Overview

overview

10

Static

static

DHL_overdu...er.exe

windows7_x64

10

DHL_overdu...er.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    f183afe99d57987a29315da21c77a6d6a96f9bb38871161e3d53a4d21fde0725

  • Size

    398KB

  • Sample

    220521-cat1ssded6

  • MD5

    95db5c324d2b1b652e3ee8d6f4c74a2c

  • SHA1

    697565b4d93d83ec1d59319491e436830a82d27f

  • SHA256

    f183afe99d57987a29315da21c77a6d6a96f9bb38871161e3d53a4d21fde0725

  • SHA512

    07bc27d1aad20948d2b55658a3f1d03d6f0c71b44e3b6760d021eed9ed72266c20d73ecc061574846b247e0e6a04ac1b39136da80aafcfc3dfb6482146b19c61

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

      DHL_overdue account letter.exe

    • Size

      458KB

    • MD5

      a33dbdecdb343c3ac0c84e514f13d113

    • SHA1

      2db5cbc0dda1bc192f1886f259f177a92e2e595e

    • SHA256

      c87d0af1b7d984327de7a8e4a46c3d8b2cbfe2c6e74d3c31e158b7d92e42226e

    • SHA512

      337a2e944bcd95e5f8e45e10f4f075b30a152df24eb19d69cfef849636f9868a1fe8273e511b1fad805c15aedd0d3ff7444614d54da0e61fd9b2f25141ab9da2

    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