General

  • Target

    317fec4108f6d85caa5c1589b983a87dc665140390975d2f96e54a8ab1ab2d34

  • Size

    1.1MB

  • Sample

    220221-226akscebp

  • MD5

    56c9727d6d4e0af73218e73f62677000

  • SHA1

    f4fc7ef9f53faf32cafb002f34ede7078175e6e9

  • SHA256

    317fec4108f6d85caa5c1589b983a87dc665140390975d2f96e54a8ab1ab2d34

  • SHA512

    ed26c12c583ba02ee32b542ff815841b813b0d8149eb010ef3671d02476f77608fa394fa60f8e0d4576a18f9c772fba48a471625026b2001453a8057d1cbd95d

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    srvc13.turhost.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    italik2015

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    srvc13.turhost.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    italik2015

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    srvc13.turhost.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    italik2015

Targets

    • Target

      000000090000-0990.exe

    • Size

      1.5MB

    • MD5

      dca3732857d10782f68df4c3e1b757a9

    • SHA1

      95a0c95fee10a8e37fb0bcabff6e4b10924285d2

    • SHA256

      c62943499b7fed80bf4e37ab525b622ef4fb7cc6b82ddb7b8d6fe75dabcaf363

    • SHA512

      5ada13a7e67d59e38d57fccddac36cad71d2ccfff45945cc1274d310ecf4a79f756e865526a1d9d672d6200d0ae4215e5b7754b0b29e88debb5f9db873154ea0

    • AgentTesla

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

    • Matiex

      Matiex is a keylogger and infostealer first seen in July 2020.

    • Matiex Main Payload

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • AgentTesla Payload

    • Executes dropped EXE

    • 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 Enterprise v6

Tasks