Overview

overview

10

Static

static

3

8e1168d2a5...f8.exe

windows7-x64

10

8e1168d2a5...f8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8e1168d2a5b92eecae7005aaff5ed4dde8c6cabc09924c3f14665c4242350ef8.exe

  • Size

    616KB

  • Sample

    240328-cxhw2sag94

  • MD5

    60e2a19ea1cc79ea2f638338300b13ce

  • SHA1

    d636c535ad6d6c61e3b45c0b1a7b6463fd56721e

  • SHA256

    8e1168d2a5b92eecae7005aaff5ed4dde8c6cabc09924c3f14665c4242350ef8

  • SHA512

    de0961e003cb4cb29cd5aa571d8b17e15cddabd21a387a19ea69689fb719aec9fc227b6d4a0f2b8580e6ce04c2badd749c5427e0aa49f9c492ae0e0f37f38cd5

  • SSDEEP

    12288:Swa5WI/FrAT5/GrSJ30GxTZ1iZJ4eCFjBnr8H+28qC9AG:SQer6/x10G0ZChJhAH8qC1

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.yurel.com.tr
  • Port:
    587
  • Username:
    import@yurel.com.tr
  • Password:
    ;9RuYcVv2lyB
  • Email To:
    dnlchns@proton.me

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.yurel.com.tr
  • Port:
    587
  • Username:
    import@yurel.com.tr
  • Password:
    ;9RuYcVv2lyB

Targets

    • Target

      8e1168d2a5b92eecae7005aaff5ed4dde8c6cabc09924c3f14665c4242350ef8.exe

    • Size

      616KB

    • MD5

      60e2a19ea1cc79ea2f638338300b13ce

    • SHA1

      d636c535ad6d6c61e3b45c0b1a7b6463fd56721e

    • SHA256

      8e1168d2a5b92eecae7005aaff5ed4dde8c6cabc09924c3f14665c4242350ef8

    • SHA512

      de0961e003cb4cb29cd5aa571d8b17e15cddabd21a387a19ea69689fb719aec9fc227b6d4a0f2b8580e6ce04c2badd749c5427e0aa49f9c492ae0e0f37f38cd5

    • SSDEEP

      12288:Swa5WI/FrAT5/GrSJ30GxTZ1iZJ4eCFjBnr8H+28qC9AG:SQer6/x10G0ZChJhAH8qC1

    Score
    10/10
    agentteslakeyloggerspywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables packed with SmartAssembly

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

      spywarestealer

    • 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

    • 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 v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks