Overview

overview

10

Static

static

STATEMENT ...DF.exe

windows7_x64

10

STATEMENT ...DF.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    6261ed06abb47913f3cc376d86d9ddc4f4f671e8ca1a106685b4474d7af6bfa2

  • Size

    391KB

  • Sample

    220521-ddkrzafdh3

  • MD5

    cbbdeae57536f72d43df69281bf8faa9

  • SHA1

    a81f116c3c7196a2b378a7386b22257ab42af14c

  • SHA256

    6261ed06abb47913f3cc376d86d9ddc4f4f671e8ca1a106685b4474d7af6bfa2

  • SHA512

    1d4690249c566dfcbc51f5f82cd26c47527a2b6d0fc12288a1fe22e9eaef1af9263575bc44853e8e1385685227eb7d9d685f4af1af45b7f0180be086022584ce

Score
10/10
agentteslacollectionevasionkeyloggerpersistencerezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.microtechlab.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    pune@123

Targets

    • Target

      STATEMENT OF ACCOUNT.PDF.exe

    • Size

      424KB

    • MD5

      f0b3e2a7cef0d4e0c6e094676550221a

    • SHA1

      fc8cddcf6526cd3ee94141b6299c7069ad1b19b0

    • SHA256

      6ae9b8c271b5110c7cceb8b7d39522dd8d444dddcfa3691726ff3580562a73b7

    • SHA512

      3a0f6d6e979871ecdf4cce66e63674ecd32568f0d45f91448b0bb986fccbbf3173734f992d6c0add58c5437fd048e36c4b00bd8efcbcf5c161b35b8c7e26178a

    Score
    10/10
    agentteslacollectionevasionkeyloggerpersistencerezer0spywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • AgentTesla Payload

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Disables Task Manager via registry modification

      evasion

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

      collection

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

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

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks