General

  • Target

    New Order.ace

  • Size

    433KB

  • Sample

    211019-fk4jrsfcb7

  • MD5

    6f52c774643ec01c8f3491c3c2a23f1a

  • SHA1

    e06a448f619f17ffd61a463d974ca712bc298cf0

  • SHA256

    670374b3a45f8ce671cf6c84ce7d302de22b2fb23f3c25b41ac54aa9ac105520

  • SHA512

    762dec6a5694863dc80c20ac5c9473cfe9f85e0dbd218e6ca9f1fe67e46d45fecf0096b1b5adff4b2ad89a45911ce220539d7cde78cb09dacb3f8081b4118227

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.croatiahunt.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    VilaVrgade852

Targets

    • Target

      New Order.exe

    • Size

      527KB

    • MD5

      9da558af7c0b6bb51c614b13656df309

    • SHA1

      f888e909cd17e463d81fc984b308a971b4633427

    • SHA256

      365040e11a97a2a135b73a34011eab67757673e6831ad4f1f30d8a45b27a831c

    • SHA512

      6b3f23f7d81a5426b2aa5ea4251247a1f389db23529842c27ebb7e774bc2d779685191889ee351059e9cdf5ac8f2af9eb65b600f37dcdb1aabf5854d47a227f3

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks