Overview

overview

10

Static

static

5

8e50577e94...eN.exe

windows7-x64

10

8e50577e94...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8e50577e94a3638908c05be5df1f482e40ebcaaaf71bbc801031770c1e337daeN

  • Size

    90KB

  • Sample

    241004-fkntbazbpf

  • MD5

    d1967e784a6e8b6dab51c2b1396622d0

  • SHA1

    b1a534ec8a8a893ca9204091695710204e81e6e9

  • SHA256

    8e50577e94a3638908c05be5df1f482e40ebcaaaf71bbc801031770c1e337dae

  • SHA512

    2fe3a83d5bec55100e9857038cfed2a9c706135b6d898f3a874d1ceaa59c1ae65f520b53f4d02aa6778c514fccede9357092e9c6384e30266a1cc0e4c5122cad

  • SSDEEP

    1536:XRsjdLaslqdBXvTUL0Hnouy8VjsRsjdLaslqdBXvTUL0Hnouy8Vj:XOJKqsout9sOJKqsout9

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      8e50577e94a3638908c05be5df1f482e40ebcaaaf71bbc801031770c1e337daeN

    • Size

      90KB

    • MD5

      d1967e784a6e8b6dab51c2b1396622d0

    • SHA1

      b1a534ec8a8a893ca9204091695710204e81e6e9

    • SHA256

      8e50577e94a3638908c05be5df1f482e40ebcaaaf71bbc801031770c1e337dae

    • SHA512

      2fe3a83d5bec55100e9857038cfed2a9c706135b6d898f3a874d1ceaa59c1ae65f520b53f4d02aa6778c514fccede9357092e9c6384e30266a1cc0e4c5122cad

    • SSDEEP

      1536:XRsjdLaslqdBXvTUL0Hnouy8VjsRsjdLaslqdBXvTUL0Hnouy8Vj:XOJKqsout9sOJKqsout9

    Score
    10/10
    discoveryevasionpersistenceupx

    • 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 file in System32 directory

    • UPX packed file

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

      upx
    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

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks