General

  • Target

    304eb014d688f6f92425ffbc2bd836486a429ac4cefaf7b20eb486bccbee9f7d

  • Size

    229KB

  • Sample

    240504-1s9e7scd61

  • MD5

    09f7cdf5b3d27c13bbbdce216fea5259

  • SHA1

    742196cd0e2ad3d8da1228c973ae574fd75fbec9

  • SHA256

    304eb014d688f6f92425ffbc2bd836486a429ac4cefaf7b20eb486bccbee9f7d

  • SHA512

    3eb617c42949f789306813e11d1c31a2ca9e6a39f1596f8bbc326119f36aba21f96abe722c17fd7ca304b0b46bc1ba8933efae9ac263ad4497311a048acf0032

  • SSDEEP

    6144:vE08tYLhZdEwrdm4Vz0RpppppppppppppppppppppppppppppK:vewrdm4Vz0RppppppppppppppppppppY

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      304eb014d688f6f92425ffbc2bd836486a429ac4cefaf7b20eb486bccbee9f7d

    • Size

      229KB

    • MD5

      09f7cdf5b3d27c13bbbdce216fea5259

    • SHA1

      742196cd0e2ad3d8da1228c973ae574fd75fbec9

    • SHA256

      304eb014d688f6f92425ffbc2bd836486a429ac4cefaf7b20eb486bccbee9f7d

    • SHA512

      3eb617c42949f789306813e11d1c31a2ca9e6a39f1596f8bbc326119f36aba21f96abe722c17fd7ca304b0b46bc1ba8933efae9ac263ad4497311a048acf0032

    • SSDEEP

      6144:vE08tYLhZdEwrdm4Vz0RpppppppppppppppppppppppppppppK:vewrdm4Vz0RppppppppppppppppppppY

    • AgentTesla

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

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables packed with SmartAssembly

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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