Overview

overview

10

Static

static

3

d1248b9969...53.exe

windows7-x64

10

d1248b9969...53.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d1248b99698d1efcfddacc89384b3df62e8dce35251d7a96dbb13cd31b30f853.exe

  • Size

    539KB

  • Sample

    240430-cb9gwaha77

  • MD5

    9eec1064506c06de9bbaf14f53b7c5d3

  • SHA1

    496020ae9f009e860cc34e4f7f589752205d0d5a

  • SHA256

    d1248b99698d1efcfddacc89384b3df62e8dce35251d7a96dbb13cd31b30f853

  • SHA512

    045cce9c17fd98029965655140ce795be9f50d9273c0d95302f3b78d4a0712996ce751c7e62ddf5b49582e515b1c2b645a08b91f04aa6a9b69b5db868bdb5e87

  • SSDEEP

    12288:ncXeKbnWfOOCA+YzSFzRqoYv4MP7r9r/+ppppppppppppppppppppppppppppp0G:nPVC7Bzu1q

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      d1248b99698d1efcfddacc89384b3df62e8dce35251d7a96dbb13cd31b30f853.exe

    • Size

      539KB

    • MD5

      9eec1064506c06de9bbaf14f53b7c5d3

    • SHA1

      496020ae9f009e860cc34e4f7f589752205d0d5a

    • SHA256

      d1248b99698d1efcfddacc89384b3df62e8dce35251d7a96dbb13cd31b30f853

    • SHA512

      045cce9c17fd98029965655140ce795be9f50d9273c0d95302f3b78d4a0712996ce751c7e62ddf5b49582e515b1c2b645a08b91f04aa6a9b69b5db868bdb5e87

    • SSDEEP

      12288:ncXeKbnWfOOCA+YzSFzRqoYv4MP7r9r/+ppppppppppppppppppppppppppppp0G:nPVC7Bzu1q

    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 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