Overview

overview

10

Static

static

8

a623934db0...90.exe

windows7_x64

10

a623934db0...90.exe

windows10_x64

10

Sharing

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General

  • Target

    a623934db051250b8b54419b5d546f575a39c31c635cfc3d5c208bb290a1f790

  • Size

    148KB

  • Sample

    210517-sttfmhsqxj

  • MD5

    820d557d20ed47d3f1bb6946110526a2

  • SHA1

    004b6e3986ccb67599295c203abf529cc0c4456e

  • SHA256

    a623934db051250b8b54419b5d546f575a39c31c635cfc3d5c208bb290a1f790

  • SHA512

    9ae0a43ed10b9adfd16305a86e6128df9f35eda64258f11351127aa720a6baba7f555b71885cc9698e1db0179f824928b673cc0cace490c1133900cbfc5eb526

Score
10/10
adwarepersistencestealerupx

Malware Config

Targets

    • Target

      a623934db051250b8b54419b5d546f575a39c31c635cfc3d5c208bb290a1f790

    • Size

      148KB

    • MD5

      820d557d20ed47d3f1bb6946110526a2

    • SHA1

      004b6e3986ccb67599295c203abf529cc0c4456e

    • SHA256

      a623934db051250b8b54419b5d546f575a39c31c635cfc3d5c208bb290a1f790

    • SHA512

      9ae0a43ed10b9adfd16305a86e6128df9f35eda64258f11351127aa720a6baba7f555b71885cc9698e1db0179f824928b673cc0cace490c1133900cbfc5eb526

    Score
    10/10
    adwarepersistencestealerupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies system executable filetype association

      persistence

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Drops file in Drivers directory

    • Sets service image path in registry

      persistence

    • UPX packed file

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

      upx

    • 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.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

      stealeradware

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

2
T1004

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Privilege Escalation

Defense Evasion

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks