Overview

overview

10

Static

static

3

443a0e5d4f...AS.exe

windows7-x64

10

443a0e5d4f...AS.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    443a0e5d4fd3546d73e21a47f66b237d_NEAS

  • Size

    91KB

  • Sample

    240507-wrrrjshb4y

  • MD5

    443a0e5d4fd3546d73e21a47f66b237d

  • SHA1

    8510917af9691cc8505ece890b7100626190f257

  • SHA256

    d8a6f3c1d32f0f65681a63298d24c9357432c5f9ecfebaa68a13845cf1e5deb9

  • SHA512

    b7120712310692c835834cf5fb620c3ff9af3423980f3d6bb3b4a8d72b2a839fc33a05b965258b1b28980d769c0551452788ccc00e0b6704b245a04dd54d5c46

  • SSDEEP

    768:E3gRYjXbUeHORIC4ZxBMldNKm8Mxm8I+IxrjPfAQ4o3Imu+33gRYjXbUeHORIC4f:uT3OA3+KQsxfS4VBT3OA3+KQsxfS4N

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      443a0e5d4fd3546d73e21a47f66b237d_NEAS

    • Size

      91KB

    • MD5

      443a0e5d4fd3546d73e21a47f66b237d

    • SHA1

      8510917af9691cc8505ece890b7100626190f257

    • SHA256

      d8a6f3c1d32f0f65681a63298d24c9357432c5f9ecfebaa68a13845cf1e5deb9

    • SHA512

      b7120712310692c835834cf5fb620c3ff9af3423980f3d6bb3b4a8d72b2a839fc33a05b965258b1b28980d769c0551452788ccc00e0b6704b245a04dd54d5c46

    • SSDEEP

      768:E3gRYjXbUeHORIC4ZxBMldNKm8Mxm8I+IxrjPfAQ4o3Imu+33gRYjXbUeHORIC4f:uT3OA3+KQsxfS4VBT3OA3+KQsxfS4N

    Score
    10/10
    evasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

6
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks