Overview

overview

10

Static

static

7

a434bfcef6...9N.exe

windows7-x64

10

a434bfcef6...9N.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    a434bfcef653acf2ea66c1f3752a94dd2dae5bb9c3afddeace36e42b3baf2539N

  • Size

    91KB

  • Sample

    240921-dlzk4asdjl

  • MD5

    80677ca8f4a6c568661b4bf61e1ecd00

  • SHA1

    8e4a9a4be6c6a3e2e03f548d2342defc501aac32

  • SHA256

    a434bfcef653acf2ea66c1f3752a94dd2dae5bb9c3afddeace36e42b3baf2539

  • SHA512

    e3bf4253823f321e1c59e88451a830ff82bfc414fc95b1b9716711519a0d4da57fee33ab4508d80e6c994cc18711411dd2fa88251fefef1143cbbf8cba9538f9

  • SSDEEP

    1536:XRsjdLaslqdBXvTUL0Hnouy8Vj5RsjdLaslqdBXvTUL0Hnouy8VjK:XOJKqsout95OJKqsout9K

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      a434bfcef653acf2ea66c1f3752a94dd2dae5bb9c3afddeace36e42b3baf2539N

    • Size

      91KB

    • MD5

      80677ca8f4a6c568661b4bf61e1ecd00

    • SHA1

      8e4a9a4be6c6a3e2e03f548d2342defc501aac32

    • SHA256

      a434bfcef653acf2ea66c1f3752a94dd2dae5bb9c3afddeace36e42b3baf2539

    • SHA512

      e3bf4253823f321e1c59e88451a830ff82bfc414fc95b1b9716711519a0d4da57fee33ab4508d80e6c994cc18711411dd2fa88251fefef1143cbbf8cba9538f9

    • SSDEEP

      1536:XRsjdLaslqdBXvTUL0Hnouy8Vj5RsjdLaslqdBXvTUL0Hnouy8VjK:XOJKqsout95OJKqsout9K

    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

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • 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

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