General

  • Target

    QUOTE--GEI REF 2177700XXXXX02300.rar

  • Size

    430KB

  • Sample

    231113-hkshlsbc94

  • MD5

    0034513b79e5cd1d7271aee83e50cded

  • SHA1

    65ad25dffb191b2fca22b6ab0fe1573685ee62d2

  • SHA256

    75cb10d4488991b1fca04af7d5d6d10173e8646a7d6d89a038adaf8fe7b73651

  • SHA512

    b784ca8283e7f76130f5c6283aa967fcf1b03351b05989fd7da9f0be23c1ac76d6fa5125adf29fcf6457e2dc17be8704c60b250cfe9da7506df7b3dd73f63639

  • SSDEEP

    12288:Zoh+eyCsBnDKCmIUv01jZl8bRium2YmscSOC:OyrRZMiuuOC

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Avmho.exe

    • Size

      1.3MB

    • MD5

      224ade48c0ca3902d88e88acac8df8d5

    • SHA1

      3301e1569d66820328491894f22f33f5fd4a758b

    • SHA256

      c86ba5158575f5c95f92fcbe6dfe1963732e800c84bc682fc4e2b989baa6e3ec

    • SHA512

      39c928cc60a50cfb3fb76fa2efdc8748d852ee144ca45ae2df2ce885953c8c64cc67f0b37ab34f056f49109088e7a5011020084d9a0449e3eccacf528e9ca81f

    • SSDEEP

      24576:eQcqBh7Vl52MWRggFhJrVBqmzD2WzzhsLe3gJQJ:yUJ52MKVVlzD2WzzhsLXq

    • AgentTesla

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

    • 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.

    • Adds Run key to start application

    • 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 Enterprise v15

Tasks