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Overview

overview

10

Static

static

7

NEAS.ec139...JC.exe

windows7-x64

10

NEAS.ec139...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NEAS.ec139a3e242be5dfb2f5005116a811e1exe_JC.exe

  • Size

    1.1MB

  • Sample

    231006-rltxhacf7x

  • MD5

    ec139a3e242be5dfb2f5005116a811e1

  • SHA1

    bbd9ba813db931da7272b0f4fd0bf111d9e7f8ee

  • SHA256

    d966f610667639d9763b08c3992550d71a8fa4b927f79f2abfcbb082014e6f04

  • SHA512

    469eb79bfd5d73b8a3ec9bb668c73f21ee12b6f33e574f9694fb53b3945b96eba881dc5255ad5c27925f5d267a6f46fe39965102278d80963c130974ce13934c

  • SSDEEP

    6144:mjUjMj9jCfj9j3j9jtj9jOj9j9j9jvj9jGj9jSj9jSj9jmj9jE:jf

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      NEAS.ec139a3e242be5dfb2f5005116a811e1exe_JC.exe

    • Size

      1.1MB

    • MD5

      ec139a3e242be5dfb2f5005116a811e1

    • SHA1

      bbd9ba813db931da7272b0f4fd0bf111d9e7f8ee

    • SHA256

      d966f610667639d9763b08c3992550d71a8fa4b927f79f2abfcbb082014e6f04

    • SHA512

      469eb79bfd5d73b8a3ec9bb668c73f21ee12b6f33e574f9694fb53b3945b96eba881dc5255ad5c27925f5d267a6f46fe39965102278d80963c130974ce13934c

    • SSDEEP

      6144:mjUjMj9jCfj9j3j9jtj9jOj9j9j9jvj9jGj9jSj9jSj9jmj9jE:jf

    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 RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • 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

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