General

  • Target

    8c9a8a88ada0df4ba50abf70fae1a780.bin

  • Size

    29KB

  • Sample

    240428-bzfc9sdb79

  • MD5

    053cc39ccaa7f8179d360758863641e0

  • SHA1

    f60f385bfa744f6ce7fed418cad7f6436eb2d808

  • SHA256

    06931ce95d25b0fd0bcd5659228516279e786018c6b9344446cbda0be183471c

  • SHA512

    5faf9bf3c068b9bd72404b41e9df1a6cf19343a02bf9fd34554bf628609e6dd8abadcbd74f6ad27df16d01b9a2c24a8e462c74138fe9f84c5823cbd838e1dd25

  • SSDEEP

    768:Swf2OF2fOmutJ4gLCNVkaNvH/l5ffDCSdzTFjLfUFzE:Sw32fSt2gLCNbNvH/l5TtTFjLfUFzE

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    koko@concaribe.com
  • Password:
    2ogFj^8ECV(?

Targets

    • Target

      PONO6188.vbs

    • Size

      59KB

    • MD5

      3c00879a0e4e4a7d7b78bb8611bcc94f

    • SHA1

      3ddd2f54b7fb54df60134318515fd61b119bc46f

    • SHA256

      94ffc7bec0cef06550d739bc5014a3232c9218a50524de0464b53b6dbbd7ed5f

    • SHA512

      4dfce826cf9f7456dd981b4a1b4c985d75c9c849434a94c5987bd08fe037217b5160441e23072c498b5e9c93e2d00d8c6e814ea1736e68724aa461881ab1b31c

    • SSDEEP

      1536:cdukLI1gPDPTxyk0MfFCNqnlAEfen8TCQr:Yukk1gPDJzoGaEWn8Tv

    • AgentTesla

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

    • Blocklisted process makes network request

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Tasks