Overview

overview

10

Static

static

8

45855e5ae5...b4.exe

windows7_x64

10

45855e5ae5...b4.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    45855e5ae570fe748cd3af36b23c7c18417b6577e2f0bb4a5ae57d216593f7b4

  • Size

    872KB

  • Sample

    220707-ntmavahec3

  • MD5

    adfb5d5491835fe7093443b58cef3672

  • SHA1

    7cdc2df436bdbb5677a3e74408e8ba39682c3fec

  • SHA256

    45855e5ae570fe748cd3af36b23c7c18417b6577e2f0bb4a5ae57d216593f7b4

  • SHA512

    1751aea26dd8d61c50c7dbb70ef799ade1d143eacd55f058e3c2de015ba477fb98f6e5f3cac27b856a54343a5cd730656d6248eeb2036410155058927a5894cb

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      45855e5ae570fe748cd3af36b23c7c18417b6577e2f0bb4a5ae57d216593f7b4

    • Size

      872KB

    • MD5

      adfb5d5491835fe7093443b58cef3672

    • SHA1

      7cdc2df436bdbb5677a3e74408e8ba39682c3fec

    • SHA256

      45855e5ae570fe748cd3af36b23c7c18417b6577e2f0bb4a5ae57d216593f7b4

    • SHA512

      1751aea26dd8d61c50c7dbb70ef799ade1d143eacd55f058e3c2de015ba477fb98f6e5f3cac27b856a54343a5cd730656d6248eeb2036410155058927a5894cb

    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