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General

  • Target

    08241599.vbs

  • Size

    914KB

  • Sample

    230613-n4yrmagf3s

  • MD5

    f0eab8bd06ca0ede116f5c767c6d385c

  • SHA1

    9b0099b262d7b69d40ade71fd334d9e957f12d2e

  • SHA256

    0025b90ba143e8c35d7bd9f1943163ba001d62ea171e83ecdf4d6d42d2077189

  • SHA512

    58c3529f722a9bc82af5ea38f4375a80bb20432f3a8d790f0abbef42ee00a61625d8f274308778f39f76f3673d8f6fbb04ac290833d5922b89e5cdd4438df1b5

  • SSDEEP

    1536:aQvgYcpa5U+ogsUJW4Wrle/PhG+/kery+bGayRnHootn4cmpyQbgl2b/uKu7sPG/:9gYcpl+og0S70RnHooqr/jZqem

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      08241599.vbs

    • Size

      914KB

    • MD5

      f0eab8bd06ca0ede116f5c767c6d385c

    • SHA1

      9b0099b262d7b69d40ade71fd334d9e957f12d2e

    • SHA256

      0025b90ba143e8c35d7bd9f1943163ba001d62ea171e83ecdf4d6d42d2077189

    • SHA512

      58c3529f722a9bc82af5ea38f4375a80bb20432f3a8d790f0abbef42ee00a61625d8f274308778f39f76f3673d8f6fbb04ac290833d5922b89e5cdd4438df1b5

    • SSDEEP

      1536:aQvgYcpa5U+ogsUJW4Wrle/PhG+/kery+bGayRnHootn4cmpyQbgl2b/uKu7sPG/:9gYcpl+og0S70RnHooqr/jZqem

    • AgentTesla

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

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • 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 Enterprise v6

Tasks