General

  • Target

    63ced43e57ec66bf94a9c08126f3ec23.bin

  • Size

    537KB

  • Sample

    240613-b4eyaszcla

  • MD5

    50f57360b4528e10dde808878f4897be

  • SHA1

    5d82fd10ef0ac47995928a1cd46a62a30a6c48bc

  • SHA256

    5611e0f982655e3db3c54e693d8bfdecba7e9fc85343734e246571ede7767f8d

  • SHA512

    f2acb049ddb8d0ce15292285dd6da081005988b346390e180025f14da9b6a98dfff86a1e3e020349c97c05beaab3d5f259c751fcdaad8cd31fb255e08f4c90e5

  • SSDEEP

    12288:2XM9pAHpnoVuAkGqMOp3zEU9r2ptH9i7D8BYR:2XMYHtmuoqMQDEmSDH9VBc

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      f7339d9f31a002fbdfc344d66b2b5f5c68179a14860a4e94745ae8ea094a44ea.exe

    • Size

      745KB

    • MD5

      63ced43e57ec66bf94a9c08126f3ec23

    • SHA1

      7cae8cb95ef6d29752499d9b4d4ed9ddc6b35fab

    • SHA256

      f7339d9f31a002fbdfc344d66b2b5f5c68179a14860a4e94745ae8ea094a44ea

    • SHA512

      f0781db9432b440783c3a233f782a9b8d1edd7818d1ef0ca9dbe3378359873d6e7e27c264982bf153f87d17e1b5b4ccb3388821aa5003b1daa0330b28471ce8e

    • SSDEEP

      12288:etTmZFFzNSk57GrRyboYuWu0+hXI6dJBTPL3NSxf+A3itc2:1ZFFn57GrRyRuy+hTdJBTzQxf+GitR

    • AgentTesla

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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 Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks