Overview

overview

10

Static

static

8

3c87daeb4b...c2.exe

windows7_x64

10

3c87daeb4b...c2.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    3c87daeb4beb2d47f92315bfc8dbce10c41f8301f843db80096840a3c5c175c2

  • Size

    703KB

  • Sample

    220703-hzbhmshhgk

  • MD5

    3a099ad6dff8a7b354dcc8258847ef45

  • SHA1

    a013d07f619c682b9f1f6f9c2669939039132066

  • SHA256

    3c87daeb4beb2d47f92315bfc8dbce10c41f8301f843db80096840a3c5c175c2

  • SHA512

    704f36baecfd950116623430a5a3e079779dc4a8cd492f410dd56835f0eadcdac2892e82b5134f94fa6862f87bf028cc930220d256cb0c22e9b83a4c4a8463cf

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      3c87daeb4beb2d47f92315bfc8dbce10c41f8301f843db80096840a3c5c175c2

    • Size

      703KB

    • MD5

      3a099ad6dff8a7b354dcc8258847ef45

    • SHA1

      a013d07f619c682b9f1f6f9c2669939039132066

    • SHA256

      3c87daeb4beb2d47f92315bfc8dbce10c41f8301f843db80096840a3c5c175c2

    • SHA512

      704f36baecfd950116623430a5a3e079779dc4a8cd492f410dd56835f0eadcdac2892e82b5134f94fa6862f87bf028cc930220d256cb0c22e9b83a4c4a8463cf

    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