Overview

overview

10

Static

static

b4637d8c2f...f8.exe

windows7_x64

10

b4637d8c2f...f8.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    88s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-05-2022 06:32

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General

  • Target

    b4637d8c2f3a8b0813beed94e56d3d62ade0ab6d586772e9e9ea26eb36cab6f8.exe

  • Size

    534KB

  • MD5

    11f1043d656671413dd38e9d6c181942

  • SHA1

    fe8d89533767022425d9dde40b282fd28dd4ec6a

  • SHA256

    b4637d8c2f3a8b0813beed94e56d3d62ade0ab6d586772e9e9ea26eb36cab6f8

  • SHA512

    fda614e59164b6c528f7e60dc8b34ae95e9454db97c46aa0f53f9e65a6fbe7449710b5a86b3206f493d3e34317735a54c5c13361dbc9fb6c3221c4ced12e4ba5

Score
10/10
echeloncollectiondiscoveryspywarestealer

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

    stealerspywareechelon
  • Echelon log file 1 IoCs

    Detects a log file produced by Echelon.

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4637d8c2f3a8b0813beed94e56d3d62ade0ab6d586772e9e9ea26eb36cab6f8.exe
    "C:\Users\Admin\AppData\Local\Temp\b4637d8c2f3a8b0813beed94e56d3d62ade0ab6d586772e9e9ea26eb36cab6f8.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:4940
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4940 -s 2268
      2⤵
      • Program crash
      PID:2204
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 384 -p 4940 -ip 4940
    1⤵
      PID:464

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    1
    T1012

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/4940-130-0x0000000000740000-0x00000000007CC000-memory.dmp
      Filesize

      560KB

      Download
    • memory/4940-131-0x00007FFAB2350000-0x00007FFAB2E11000-memory.dmp
      Filesize

      10.8MB

      Download
    • memory/4940-132-0x0000000002979000-0x000000000297F000-memory.dmp
      Filesize

      24KB

      Download
    • memory/4940-133-0x000000001DEE0000-0x000000001DF02000-memory.dmp
      Filesize

      136KB

      Download