Overview

overview

8

Static

static

3

appstup.32...10.msi

windows10-2004-x64

7

appstup.32...10.msi

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    accf2de72fa3bbe7a48a29e58137841a97bbe308cc08981345613e9f5cddfe0d
  • Size 6.9MB
  • Sample260721-n15e1aev7n
  • SHA256 accf2de72fa3bbe7a48a29e58137841a97bbe308cc08981345613e9f5cddfe0d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasionexecutionpersistenceprivilege_escalationransomware

Malware Config

Targets

    • Target
      appstup.32.0.6860010.msi
    • Size 7.1MB
    • SHA256 d10aa54a19bc1b2712336242db70f7f7adcc3f53e4ebd10b3dd6b89475afa69f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    persistenceprivilege_escalationransomwaredefense_evasionexecution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

      defense_evasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Windows Command Shell

1
T1059.003

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

Event Triggered Execution

1
T1546

Installer Packages

1
T1546.016

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

Event Triggered Execution

1
T1546

Installer Packages

1
T1546.016

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Indicator Removal

1
T1070

Clear Persistence

1
T1070.009

Modify Registry

1
T1112

System Binary Proxy Execution

1
T1218

Msiexec

1
T1218.007

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks