General

  • Target

    a8d1735c5702af0faf5cc806f6b0a5e0.bin

  • Size

    608KB

  • Sample

    240701-df5j6atgna

  • MD5

    fe406af07d0dec48a74d055a1be689e6

  • SHA1

    717262dc5e164b58326983c1af722c187b5aa62f

  • SHA256

    9f09ed30cb70863dc01c9e3114dcd22a59d80b2225656a5d88b3e4aa0e5ace16

  • SHA512

    fbc9ba2d64e37463d3c9f56510456be212f0a3233bf24ec1534e7d8b437206c469d93e6e31b11ae1f45372d5d8f395d1093e3cf105cb101bcdbceb4ebe31ba9c

  • SSDEEP

    12288:aM0XGT7/oh/ueOV5TKy2QAy6WDQpjM/2PRynNAqsZXa5MySd2j8sldG1EbQzqEQ4:62XK/uBTP2I6WERM/oqCZsMy4jmG1xj

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe

    • Size

      1.0MB

    • MD5

      a8d1735c5702af0faf5cc806f6b0a5e0

    • SHA1

      2379a9d51228b5dbad2b7a38dccd0afdf68ac489

    • SHA256

      2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e

    • SHA512

      854e497658327930c7f5e8c2ea2e6a8239e86b522a74f11d1cd5e40fb1b29fcf8aaaea5ee6563702ed9c3a99a4d7424ee89ec83ddc8c963d39cc094814727618

    • SSDEEP

      24576:nAHnh+eWsN3skA4RV1Hom2KXMmHaJ5OSwZcc5:ah+ZkldoPK8YaJ87Zv

    • AgentTesla

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Tasks