General

  • Target

    Payment-Details Reciept.exe

  • Size

    732KB

  • Sample

    240212-yrzs9sda93

  • MD5

    f03d0db80476652ed382c76708ef9eee

  • SHA1

    9af52befe94c41e3ffc0e2abca5f3df51ffbeb5d

  • SHA256

    ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90

  • SHA512

    fd179e6b9228bcf01143148a05f9c61083d068f6f1e5c0de29eb3360cfc1d1b0964e237b09f454e63c2e08c6ec6ca6bad8a3682a079ce242ec96c49dd090a17a

  • SSDEEP

    12288:j33ZyPIDwOw8ftv9+ZDO6DeMTLIHmz+WQ5VRQmOXgiVtp3g5Hdv2kiQPmoIbWYV:j33Z8MBiK6PIGCLVemOgQaHd2khPfIHV

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mcmkimya.com
  • Port:
    587
  • Username:
    demo@mcmkimya.com
  • Password:
    kG9xExPyfQBnPtnzYTpg

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mcmkimya.com
  • Port:
    587
  • Username:
    demo@mcmkimya.com
  • Password:
    kG9xExPyfQBnPtnzYTpg
  • Email To:
    br1ghtman@yandex.com

Targets

    • Target

      Payment-Details Reciept.exe

    • Size

      732KB

    • MD5

      f03d0db80476652ed382c76708ef9eee

    • SHA1

      9af52befe94c41e3ffc0e2abca5f3df51ffbeb5d

    • SHA256

      ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90

    • SHA512

      fd179e6b9228bcf01143148a05f9c61083d068f6f1e5c0de29eb3360cfc1d1b0964e237b09f454e63c2e08c6ec6ca6bad8a3682a079ce242ec96c49dd090a17a

    • SSDEEP

      12288:j33ZyPIDwOw8ftv9+ZDO6DeMTLIHmz+WQ5VRQmOXgiVtp3g5Hdv2kiQPmoIbWYV:j33Z8MBiK6PIGCLVemOgQaHd2khPfIHV

    • 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.

    • 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks