Overview

overview

10

Static

static

8

9aa2e76fa7...af.exe

windows7_x64

10

9aa2e76fa7...af.exe

windows10_x64

10

Sharing

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General

  • Target

    9aa2e76fa787a0c167dc88cecb74d0925b3e7feda7bdc8c335d1d34541d002af

  • Size

    1.4MB

  • Sample

    210302-l4qym3bz2j

  • MD5

    89bce717796922351187a83879f6b6e0

  • SHA1

    d78b111f0252929970edf746901f450b229355df

  • SHA256

    9aa2e76fa787a0c167dc88cecb74d0925b3e7feda7bdc8c335d1d34541d002af

  • SHA512

    8bdbcb0814b45511e7bdd523b91239c56d8cd4d605101948a3ff012124f1aa5d53e7c2dd5f7e41333cc5cb913b4e0d56891119d7650804cac2bae8d5c34d747e

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      9aa2e76fa787a0c167dc88cecb74d0925b3e7feda7bdc8c335d1d34541d002af

    • Size

      1.4MB

    • MD5

      89bce717796922351187a83879f6b6e0

    • SHA1

      d78b111f0252929970edf746901f450b229355df

    • SHA256

      9aa2e76fa787a0c167dc88cecb74d0925b3e7feda7bdc8c335d1d34541d002af

    • SHA512

      8bdbcb0814b45511e7bdd523b91239c56d8cd4d605101948a3ff012124f1aa5d53e7c2dd5f7e41333cc5cb913b4e0d56891119d7650804cac2bae8d5c34d747e

    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