Overview

overview

6

Static

static

1

SafeExamBr...er.exe

windows10-2004-x64

6

SafeExamBr...er.exe

windows11-ltsc_2024-x64

4

Sharing

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General

  • Target
    SafeExamBrowserInstaller.exe
  • Size 282.7MB
  • Sample260801-pw37tabj7w
  • SHA256 b4b4f2bff48f5cdb9c33b4b81d2607b7a0f0355726e9f9bd8070653c1f178b52
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoveryexecutionpersistenceprivilege_escalationransomware

Malware Config

Targets

    • Target
      SafeExamBrowserInstaller.exe
    • Size 282.7MB
    • SHA256 b4b4f2bff48f5cdb9c33b4b81d2607b7a0f0355726e9f9bd8070653c1f178b52
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    6/10
    discoveryexecutionpersistenceprivilege_escalationransomware

    • Adds Run key to start application

      persistence

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Checks computer location settings

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

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Image File Execution Options Injection

1
T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Image File Execution Options Injection

1
T1546.012

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

7
T1012

System Information Discovery

7
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks