Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-02-2024 14:37

General

  • Target

    a699936ad3f5c17147b730b8b8d9f4ef.exe

  • Size

    550KB

  • MD5

    a699936ad3f5c17147b730b8b8d9f4ef

  • SHA1

    e7fc76e599e84f64bc98515f2bae8175343ccf8b

  • SHA256

    1a51f0e9fe8d3ced43800d688f4ebd6f9998c8e13def23100b90907caf7b7c35

  • SHA512

    42f39ac14695f6b2fb84286301023e13f247f4ef7163aef81dba59e20e10969fe0dd263f243bd483fe3a877c0013d35c0f022bd7abca46ea112ccbbb52aadd5f

  • SSDEEP

    12288:54TJ5MTVnfaIJy31GiX1vMpGRN+hkjUs02c0tX3/V:eTJaBfJybBMpUohCUR2c0tN

Malware Config

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses 2FA software files, 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a699936ad3f5c17147b730b8b8d9f4ef.exe
    "C:\Users\Admin\AppData\Local\Temp\a699936ad3f5c17147b730b8b8d9f4ef.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4464

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

4
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads