General

  • Target

    402a82f143a0530788615e0a662ec3d4fc8679a7107abdde0c6fb8a133b220d3

  • Size

    633KB

  • Sample

    220520-2j4c9sfdh6

  • MD5

    98a15c8dcd1bf39fcc076d88daf44992

  • SHA1

    e23038ea4f10602def952a7b0505d343780d26e3

  • SHA256

    402a82f143a0530788615e0a662ec3d4fc8679a7107abdde0c6fb8a133b220d3

  • SHA512

    a1de44ccdf584d84243c936451e9d0b7fdfeed64d008f64d3b1b964d5f89c9669246d74505f9b104503f2d5c38ca49939bb1cc78aa33382f42cfe86853744217

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    vikash12345

Targets

    • Target

      Pagamento INV.exe

    • Size

      661KB

    • MD5

      7f0c1a8e0abb6ddfd6488e1062256844

    • SHA1

      5c038239c533d9b6151ee1c46872de37389094b6

    • SHA256

      32e87ba877bda7e78b9d5c772d7e5a420c375db21b48a0de7275b5311f58aa92

    • SHA512

      512fe65740126b56e75abb3bfb09a42e21aa90357898a08476126b25e9200db1b082c0dd5e6cf8a08f2b2676c140b52ddcbe900ade6fee46c9cf2912ca83adf1

    • AgentTesla

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

    • AgentTesla Payload

    • Checks computer location settings

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

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks