Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-01-2025 11:04

General

  • Target

    spider.exe

  • Size

    226KB

  • MD5

    2cc214c8c2ad42388b5dff8bc6242012

  • SHA1

    174f80f3deefc0da870f5b54d6a2495f83d755f4

  • SHA256

    3526381b95e916f2272049bdd849089e544231310671ce51b48dda0184a53df1

  • SHA512

    33835742ff31d5fcb251abb701c0b08e21b72ab7ed72e53275361fc13dacf5aa1376b3c3873b92e53d1d8aca355f6eb29b10623a3320568c5caf715bc69478b8

  • SSDEEP

    3072:sr85CDcSNm9V7Dm7i1j0XjuTxqJogYVqJogYg:k9Dc4m9tDm7myGq2Vq2g

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Lockbit

    Ransomware family with multiple variants released since late 2019.

  • Lockbit family
  • Neshta

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

  • Neshta family
  • Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
  • 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
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops desktop.ini file(s) 2 IoCs
  • 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 2 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\spider.exe
    "C:\Users\Admin\AppData\Local\Temp\spider.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:1084
    • C:\Users\Admin\AppData\Local\Temp\3582-490\spider.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\spider.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini

    Filesize

    129B

    MD5

    691e2bb5a8232e9dbd9251b91637bcdb

    SHA1

    317dce3a02de5dc3305968e8769d4faccaf95a5d

    SHA256

    0faa83e2d443ee9db56470f99da3d126725096fab1140dd7eb351f16f9d33c88

    SHA512

    4e15390d111f5978778462c98ec32165828296d0f7c1a050fb6689e267b5382a70cf4b1bada1109be96fe1c7e5d7103d362949778dd409f81e9a0e7e28188b03

  • 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\spider.exe

    Filesize

    186KB

    MD5

    149be3aa2b3b6c5f3cb980cca9e5b53a

    SHA1

    ac52b531b8aa82222f7f27ea9cc7a080e3ecc4d3

    SHA256

    f124c47e8176c4c1132a6df2889a046b4da58facf8cc10c3a1b2e296e25709cc

    SHA512

    e323b97da90389670f2e305e8cbddc4a0a228285cf1ee1f3e728de03f2042b7dc1956638734a59525322d7db82f08f7fd02ab977319c70585aeb8a66fa47c532

  • C:\dfsQPArFx.README.txt

    Filesize

    423B

    MD5

    e1d2c18f4974398cba2452dc526213e7

    SHA1

    02deac51128d0fdfa9a97ae81cc23eb225d1d8cf

    SHA256

    35d7dff06288a2c5479e5f967a671c1c7d41cba16d00ead59ce658418fcffb52

    SHA512

    97289495d55ef13f1f8a78a720254e1676671967ac122d7ba0370282906ec74ba415fd9b7bb4e4c052e2918d4f9f53482d05880031a9dc25754fce2cdea43fa0

  • F:\$RECYCLE.BIN\S-1-5-21-3227495264-2217614367-4027411560-1000\DDDDDDDDDDD

    Filesize

    129B

    MD5

    1305e2cc6914267138a1b4edfe88f74a

    SHA1

    e53c05ad81df7db5955794b5eaafc20624e1b995

    SHA256

    f583510dc259688d1706f8d71da1e2d3e0dfef374fe9d6801b9ace685a373104

    SHA512

    1cd2eadab86b0033b3a9d00161ab6e5dcef4a57663dd040333a3c8e5607e9bdeb2a7ea49926736e335a83a961aa08f50e6db27c07827dbd4911603d24f04d17a

  • memory/1084-3004-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1084-3007-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1084-3005-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1464-11-0x0000000003200000-0x0000000003210000-memory.dmp

    Filesize

    64KB

  • memory/1464-3002-0x0000000003200000-0x0000000003210000-memory.dmp

    Filesize

    64KB

  • memory/1464-3001-0x0000000003200000-0x0000000003210000-memory.dmp

    Filesize

    64KB

  • memory/1464-3003-0x0000000003200000-0x0000000003210000-memory.dmp

    Filesize

    64KB

  • memory/1464-9-0x0000000003200000-0x0000000003210000-memory.dmp

    Filesize

    64KB

  • memory/1464-10-0x0000000003200000-0x0000000003210000-memory.dmp

    Filesize

    64KB