Overview

overview

10

Static

static

NPK 202020.exe

windows7_x64

10

NPK 202020.exe

windows10-2004_x64

7

Sharing

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General

  • Target

    1ee09b56eb363f46b95737856b82a8fd297c1e488042dd6c1f813cdb616a894e

  • Size

    444KB

  • Sample

    220521-bxqq8acfc9

  • MD5

    e59019a07c32f9bbcf869bfbd178188b

  • SHA1

    62728ed2b47aafc30543ef0bca38aee7b0bddf55

  • SHA256

    1ee09b56eb363f46b95737856b82a8fd297c1e488042dd6c1f813cdb616a894e

  • SHA512

    f39f5ea8d5c2342021032e13988064eaa90cdeb89ff6cd51a16dcd95098d7153f001b824d4a101da544bef9b59310a9b8d1f8e48f600f2361003a897874c7995

Score
10/10
agentteslacollectioncoreentitykeyloggerpersistencerezer0spywarestealertrojan

Malware Config

Targets

    • Target

      NPK 202020.exe

    • Size

      816KB

    • MD5

      94c64da42cec451a2bd9c6e30d366fa8

    • SHA1

      ae5ad76d977bedfaa76632fa32d5678c212daa96

    • SHA256

      40b64f01b9da5a5fdafaeae7226eb911ec29c6ecddd24aae32465f0c3b97fac5

    • SHA512

      97754440f8ad88d4bc02e57f921461a62176825f615cffbc6ffd35c29404e4301a142e4e4399c835c370e47563c240205ca8985a8f1ef6de1df43dea19dcf86a

    Score
    10/10
    agentteslacollectioncoreentitykeyloggerpersistencerezer0spywarestealertrojan

    • 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

    • AgentTesla Payload

    • ReZer0 packer

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

      rezer0

    • Checks computer location settings

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

    • 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

    • Adds Run key to start application

      persistence
    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

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks