Overview

overview

10

Static

static

3

4cd5de1b25...9f.exe

windows7-x64

10

4cd5de1b25...9f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe

  • Size

    659KB

  • Sample

    240523-rea6tadf4x

  • MD5

    50aad66f83288e9b066b823dc01ccc73

  • SHA1

    583b4bcdefa93b9b0bafc1d59b353f193bef4e41

  • SHA256

    4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f

  • SHA512

    c9e0be231d0f5a0a943a185849d95dfd0138f8d8ecde2ed136d9a85967d1550e0fb0f5a861139b934a13e6c7ee267abe2c39aafcbef656912874078a15e91215

  • SSDEEP

    12288:3lYifTMNfFFA2LkA3vfiFSqlYg2E//e6E1DsvXkW8I11f7R45F:WioFFbkZllJ1//E1DCkW8Iz

Score
10/10
agentteslaexecutionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.saralgumruk.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Srl--789789_

Targets

    • Target

      4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe

    • Size

      659KB

    • MD5

      50aad66f83288e9b066b823dc01ccc73

    • SHA1

      583b4bcdefa93b9b0bafc1d59b353f193bef4e41

    • SHA256

      4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f

    • SHA512

      c9e0be231d0f5a0a943a185849d95dfd0138f8d8ecde2ed136d9a85967d1550e0fb0f5a861139b934a13e6c7ee267abe2c39aafcbef656912874078a15e91215

    • SSDEEP

      12288:3lYifTMNfFFA2LkA3vfiFSqlYg2E//e6E1DsvXkW8I11f7R45F:WioFFbkZllJ1//E1DCkW8Iz

    Score
    10/10
    agentteslaexecutionkeyloggerpersistencespywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • 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 v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks