Overview

overview

8

Static

static

gpa_cal.exe

windows7-x64

8

gpa_cal.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    a630695fa734022ecb859d6cb6932b1f683f575a94b2193c4bac635673943249

  • Size

    17KB

  • Sample

    221124-z2twfaac27

  • MD5

    8512b6c5f04b5c56b6e7c951f6b6a0ee

  • SHA1

    f6328f06a854c040bed634c4c55328ceda17aa3a

  • SHA256

    a630695fa734022ecb859d6cb6932b1f683f575a94b2193c4bac635673943249

  • SHA512

    7f4f185f0e2b60055ba9041ac63d05946b6ab2169c08b70d180432786027f70f8c92ea55553b0d793e4908edf89c813a19e8442712a1c887047ea31e98aad90d

  • SSDEEP

    384:TM0c5lhOrcjhVEqW8QstLCItZ8ro0KbRx1SWnUMCAyjDKO9oGm:A0cnxjHEtu3n8Udx1SWkKA6

Score
8/10
evasionpersistence

Malware Config

Targets

    • Target

      gpa_cal.exe

    • Size

      43KB

    • MD5

      4e05534f1b1a17eea6e372ef1abd735e

    • SHA1

      5a93caa8a184b56afd6d7569b1b049d908ea7c17

    • SHA256

      976f0eab8e1394dcecd01ab989d26ccf9fc383c1c91acc0a7530348d5c5b759a

    • SHA512

      262b6e6d2fd58302fcbc54ae51ef3d78d118cd74ab4bd783c5af063df04a672160fe0e5d8e274fe0a4e9a17aa0c4fd301203e1303c2c0ae51aa25e2ffcd37824

    • SSDEEP

      768:XAyNMrbxn9kXhFVzrzkOUIAewWxk8VhTqDgCqo:QymgFxkExTVhoq

    Score
    8/10
    evasionpersistence

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks