Overview

overview

10

Static

static

1

AnyDesk (1).exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    AnyDesk (1).exe

  • Size

    3.0MB

  • Sample

    240630-rfxq7ssdqk

  • MD5

    eb80f7bddb699784baa9fbf2941eaf4a

  • SHA1

    df6abbfd20e731689f3c7d2a55f45ac83fbbc40b

  • SHA256

    b9ad79eaf7a4133f95f24c3b9d976c72f34264dc5c99030f0e57992cb5621f78

  • SHA512

    3a1162e9fef849cb7143dc1898d4cfcfd87eb80ced0edb321dfa096686b25ae8a9a7f3ae8f37a09724d94f96d64e08940fc23c0b931ddd8a1e70e2792cb3fe47

  • SSDEEP

    98304:6aJXyQTrRGlSMoIuORmKBQielvZlpkiSti:3olMcR9BTY3WS

Score
10/10
agentteslaquasaroffice04agilenetexecutionkeyloggerspywarestealertrojanupx

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

HOsteraaa:4782

aaaaaaaaaaaaaaaaa:4782
Mutex

4d3911f5-5595-4a10-b82d-88f7421b2c02

Attributes
  • encryption_key

    BC455DB61AF534709FA3CF70B0E355C5FB5B6310

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      AnyDesk (1).exe

    • Size

      3.0MB

    • MD5

      eb80f7bddb699784baa9fbf2941eaf4a

    • SHA1

      df6abbfd20e731689f3c7d2a55f45ac83fbbc40b

    • SHA256

      b9ad79eaf7a4133f95f24c3b9d976c72f34264dc5c99030f0e57992cb5621f78

    • SHA512

      3a1162e9fef849cb7143dc1898d4cfcfd87eb80ced0edb321dfa096686b25ae8a9a7f3ae8f37a09724d94f96d64e08940fc23c0b931ddd8a1e70e2792cb3fe47

    • SSDEEP

      98304:6aJXyQTrRGlSMoIuORmKBQielvZlpkiSti:3olMcR9BTY3WS

    Score
    10/10
    agentteslaquasaroffice04agilenetexecutionkeyloggerspywarestealertrojanupx

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

      keyloggertrojanstealerspywareagenttesla

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • AgentTesla payload

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

      agilenet

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Downloads MZ/PE file

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

4
T1082

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks