1fecba07f570a5356

    Download Submit

  • memory/1272-108-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/1272-109-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/1272-111-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/4052-12-0x00007FFD360B5000-0x00007FFD360B6000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4052-13-0x000000001C350000-0x000000001C81E000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/4052-14-0x00007FFD35E00000-0x00007FFD367A1000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/4052-15-0x000000001BC90000-0x000000001BD2C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/4052-16-0x000000001C820000-0x000000001C8C6000-memory.dmp

    Filesize

    664KB

    Download

  • memory/4052-19-0x00007FFD35E00000-0x00007FFD367A1000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/4052-24-0x00007FFD35E00000-0x00007FFD367A1000-memory.dmp

    Filesize

    9.6MB

    Download