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Overview

overview

10

Static

static

3

NEAS.NEAS9...xe.exe

windows7-x64

10

NEAS.NEAS9...xe.exe

windows10-2004-x64

10

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General

  • Target

    NEAS.NEAS9b0045582bead564f2a00e1b687f7e70exe.exe

  • Size

    472KB

  • Sample

    231102-t3lnkafd5w

  • MD5

    9b0045582bead564f2a00e1b687f7e70

  • SHA1

    fb59aebb6694323c7f67aeaea568a121bfd571e5

  • SHA256

    a9aafce0401c90e682943be6c0d2985de55163e40ddf8d2fe5cbbee33bcbe12d

  • SHA512

    0d3be546524a1ab61d276aa31eda16c3487131cf90adc55a26b798233c76c409653fab905bd8ce82ce33a083c5185e3090cbdb449df4ba7bf195335eab673ae8

  • SSDEEP

    6144:lY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju4zk9Om:ynWwvHpVmXpjJIUd2cUusvalxzk9Om

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      NEAS.NEAS9b0045582bead564f2a00e1b687f7e70exe.exe

    • Size

      472KB

    • MD5

      9b0045582bead564f2a00e1b687f7e70

    • SHA1

      fb59aebb6694323c7f67aeaea568a121bfd571e5

    • SHA256

      a9aafce0401c90e682943be6c0d2985de55163e40ddf8d2fe5cbbee33bcbe12d

    • SHA512

      0d3be546524a1ab61d276aa31eda16c3487131cf90adc55a26b798233c76c409653fab905bd8ce82ce33a083c5185e3090cbdb449df4ba7bf195335eab673ae8

    • SSDEEP

      6144:lY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju4zk9Om:ynWwvHpVmXpjJIUd2cUusvalxzk9Om

    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