Analysis

  • max time kernel
    96s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 19:52

General

  • Target

    SecuriteInfo.com.Trojan.Siggen9.46595.26448.18380.exe

  • Size

    596KB

  • MD5

    d96a6e169a28f21a650df026a6c4581a

  • SHA1

    e276a5fe3050c6666afcaad4f362d0eff3401172

  • SHA256

    e846df33b958032e9fbf264a3dafe63969a6682c1d9232d727d2f7d16d12a418

  • SHA512

    c24151ff8561dda61ee1d74fb6cfbf932f316c0a72f5446789431a7fe27310059e4220d26b5682564ac86533f3289719fabca39f0f400a4883b0a46dfdc0b7c1

Malware Config

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • 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\SecuriteInfo.com.Trojan.Siggen9.46595.26448.18380.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen9.46595.26448.18380.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1036

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1036-0-0x0000000002F79000-0x0000000002F7A000-memory.dmp
    Filesize

    4KB

  • memory/1036-1-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
    Filesize

    4KB