Overview

overview

10

Static

static

3

NEAS.da741...80.exe

windows7-x64

10

NEAS.da741...80.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NEAS.da74117465edf7ed7b6a39c85cbcae80.exe

  • Size

    147KB

  • Sample

    231028-y12zzsdc79

  • MD5

    da74117465edf7ed7b6a39c85cbcae80

  • SHA1

    00a6d20b9e1d109f69de65c3dd29a6866640d2c5

  • SHA256

    0a62887e40cb7d0b26934f5b7e049027f69fdf7c54a0df43b7d674cd32759221

  • SHA512

    d65ce3b05497f42696ec157f1c273d9a1afc2d1c03a98c761f7b9bcd7056254edb5f64a9f335f1ad316233d786f77f54b71bdd6125a99f9a4a440caac9243063

  • SSDEEP

    1536:oWwaMcKOER0m9mwWeAggupnhycpDnq+5h/tDSZ15WwdAu:pzKR0xwWfWnhFpDRzSZaCAu

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      NEAS.da74117465edf7ed7b6a39c85cbcae80.exe

    • Size

      147KB

    • MD5

      da74117465edf7ed7b6a39c85cbcae80

    • SHA1

      00a6d20b9e1d109f69de65c3dd29a6866640d2c5

    • SHA256

      0a62887e40cb7d0b26934f5b7e049027f69fdf7c54a0df43b7d674cd32759221

    • SHA512

      d65ce3b05497f42696ec157f1c273d9a1afc2d1c03a98c761f7b9bcd7056254edb5f64a9f335f1ad316233d786f77f54b71bdd6125a99f9a4a440caac9243063

    • SSDEEP

      1536:oWwaMcKOER0m9mwWeAggupnhycpDnq+5h/tDSZ15WwdAu:pzKR0xwWfWnhFpDRzSZaCAu

    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 Task Manager via registry modification

      evasion

    • Disables cmd.exe use 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

    • Enumerates connected drives

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

    • Modifies WinLogon

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
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

1
T1547.001

Winlogon Helper DLL

2
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

9
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks