Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://www.mediafir...

windows11-21h2-x64

10

Sharing

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General

  • Target

    https://www.mediafire.com/file/vlkumpo3ih2kjl8/OxyProjAW.rar/file

  • Sample

    240620-n5kldswdnf

Score
10/10
44caliberevasionpersistenceprivilege_escalationspywarestealer

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1208790119046193243/eZ9zjLPvHd-FRJsahjqgqZrRSsKnYitSyY6Wf_DhXU7Uan_6NaWZpaFcBn-LdnE8QCGt

Targets

    • Target

      https://www.mediafire.com/file/vlkumpo3ih2kjl8/OxyProjAW.rar/file

    Score
    10/10
    44caliberevasionpersistenceprivilege_escalationspywarestealer

    • 44Caliber

      An open source infostealer written in C#.

      stealer44caliber

    • Modifies Windows Firewall

      evasion

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

System Information Discovery

3
T1082

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks