General

  • Target

    b27cd1c4f56f7b6be843a33711d1b602.bin

  • Size

    117KB

  • Sample

    240425-cdg6eadd81

  • MD5

    a9aba08f4cb9193f6e8264243fa3f54f

  • SHA1

    465f4aba47a7d7c4f8b72d36d813beafe8e550d3

  • SHA256

    7ec1fe14fb7987ef543e2e1a69f89f3203734a81681906e3082bd839fdc385af

  • SHA512

    c8daae972b6658d967a0c32b43675939d8b6b45e8ba58a92b7fc3b908e6413b70dfca4eb159f9a2c01735f6ec1933cc43a860d87c573fc7809c3ccf56724e8dc

  • SSDEEP

    3072:QcsoIQXDiV1cxvgdIJg1g3In4KK3cxg2MgD:0oIIY1MKd1mIn4KKkg25D

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    2ogFj^8ECV(?

Targets

    • Target

      CR-FEDEX_TN-775720741041.vbs

    • Size

      229KB

    • MD5

      337a01a2cdc2ce2af2292b25005b2ae9

    • SHA1

      ccf44f87fdb19956aaad1b12895de16bb0c0a0f4

    • SHA256

      3fe507970779d2d32f1b4083e87417da3fb7b026b3caf42e6b61ec2a9150a30f

    • SHA512

      6b3b6bd69cfbf831ce873c2876ea09802de3927acd59d9c257b2cc58f08eeb5283f477e979341967c5e71e6e9a73fcb40636d58fbbf5ed5b7ec5ce981606ae80

    • SSDEEP

      6144:JjvimEeg2kae621pGqbWt0JPvk+r+usYBbnPZnqtFVyNLFViFHV/O3CLpzTE8pGH:JiWqv6uVKlGH

    • 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.

    • 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 Enterprise v15

Tasks