General

  • Target

    DA0495F4D7111AB9FB752D9229413CF6.exe

  • Size

    1.1MB

  • Sample

    230327-wancssgf2y

  • MD5

    da0495f4d7111ab9fb752d9229413cf6

  • SHA1

    5a3a8c6ba706530fbcc419e52e2a74906d91016f

  • SHA256

    cd313109ac0c4bf1ba813b880930620e41407b466380f107bf6c36644b7cce6b

  • SHA512

    aa4b973a86d4190e11eab02728ba5d2f22113f6599b6df058d8c45f03b7c523a0a02069d2613fde10e8f82a8322e9643220b886c4b59db05b279fef430a7f809

  • SSDEEP

    12288:/AuuSHVHBTA08TnebF0y07RU2OLkM1Q5n5fcGeKR4ZSWK6YqU90M7pQpQzsPf4M0:/x1H6eV022OwqkQyMA/xr

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.humanpower.vn
  • Port:
    587
  • Username:
    sales@humanpower.vn
  • Password:
    xlA}CL.(Jj8C
  • Email To:
    brimax@ventadeasfaltorc-250enlima.pe

Targets

    • Target

      DA0495F4D7111AB9FB752D9229413CF6.exe

    • Size

      1.1MB

    • MD5

      da0495f4d7111ab9fb752d9229413cf6

    • SHA1

      5a3a8c6ba706530fbcc419e52e2a74906d91016f

    • SHA256

      cd313109ac0c4bf1ba813b880930620e41407b466380f107bf6c36644b7cce6b

    • SHA512

      aa4b973a86d4190e11eab02728ba5d2f22113f6599b6df058d8c45f03b7c523a0a02069d2613fde10e8f82a8322e9643220b886c4b59db05b279fef430a7f809

    • SSDEEP

      12288:/AuuSHVHBTA08TnebF0y07RU2OLkM1Q5n5fcGeKR4ZSWK6YqU90M7pQpQzsPf4M0:/x1H6eV022OwqkQyMA/xr

    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • 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 v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks