Overview

overview

10

Static

static

a83a9e5760...e9.exe

windows7_x64

10

a83a9e5760...e9.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    a83a9e5760babc377c95ad2aa5d8b9e895f445cf4c0f8869a4ebc4be3fbaf3e9

  • Size

    490KB

  • Sample

    220520-3zsr5shgf4

  • MD5

    75c564a6cdbdabbfebc987ca24175e8f

  • SHA1

    d20db6904b85c9e65a62aa0d14cb673f7f8d5678

  • SHA256

    a83a9e5760babc377c95ad2aa5d8b9e895f445cf4c0f8869a4ebc4be3fbaf3e9

  • SHA512

    0317342c9347dca4c5cb41151149696807830b49865bc47657616ba60a7ed5102f08e0daa849871bb9cc948db2b1a08916ee5da067ef16c3eceebe4a53bc8ad6

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    z123456789ok

Targets

    • Target

      a83a9e5760babc377c95ad2aa5d8b9e895f445cf4c0f8869a4ebc4be3fbaf3e9

    • Size

      490KB

    • MD5

      75c564a6cdbdabbfebc987ca24175e8f

    • SHA1

      d20db6904b85c9e65a62aa0d14cb673f7f8d5678

    • SHA256

      a83a9e5760babc377c95ad2aa5d8b9e895f445cf4c0f8869a4ebc4be3fbaf3e9

    • SHA512

      0317342c9347dca4c5cb41151149696807830b49865bc47657616ba60a7ed5102f08e0daa849871bb9cc948db2b1a08916ee5da067ef16c3eceebe4a53bc8ad6

    Score
    10/10
    agentteslacollectionevasionkeyloggerspywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

      evasion

    • Looks for VMWare Tools registry key

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

      collection

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks