Overview

overview

8

Static

static

3

Browser.exe

windows10-1703-x64

8

Browser.exe

windows7-x64

8

Browser.exe

windows10-2004-x64

8

Resubmissions

23-08-2024 08:15

240823-j5nwlatbmb 8

23-08-2024 08:10

240823-j268rswalq 8

23-08-2024 08:03

240823-jxqp8asgra 8

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General

  • Target

    Browser.exe

  • Size

    2.8MB

  • Sample

    240823-jxqp8asgra

  • MD5

    d56982698571e62105ef3ff241810641

  • SHA1

    0c6266909d94f6766910aa4811866e17aeac2a4c

  • SHA256

    11c79f7dfbbcace2d9257a5f764e39b7628ea1c5846091034ea04de1d3c7b8e5

  • SHA512

    2b5070169f96a11eaace035cf14eafb6583a42a16f0f6cd134e3c6bd748438df679c8a5e66241fa3b8f8465ad232d700d801ae4eed5fa6669900e58502f83bd1

  • SSDEEP

    49152:d9eqEv3I8W6i4FhhVLU4I5ZJu2vY5go7e/7QIMUfPIkz90UhErM9+57r3qJUzTI:HSYSVLI5LDv8V7e/7QIM0px87z

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Targets

    • Target

      Browser.exe

    • Size

      2.8MB

    • MD5

      d56982698571e62105ef3ff241810641

    • SHA1

      0c6266909d94f6766910aa4811866e17aeac2a4c

    • SHA256

      11c79f7dfbbcace2d9257a5f764e39b7628ea1c5846091034ea04de1d3c7b8e5

    • SHA512

      2b5070169f96a11eaace035cf14eafb6583a42a16f0f6cd134e3c6bd748438df679c8a5e66241fa3b8f8465ad232d700d801ae4eed5fa6669900e58502f83bd1

    • SSDEEP

      49152:d9eqEv3I8W6i4FhhVLU4I5ZJu2vY5go7e/7QIMUfPIkz90UhErM9+57r3qJUzTI:HSYSVLI5LDv8V7e/7QIM0px87z

    Score
    8/10
    evasionpersistenceprivilege_escalationdiscovery

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Browser Information Discovery

1
T1217

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks