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Overview

overview

8

Static

static

3

87a636c5f7...8a.exe

windows7-x64

8

87a636c5f7...8a.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    87a636c5f728170139fab3c2f91cd38a

  • Size

    566KB

  • Sample

    240201-xpbszseggm

  • MD5

    87a636c5f728170139fab3c2f91cd38a

  • SHA1

    e8255d77f18ac941d669cadf6e038596db1a52c1

  • SHA256

    786a85dfcaf550f00ffca019d1e3910f0c973064c0bf0b189302d2a6ea1957b8

  • SHA512

    de0573dbb2d188d895dc6bdceceef2cce6c9bb3543da6e4432511c196f2ab31ee3cf408e0990cd86eb951679c7c17801deed4c3f3ad9abe946b128878d5bb95d

  • SSDEEP

    6144:R7CI1sOm/IuoBXzlII3h/qXzMyM0mfAoSOoqk6pfwWm+g:Fm/NoBXzlB3h/qXLXHoSOoqDVwsg

Score
8/10
evasionpersistence

Malware Config

Targets

    • Target

      87a636c5f728170139fab3c2f91cd38a

    • Size

      566KB

    • MD5

      87a636c5f728170139fab3c2f91cd38a

    • SHA1

      e8255d77f18ac941d669cadf6e038596db1a52c1

    • SHA256

      786a85dfcaf550f00ffca019d1e3910f0c973064c0bf0b189302d2a6ea1957b8

    • SHA512

      de0573dbb2d188d895dc6bdceceef2cce6c9bb3543da6e4432511c196f2ab31ee3cf408e0990cd86eb951679c7c17801deed4c3f3ad9abe946b128878d5bb95d

    • SSDEEP

      6144:R7CI1sOm/IuoBXzlII3h/qXzMyM0mfAoSOoqk6pfwWm+g:Fm/NoBXzlB3h/qXLXHoSOoqDVwsg

    Score
    8/10
    evasionpersistence

    • Adds policy Run key to start application

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Modifies WinLogon

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

4
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Tasks