General

  • Target

    SecuriteInfo.com.Trojan.MulDrop16.10041.23448.22598

  • Size

    780KB

  • Sample

    210129-2bagkwd3t2

  • MD5

    1a04c95515a738360449274f9ce1b3ac

  • SHA1

    99d94cab4fb7c3147fe655faaf1d81bf2a9fd214

  • SHA256

    60a77ee5b32933d4ecd4c6302f62d1ff9ae732b24350c67ac0b6b84f253a867c

  • SHA512

    ff0baa3fbe266d8ac04e2a85cc607f828f087771847b2468f7a43f52d0c13c69463cdb22e648ac6d5869a1f3a4899224791f3234ad9b9d2a8edd785417e97a99

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    cgcropglobe.website
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    HCBo3_tl-nKP96

Targets

    • Target

      SecuriteInfo.com.Trojan.MulDrop16.10041.23448.22598

    • Size

      780KB

    • MD5

      1a04c95515a738360449274f9ce1b3ac

    • SHA1

      99d94cab4fb7c3147fe655faaf1d81bf2a9fd214

    • SHA256

      60a77ee5b32933d4ecd4c6302f62d1ff9ae732b24350c67ac0b6b84f253a867c

    • SHA512

      ff0baa3fbe266d8ac04e2a85cc607f828f087771847b2468f7a43f52d0c13c69463cdb22e648ac6d5869a1f3a4899224791f3234ad9b9d2a8edd785417e97a99

    • 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.

    • 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.

    • 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

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Tasks