Overview

overview

10

Static

static

DataSteale...in.exe

windows7_x64

10

DataSteale...in.exe

windows10_x64

10

Analysis

  • max time kernel
    144s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    17-07-2020 08:53

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General

  • Target

    DataStealer (2).bin.exe

  • Size

    1.9MB

  • MD5

    022aeda92e92dfb3e8522bef19a4e838

  • SHA1

    75a2509111462fe4619aada62604936c000943c2

  • SHA256

    422761ce807ba569d378b3130493e84a531d310d1ed8e0559d6313fdf91cd5b0

  • SHA512

    e264e50a184cd9061dd606e02ce853c229d43b9cc12862ee887edbc87ccf6b01bdd0297ea065badcfcf778612dd0bb082408dda3ea76bc30e8b7235fb3fc78cb

Score
10/10
stealerspywareechelonpersistencediscovery

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 5 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Modifies registry class 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Echelon log file 1 IoCs

    Detects a log file produced by Echelon.

  • Looks up external IP address via web service 3 IoCs

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

  • Echelon

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

    stealerspywareechelon
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Enumerates system info in registry 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DataStealer (2).bin.exe
    "C:\Users\Admin\AppData\Local\Temp\DataStealer (2).bin.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Modifies registry class
    • Adds Run key to start application
    PID:3848
    • C:\Users\Admin\AppData\Local\Temp\._cache_DataStealer (2).bin.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_DataStealer (2).bin.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1300
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      PID:1936
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    • Checks processor information in registry
    • Enumerates system info in registry
    PID:2488

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe
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  • C:\ProgramData\Synaptics\Synaptics.exe
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  • C:\Users\Admin\AppData\Local\Temp\._cache_DataStealer (2).bin.exe
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  • C:\Users\Admin\AppData\Local\Temp\._cache_DataStealer (2).bin.exe
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  • C:\Users\Admin\AppData\Local\Temp\HOCggD98.xlsm
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  • memory/1300-0-0x0000000000000000-mapping.dmp
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  • memory/1936-3-0x0000000000000000-mapping.dmp
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