Overview

overview

10

Static

static

1

EICAR.txt

windows10-ltsc_2021-x64

10

Resubmissions

23/03/2025, 19:10

250323-xvmsfa11gt 10

23/03/2025, 18:49

250323-xglyzsvn17 8

23/03/2025, 18:23

250323-w1gb6str12 8

23/03/2025, 18:13

250323-wtvk8azwcy 8

23/03/2025, 18:01

250323-wlzvzatlz3 10

23/03/2025, 17:38

250323-v722saywcy 10

23/03/2025, 17:35

250323-v53kjayve1 10

23/03/2025, 17:27

250323-v1pswasnw2 10

23/03/2025, 15:05

250323-sf8n5sylt7 8

23/03/2025, 14:52

250323-r8x8faxrx9 8

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General

  • Target

    EICAR.txt

  • Size

    68B

  • Sample

    250323-v1pswasnw2

  • MD5

    44d88612fea8a8f36de82e1278abb02f

  • SHA1

    3395856ce81f2b7382dee72602f798b642f14140

  • SHA256

    275a021bbfb6489e54d471899f7db9d1663fc695ec2fe2a2c4538aabf651fd0f

  • SHA512

    cc805d5fab1fd71a4ab352a9c533e65fb2d5b885518f4e565e68847223b8e6b85cb48f3afad842726d99239c9e36505c64b0dc9a061d9e507d833277ada336ab

Score
10/10
adwaredefense_evasiondiscoverypersistenceprivilege_escalationstealer

Malware Config

Targets

    • Target

      EICAR.txt

    • Size

      68B

    • MD5

      44d88612fea8a8f36de82e1278abb02f

    • SHA1

      3395856ce81f2b7382dee72602f798b642f14140

    • SHA256

      275a021bbfb6489e54d471899f7db9d1663fc695ec2fe2a2c4538aabf651fd0f

    • SHA512

      cc805d5fab1fd71a4ab352a9c533e65fb2d5b885518f4e565e68847223b8e6b85cb48f3afad842726d99239c9e36505c64b0dc9a061d9e507d833277ada336ab

    Score
    10/10
    adwaredefense_evasiondiscoverypersistenceprivilege_escalationstealer

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Modifies WinLogon for persistence

      persistence

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

      defense_evasion

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Indicator Removal: Clear Persistence

      remove IFEO.

      defense_evasion

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

      stealeradware

    • Legitimate hosting services abused for malware hosting/C2

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

2
T1547.004

Browser Extensions

1
T1176

Event Triggered Execution

3
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

3
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Safe Mode Boot

1
T1562.009

Indicator Removal

1
T1070

Clear Persistence

1
T1070.009

Modify Registry

10
T1112

Subvert Trust Controls

3
T1553

Install Root Certificate

1
T1553.004

SIP and Trust Provider Hijacking

2
T1553.003

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

6
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks