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Overview

overview

10

Static

static

3

b3e1269b97...76.exe

windows7-x64

10

b3e1269b97...76.exe

windows10-2004-x64

1

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General

  • Target

    b3e1269b978cc3e231e7b3400a474344e489a8e7a59bb7b369a9216304261276

  • Size

    132KB

  • Sample

    240625-bwe84atalg

  • MD5

    9635e2fe9b04cbe621ead618173d54ce

  • SHA1

    de8171b31ea2a48abb5ed193bf19d69ded0ee8ea

  • SHA256

    b3e1269b978cc3e231e7b3400a474344e489a8e7a59bb7b369a9216304261276

  • SHA512

    375c1db30e0b8571d335ca393139f1f1509491208023099c1b60787bebc03529272979ade6a56d16d9b177bfd2aa84c8c913aecbbcb940d85753e0d6f02e4388

  • SSDEEP

    3072:fplN73aQUlvjHJKuKidtQjrwZ7M4W5NjapLNnAikAx:xjWrLJKuKnGML5Njcx5jx

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      b3e1269b978cc3e231e7b3400a474344e489a8e7a59bb7b369a9216304261276

    • Size

      132KB

    • MD5

      9635e2fe9b04cbe621ead618173d54ce

    • SHA1

      de8171b31ea2a48abb5ed193bf19d69ded0ee8ea

    • SHA256

      b3e1269b978cc3e231e7b3400a474344e489a8e7a59bb7b369a9216304261276

    • SHA512

      375c1db30e0b8571d335ca393139f1f1509491208023099c1b60787bebc03529272979ade6a56d16d9b177bfd2aa84c8c913aecbbcb940d85753e0d6f02e4388

    • SSDEEP

      3072:fplN73aQUlvjHJKuKidtQjrwZ7M4W5NjapLNnAikAx:xjWrLJKuKnGML5Njcx5jx

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables use of System Restore points

      evasion

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • 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

    • 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

2
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

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

2
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

5
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