Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    21/02/2024, 03:20

General

  • Target

    4cbc69704efc2c428fd13988476430c8ec7e105e56b10c07bff1afa5d8d99c69.exe

  • Size

    181KB

  • MD5

    22b5a513db4af9a232bf0529704e2449

  • SHA1

    f59317dec43682e7ccf5db0d6d8a6465b27ee964

  • SHA256

    4cbc69704efc2c428fd13988476430c8ec7e105e56b10c07bff1afa5d8d99c69

  • SHA512

    5c91d72da0ed761789b08a7d0868bac0298ee991e4e0d72efed77d2ef3c43ff92e6a0c7ec77e0e977ce4aef1632fac018cc5ebd1707a1784af15eb123e8765f7

  • SSDEEP

    3072:l+1s6SOYKwGwJbgrWFSQf4Yoeelc4C7lB9YUrzG19T:QTTYdVAW1f4YQ7C7lBZ6

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.145

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Detect binaries embedding considerable number of MFA browser extension IDs. 3 IoCs
  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 3 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4cbc69704efc2c428fd13988476430c8ec7e105e56b10c07bff1afa5d8d99c69.exe
    "C:\Users\Admin\AppData\Local\Temp\4cbc69704efc2c428fd13988476430c8ec7e105e56b10c07bff1afa5d8d99c69.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • memory/2972-1-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2972-2-0x00000000003C0000-0x00000000003F4000-memory.dmp

    Filesize

    208KB

  • memory/2972-3-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/2972-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2972-63-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/2972-69-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/2972-70-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB