Overview

overview

10

Static

static

3

a7d0433ce4...JC.exe

windows7-x64

10

a7d0433ce4...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a7d0433ce4435d2cc4b806da76dbe360exe_JC.exe

  • Size

    164KB

  • Sample

    231013-bz2lhahd4s

  • MD5

    a7d0433ce4435d2cc4b806da76dbe360

  • SHA1

    991a569024b6320e0894e2f4459cb4b4b7a05390

  • SHA256

    25aeb8acc6bae3bf19beb66c996f8763ecbc0f6595068f188e157d1880a35d28

  • SHA512

    2890284e536bce55062d1a10eddb1f45a9ef52e81c8af75d1bec54299eff3a25aff44683b70daa66884a46db46daadb578c6fee7ef2e433084cb0c2639aedafe

  • SSDEEP

    3072:Ax/5F/E7tEf0G+p+tYlpJH7iXQNgggHlxDZiYLK5Wph:AxhF4cX+wWJH7igNgjdFKs

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      a7d0433ce4435d2cc4b806da76dbe360exe_JC.exe

    • Size

      164KB

    • MD5

      a7d0433ce4435d2cc4b806da76dbe360

    • SHA1

      991a569024b6320e0894e2f4459cb4b4b7a05390

    • SHA256

      25aeb8acc6bae3bf19beb66c996f8763ecbc0f6595068f188e157d1880a35d28

    • SHA512

      2890284e536bce55062d1a10eddb1f45a9ef52e81c8af75d1bec54299eff3a25aff44683b70daa66884a46db46daadb578c6fee7ef2e433084cb0c2639aedafe

    • SSDEEP

      3072:Ax/5F/E7tEf0G+p+tYlpJH7iXQNgggHlxDZiYLK5Wph:AxhF4cX+wWJH7igNgjdFKs

    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 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 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

7
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