General

  • Target

    2118a50496820800cfc70a5ea71bc7b31904380ad10fa3ffda1e0296b8ea5cc4

  • Size

    401KB

  • Sample

    220520-2z8b6agcf5

  • MD5

    dde44b59842817b673c7bde28db8a5a9

  • SHA1

    5e6d723d8584832a5b49ba68924af384b3f16485

  • SHA256

    2118a50496820800cfc70a5ea71bc7b31904380ad10fa3ffda1e0296b8ea5cc4

  • SHA512

    8fc40c92722ff9914fd2e19e44e505341094a73c239000e4e09e659b04d948bcb76cb98029a8d466a5883ed0c5db8aa123978f557614effe01faceff98f66b0f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Iqb*)yC2

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Iqb*)yC2

Targets

    • Target

      new order.exe

    • Size

      454KB

    • MD5

      40af518941f73ee0867e18c6f44fd742

    • SHA1

      36e7edd6ab29ec11b60f95b2fa9289430fa4addb

    • SHA256

      ec35d01b2a195c348b20565d96de7d5dc6385dd23e7452b55ee4200cca7490fa

    • SHA512

      26ec2e83620962c2f714c0db01659df4f9baf94fb506177e6402197af4c94efbb2d584e08157ad1ce0e9ebd56b16130f0c6fc40e2b925dfa1340cb49690194ac

    • 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