General

  • Target

    3aa4e36150caff1319eafdd7664a286b.bin

  • Size

    473KB

  • Sample

    240701-b4mcdasdle

  • MD5

    4bf544b501bcd1cf98d30e07aaec6423

  • SHA1

    40f4d3d8b380aa9757196895fe2a9873b7ec16f1

  • SHA256

    74dd811c16b0a7f50e6d1255ce228dbe47380d9912bb3f6f06f33d9a19da26f5

  • SHA512

    cd1741f65709f8f1e70d68a68efc437bf3d18013cd4e0fde893d1b0363c277cf0c9922e9f6b875851cd1edcbe614d5d535f08f03b61f067e0a521b816ee647f3

  • SSDEEP

    12288:0tV1d09yGZZc+LYnrCLfDnvHsH+HxTp6Dj0YXQrXslEI7QB:sVAPLXYra7vH96j0PXslZkB

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.godforeu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    O8k#Pz4sk:w_

Targets

    • Target

      708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe

    • Size

      928KB

    • MD5

      80b51e872031a2befeb9a0a13e6fc480

    • SHA1

      caebbab5349f57d92182ce56ef4bf71ea60226a7

    • SHA256

      708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089

    • SHA512

      12e9db89be76788d238f8a7f3114534b50b953b9ef619f84b0a124fba77f5e7d4aa00ae8f6ac3fdb16ecd1398950d6bdadfa43e9ec59b6d59667df5ac3d60879

    • SSDEEP

      12288:QieE+Q3mJyrf3iKXlrsfPO/l3Zn+aFpNUe2PPaEEaCh:QieE+5UrfvVg+Rd+afNH2PxEZh

    • AgentTesla

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

    • AgentTesla payload

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks