Overview

overview

10

Static

static

3

NEAS.2e8fa...f0.exe

windows7-x64

10

NEAS.2e8fa...f0.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    NEAS.2e8fa39b8a2aa7706b9f834d1d274ef0.exe

  • Size

    170KB

  • Sample

    231014-wee7zsag28

  • MD5

    2e8fa39b8a2aa7706b9f834d1d274ef0

  • SHA1

    c9e49c0041491cc4938378f6b48524bff3a43050

  • SHA256

    afe2ed0fd15edceed0a64c085cd958e69b1b0e56ec5e2da1acc55c6c45f3ce4d

  • SHA512

    1189a277b4957f8e48504a28c03d037a8e896102b4f244f163598651230698391a3f62b8d0fd9ed335d9f1b6c7e74c2f286da3e397abe10a8149852665f43580

  • SSDEEP

    3072:mCcKpzOpm3uKQCDWeyDKVPy7THK4WZZzUR9Lr0lQbU:37zOSuccuVqfp2+SR

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      NEAS.2e8fa39b8a2aa7706b9f834d1d274ef0.exe

    • Size

      170KB

    • MD5

      2e8fa39b8a2aa7706b9f834d1d274ef0

    • SHA1

      c9e49c0041491cc4938378f6b48524bff3a43050

    • SHA256

      afe2ed0fd15edceed0a64c085cd958e69b1b0e56ec5e2da1acc55c6c45f3ce4d

    • SHA512

      1189a277b4957f8e48504a28c03d037a8e896102b4f244f163598651230698391a3f62b8d0fd9ed335d9f1b6c7e74c2f286da3e397abe10a8149852665f43580

    • SSDEEP

      3072:mCcKpzOpm3uKQCDWeyDKVPy7THK4WZZzUR9Lr0lQbU:37zOSuccuVqfp2+SR

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables use of System Restore points

      evasion

    • Sets file execution options in registry

      persistence

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • 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

3
T1547

Registry Run Keys / Startup Folder

2
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

3
T1547

Registry Run Keys / Startup Folder

2
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

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks