General

  • Target

    aeca515b2b5ad615d49b0c0c057f41f0af190bb21fd77d92b126ad0ac05aad52

  • Size

    482KB

  • Sample

    220521-mygeqafgfq

  • MD5

    6b37723b3e1f42884346e486186c3b70

  • SHA1

    35013403bfb64f84680234de936b15bc9ea991f7

  • SHA256

    aeca515b2b5ad615d49b0c0c057f41f0af190bb21fd77d92b126ad0ac05aad52

  • SHA512

    fa0ac021575043ce6c908d348bfcbc16d60f4f9c93cf6f456b0cfed52e2a36e5ab540453115865e06ee51dd284c2ec5370503890082d88900a1f6bf1b99d2918

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.bnb-spa.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    hope2020

Targets

    • Target

      NEW ORDER 2020.exe

    • Size

      786KB

    • MD5

      48fb67150c7a3419c215f10c3e3d1304

    • SHA1

      826d2b9b5c66464def942721e019f8d0e3ce397e

    • SHA256

      1f1d87aaf919fc57a2e4498d3d54c8f9c724026b97b05747e1e6bdcccb51be46

    • SHA512

      a31fc9ab965b6c9e9a50d37942825a069246d8e88683cb656258552216f2a29281ecfc39e2057519a61c4b5b3eb2a9321e9ff9550a6b37c8d4c6e825c94407e8

    • AgentTesla

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

    • AgentTesla Payload

    • Drops startup file

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks