Overview

overview

10

Static

static

PO#CWA006635.exe

windows7_x64

10

PO#CWA006635.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    485c8a8ef8e81296c121ef23c12c80579b7d7c62426f62288fa10aee04d4e704

  • Size

    393KB

  • Sample

    220714-dt217aecb3

  • MD5

    b0ca132b79d5d72014761b212a44a31c

  • SHA1

    d1fda07396f1fb3ccd3ad04648d1eaec90d8500a

  • SHA256

    485c8a8ef8e81296c121ef23c12c80579b7d7c62426f62288fa10aee04d4e704

  • SHA512

    bc2caa5ed9ba552679d58eb2637919f5056569d9c04e2f2a3ab5226792d508a37c99102d6f90632c8f8a81de5440ad1e7977127a3b700655fa94e458bb32d4f8

Score
10/10
agentteslacollectioncoreentityevasionkeyloggerrezer0spywarestealersuricatatrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.cpworldindia.com
  • Port:
    587
  • Username:
    import.cs@ahd.cpworldindia.com
  • Password:
    imprtcs@2019

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.cpworldindia.com
  • Port:
    587
  • Username:
    import.cs@ahd.cpworldindia.com
  • Password:
    imprtcs@2019

Targets

    • Target

      PO#CWA006635.exe

    • Size

      414KB

    • MD5

      8cf823ee0766126638d33918383ca5d8

    • SHA1

      3b215b084b9ff049a860fc29108f62c4b6d2133b

    • SHA256

      6de7efc9e04cb4db0acc603a7ed700b186d0545acd0e8e84a1d8cce668202dc8

    • SHA512

      41cd0278ebb15faddd178fb826e8dc74021980f09b94ff785b1b6d88d5504c2e7b37450484666fd7a00e3c3e865459ace696c41ad84e4d0630d1ef893e93ed94

    Score
    10/10
    agentteslacollectioncoreentityevasionkeyloggerrezer0spywarestealertrojansuricata

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • CoreEntity .NET Packer

      A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

      coreentity

    • suricata: ET MALWARE AgentTesla Exfil Via SMTP

      suricata: ET MALWARE AgentTesla Exfil Via SMTP

      suricata

    • 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.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Command and Control

Credential Access

Credentials in Files

3
T1081

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Tasks