Overview

overview

10

Static

static

3

peak.exe

windows7-x64

10

peak.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    peak.exe

  • Size

    8.1MB

  • Sample

    240328-v4glnscf89

  • MD5

    6216754d616e11771cc50fff0191e270

  • SHA1

    7d9d187690845a8bbc9a300fdc6e7a51d411b08b

  • SHA256

    72c8c3dd1f471377a5e1f7bd7fc0345b7c90a2b4f2b95b31532161c269dcc0fd

  • SHA512

    471fb4068fa6fdd20e1dc88a24bb9c22cf12d5422dbecc29b174070af0be6f5195800ad597e398ffe179604a4aa2518f0ec27bd2cf7dc8a395ef00dcd3a6c803

  • SSDEEP

    196608:jTQs1gi/7DMLibCjMAhT7oarL1VnnvbWFTbPfiXr:jT+i/7DM+byHwSZTC/X

Score
10/10
agentteslabootkitevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      peak.exe

    • Size

      8.1MB

    • MD5

      6216754d616e11771cc50fff0191e270

    • SHA1

      7d9d187690845a8bbc9a300fdc6e7a51d411b08b

    • SHA256

      72c8c3dd1f471377a5e1f7bd7fc0345b7c90a2b4f2b95b31532161c269dcc0fd

    • SHA512

      471fb4068fa6fdd20e1dc88a24bb9c22cf12d5422dbecc29b174070af0be6f5195800ad597e398ffe179604a4aa2518f0ec27bd2cf7dc8a395ef00dcd3a6c803

    • SSDEEP

      196608:jTQs1gi/7DMLibCjMAhT7oarL1VnnvbWFTbPfiXr:jT+i/7DM+byHwSZTC/X

    Score
    10/10
    agentteslabootkitevasionkeyloggerpersistencespywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • AgentTesla payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Checks whether UAC is enabled

      evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks