Overview

overview

10

Static

static

BL # YMLUI...04.xls

windows7-x64

10

BL # YMLUI...04.xls

windows10-2004-x64

1

Sharing

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General

  • Target

    BL # YMLUI236283404.xls

  • Size

    299KB

  • Sample

    221128-lv6prsdh85

  • MD5

    20c17af1d50e892c577a2caf166794a5

  • SHA1

    cc83f156d8997b6fd0539ade4eb24513cac0f3b9

  • SHA256

    62af820ce61935ca89b8049f59f18e50de3dfa6b83a62c459b04585cc168cb6a

  • SHA512

    31caf2a0678e5742139333b14a5e0225bf5918ceb11f8a57e214e70716e572608cc251797e98c052cf12d37d1b09f8ba684c449a3c51a16fba5e327cc0990ca1

  • SSDEEP

    6144:cdHvgRwaLsciuXHo/3v/p7XXXXXXXXXXXXUXXXXXXXXXXXXXXXXxLeWu6oHXEPt+:cdHvgmB4XIvXp7XXXXXXXXXXXXUXXXXy

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    host39.registrar-servers.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    payment12345

Targets

    • Target

      BL # YMLUI236283404.xls

    • Size

      299KB

    • MD5

      20c17af1d50e892c577a2caf166794a5

    • SHA1

      cc83f156d8997b6fd0539ade4eb24513cac0f3b9

    • SHA256

      62af820ce61935ca89b8049f59f18e50de3dfa6b83a62c459b04585cc168cb6a

    • SHA512

      31caf2a0678e5742139333b14a5e0225bf5918ceb11f8a57e214e70716e572608cc251797e98c052cf12d37d1b09f8ba684c449a3c51a16fba5e327cc0990ca1

    • SSDEEP

      6144:cdHvgRwaLsciuXHo/3v/p7XXXXXXXXXXXXUXXXXXXXXXXXXXXXXxLeWu6oHXEPt+:cdHvgmB4XIvXp7XXXXXXXXXXXXUXXXXy

    Score
    10/10
    agentteslacollectionkeyloggerspywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

      collection

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks