General

  • Target

    PI#102087.exe

  • Size

    651KB

  • Sample

    221125-cxevdshf2x

  • MD5

    505852f2cd67a14131d2d6e927d92889

  • SHA1

    a7062897a84533c30705eb6667d352c78a43b9f6

  • SHA256

    8e6fe812e3f4a19a51a0978e9c47e2cdb891f1feecb0a7ae2c1eff744c971371

  • SHA512

    49709821545b0fb4e7c12ebee2382258def6f5ad9025c91d1ce28bd02b961d8f7c0aed47d2d1a866d5636643d9f13e5a561c872e06e758af2f2f148180bd7585

  • SSDEEP

    12288:sFTYIvM3zrbETClyHskFgFwIyXCDmVRSmMSwOQkL7AiGSdrZOOP55U9smC7B4s:6dU376CoskFgqIyXxv/kiPpZFbU9smCr

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      PI#102087.exe

    • Size

      651KB

    • MD5

      505852f2cd67a14131d2d6e927d92889

    • SHA1

      a7062897a84533c30705eb6667d352c78a43b9f6

    • SHA256

      8e6fe812e3f4a19a51a0978e9c47e2cdb891f1feecb0a7ae2c1eff744c971371

    • SHA512

      49709821545b0fb4e7c12ebee2382258def6f5ad9025c91d1ce28bd02b961d8f7c0aed47d2d1a866d5636643d9f13e5a561c872e06e758af2f2f148180bd7585

    • SSDEEP

      12288:sFTYIvM3zrbETClyHskFgFwIyXCDmVRSmMSwOQkL7AiGSdrZOOP55U9smC7B4s:6dU376CoskFgqIyXxv/kiPpZFbU9smCr

    • AgentTesla

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

    • Checks computer location settings

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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks