Overview

overview

10

Static

static

7

1f3434be68...0N.exe

windows7-x64

10

1f3434be68...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1f3434be68e8075ee17c0bba795b0c40N.exe

  • Size

    91KB

  • Sample

    240726-r5s5baxglb

  • MD5

    1f3434be68e8075ee17c0bba795b0c40

  • SHA1

    52074cbeb752cc3a80997feaacb3fbb943e4f87b

  • SHA256

    eb9f129cec044187754b771c04929a7233b497d3063c80f3221cbc2602169d95

  • SHA512

    4bbb2d0d54c501477126f76259da6b8d25d0ede29e04753bda6fbf6825f031428f87c6e69c87a8012ac8daeccc34def0e51d86a64dd4a929de425c320c546832

  • SSDEEP

    1536:yOcjUpkWb2TTgKwuJ8OcjUpkWb2TTgKwuu:yOcjWJu7tJ8OcjWJu7tu

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      1f3434be68e8075ee17c0bba795b0c40N.exe

    • Size

      91KB

    • MD5

      1f3434be68e8075ee17c0bba795b0c40

    • SHA1

      52074cbeb752cc3a80997feaacb3fbb943e4f87b

    • SHA256

      eb9f129cec044187754b771c04929a7233b497d3063c80f3221cbc2602169d95

    • SHA512

      4bbb2d0d54c501477126f76259da6b8d25d0ede29e04753bda6fbf6825f031428f87c6e69c87a8012ac8daeccc34def0e51d86a64dd4a929de425c320c546832

    • SSDEEP

      1536:yOcjUpkWb2TTgKwuJ8OcjUpkWb2TTgKwuu:yOcjWJu7tJ8OcjWJu7tu

    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 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

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