Overview

overview

10

Static

static

8

105c59dcd6...0a.exe

windows7_x64

10

105c59dcd6...0a.exe

windows10_x64

10

Sharing

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General

  • Target

    105c59dcd62403afefaf7812cc7c354a6219482f0536eb68499b4fa3c5886a0a

  • Size

    1.4MB

  • Sample

    210302-nvnbmr91ps

  • MD5

    f360ca08346be9c62a41ed83ab686196

  • SHA1

    2fb0e2203cbe2957efc2960768108d5157a7d05f

  • SHA256

    105c59dcd62403afefaf7812cc7c354a6219482f0536eb68499b4fa3c5886a0a

  • SHA512

    09c2ee77364c8aa104c6762d6e980130488d0ee6c129f4794471921615346251d897b1c6a0a80b264334084e8fe30c49e6243bf136a385ab9ce3866a758e6517

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      105c59dcd62403afefaf7812cc7c354a6219482f0536eb68499b4fa3c5886a0a

    • Size

      1.4MB

    • MD5

      f360ca08346be9c62a41ed83ab686196

    • SHA1

      2fb0e2203cbe2957efc2960768108d5157a7d05f

    • SHA256

      105c59dcd62403afefaf7812cc7c354a6219482f0536eb68499b4fa3c5886a0a

    • SHA512

      09c2ee77364c8aa104c6762d6e980130488d0ee6c129f4794471921615346251d897b1c6a0a80b264334084e8fe30c49e6243bf136a385ab9ce3866a758e6517

    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