Overview

overview

10

Static

static

8

4558a1cb84...62.exe

windows7_x64

10

4558a1cb84...62.exe

windows10_x64

10

Sharing

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General

  • Target

    4558a1cb8459bb699d31563af278aebd44c37200cb59c2e671da55be1be4a462

  • Size

    1.1MB

  • Sample

    210302-6sqabhzzc2

  • MD5

    a9a49e884ffef16d1c0e36eda9c003b9

  • SHA1

    86eec6d4ab651a7a6d1a5f4574f2ce7353a8a54f

  • SHA256

    4558a1cb8459bb699d31563af278aebd44c37200cb59c2e671da55be1be4a462

  • SHA512

    af04db63ac2c025ce09057a8b70180a99ee01299923a94b17053832de0c739d8978eedf33f55ce8848ef013d46aafad63901305dbea5b1d42bbee9753bb90034

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      4558a1cb8459bb699d31563af278aebd44c37200cb59c2e671da55be1be4a462

    • Size

      1.1MB

    • MD5

      a9a49e884ffef16d1c0e36eda9c003b9

    • SHA1

      86eec6d4ab651a7a6d1a5f4574f2ce7353a8a54f

    • SHA256

      4558a1cb8459bb699d31563af278aebd44c37200cb59c2e671da55be1be4a462

    • SHA512

      af04db63ac2c025ce09057a8b70180a99ee01299923a94b17053832de0c739d8978eedf33f55ce8848ef013d46aafad63901305dbea5b1d42bbee9753bb90034

    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