Overview

overview

10

Static

static

91be015e2c...38.exe

windows7_x64

3

91be015e2c...38.exe

windows10_x64

10

Sharing

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General

  • Target

    91be015e2c0c979a2a5b84fc81164538

  • Size

    766KB

  • Sample

    210727-hpzz692k3n

  • MD5

    91be015e2c0c979a2a5b84fc81164538

  • SHA1

    14b768716368e0dbbd188d2aad80eaff8340f912

  • SHA256

    25ed1a3e7245151fbb0d15d7561a97be5d29c6571a8d6ccacfbaac4f22577f60

  • SHA512

    adc479641a712764b71f26bc6f3f00c8e2959f29f645e8ed68a115a84afe583d7c72dcb47b99dc09007608c21cda27c99bc9946d3685fe486689dd8b4dd96c85

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.cisburo.com
  • Port:
    587
  • Username:
    elie@cisburo.com
  • Password:
    Essaab1967#

Targets

    • Target

      91be015e2c0c979a2a5b84fc81164538

    • Size

      766KB

    • MD5

      91be015e2c0c979a2a5b84fc81164538

    • SHA1

      14b768716368e0dbbd188d2aad80eaff8340f912

    • SHA256

      25ed1a3e7245151fbb0d15d7561a97be5d29c6571a8d6ccacfbaac4f22577f60

    • SHA512

      adc479641a712764b71f26bc6f3f00c8e2959f29f645e8ed68a115a84afe583d7c72dcb47b99dc09007608c21cda27c99bc9946d3685fe486689dd8b4dd96c85

    Score
    10/10
    agentteslakeyloggerpersistencespywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • AgentTesla Payload

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

      spywarestealer

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Tasks