General

  • Target

    Inquiry Copy.exe

  • Size

    519KB

  • Sample

    200628-thz6tmwvsj

  • MD5

    5ebf752e445c2a9222357ea6ed653556

  • SHA1

    ff7fd12de0ddd6fa819db103d023e1b3e24a36d2

  • SHA256

    7dfe5d9e3e099285a3bc63497d1ee47ac99b7012f23beb730d73557b40afa26c

  • SHA512

    0c16ec901b238d60176349c30cf9aa29d3522f8544d5cc32aeba71e72e3954051651808264551d639ae19ef384c865310c70092c334a7dc33cd64bdbfb2603a4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    alexisborris@yandex.ru
  • Password:
    @Veronica24#

Targets

    • Target

      Inquiry Copy.exe

    • Size

      519KB

    • MD5

      5ebf752e445c2a9222357ea6ed653556

    • SHA1

      ff7fd12de0ddd6fa819db103d023e1b3e24a36d2

    • SHA256

      7dfe5d9e3e099285a3bc63497d1ee47ac99b7012f23beb730d73557b40afa26c

    • SHA512

      0c16ec901b238d60176349c30cf9aa29d3522f8544d5cc32aeba71e72e3954051651808264551d639ae19ef384c865310c70092c334a7dc33cd64bdbfb2603a4

    • AgentTesla

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

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Tasks