Overview

overview

10

Static

static

8

8a5698f604...00.exe

windows7_x64

10

8a5698f604...00.exe

windows10_x64

10

Sharing

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General

  • Target

    8a5698f6047ef1c11aa9722752489aa17e6f9b4e537885cb9bcc189e24897100

  • Size

    1.6MB

  • Sample

    210302-yb3spgv6ks

  • MD5

    a1438cf493963ec168280b86c1495aac

  • SHA1

    6a028c915be2774fa02eec1be1f7bca0b66229fc

  • SHA256

    8a5698f6047ef1c11aa9722752489aa17e6f9b4e537885cb9bcc189e24897100

  • SHA512

    0502f1a7210efc9be28f97ef9979e90a1ad43194ebc0f3c9de8ea615869e6a55cd3dfd65a7d8cba36a90e4d32ac182fc590e6b3f3f527b87b4b2d9a2557d0e1c

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      8a5698f6047ef1c11aa9722752489aa17e6f9b4e537885cb9bcc189e24897100

    • Size

      1.6MB

    • MD5

      a1438cf493963ec168280b86c1495aac

    • SHA1

      6a028c915be2774fa02eec1be1f7bca0b66229fc

    • SHA256

      8a5698f6047ef1c11aa9722752489aa17e6f9b4e537885cb9bcc189e24897100

    • SHA512

      0502f1a7210efc9be28f97ef9979e90a1ad43194ebc0f3c9de8ea615869e6a55cd3dfd65a7d8cba36a90e4d32ac182fc590e6b3f3f527b87b4b2d9a2557d0e1c

    Score
    10/10
    aspackv2persistence

    • Modifies WinLogon for persistence

      persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops autorun.inf file

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks