General

  • Target

    5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe

  • Size

    2.7MB

  • Sample

    240511-bsdabsfh92

  • MD5

    6a55c29223b6f2b06d9c29251cc70aff

  • SHA1

    fedd969735d4d3c11eeea602b19e720f409061db

  • SHA256

    5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1

  • SHA512

    faf9f94df2d30f38ac1554e11bec7267d929f4a9667108a67fd780ff29dad4e701ac9711dbc224e6b9aef2b3c2bf631ff7817c619ea128e90cdddf78450ba924

  • SSDEEP

    49152:N/euYuN+NJ0Up/8uKGwAd15rjeKVQCtaBJ+ITLBke+2eU38J9w6ch2aVm/6RFh:le4kLHgGwM9jNQ8AUDEeUuya/

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gencoldfire.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mh7B/7[hSO#bYHw1

Targets

    • Target

      5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe

    • Size

      2.7MB

    • MD5

      6a55c29223b6f2b06d9c29251cc70aff

    • SHA1

      fedd969735d4d3c11eeea602b19e720f409061db

    • SHA256

      5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1

    • SHA512

      faf9f94df2d30f38ac1554e11bec7267d929f4a9667108a67fd780ff29dad4e701ac9711dbc224e6b9aef2b3c2bf631ff7817c619ea128e90cdddf78450ba924

    • SSDEEP

      49152:N/euYuN+NJ0Up/8uKGwAd15rjeKVQCtaBJ+ITLBke+2eU38J9w6ch2aVm/6RFh:le4kLHgGwM9jNQ8AUDEeUuya/

    • 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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • 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