Overview

overview

10

Static

static

8

45a9c9fa83...f0.exe

windows7_x64

10

45a9c9fa83...f0.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    45a9c9fa83d345a382d4d53eed6a96a813decbbffa943e9409a5e3a921b2eef0

  • Size

    954KB

  • Sample

    220707-nbajbsefbr

  • MD5

    26e2c10e3e6716c5bc29e47a351c6c9e

  • SHA1

    aed608f1eb872841d1c90f6e2d45f79e451a9d0a

  • SHA256

    45a9c9fa83d345a382d4d53eed6a96a813decbbffa943e9409a5e3a921b2eef0

  • SHA512

    b2e724a6f7d90d6d5d333ed488b9792413eb974abc7a2633bbe768c4fa87621a5c155acec282ae78fb7bd168d1e81eed2f1e87ccb5bbee13b412642823e7a3ee

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      45a9c9fa83d345a382d4d53eed6a96a813decbbffa943e9409a5e3a921b2eef0

    • Size

      954KB

    • MD5

      26e2c10e3e6716c5bc29e47a351c6c9e

    • SHA1

      aed608f1eb872841d1c90f6e2d45f79e451a9d0a

    • SHA256

      45a9c9fa83d345a382d4d53eed6a96a813decbbffa943e9409a5e3a921b2eef0

    • SHA512

      b2e724a6f7d90d6d5d333ed488b9792413eb974abc7a2633bbe768c4fa87621a5c155acec282ae78fb7bd168d1e81eed2f1e87ccb5bbee13b412642823e7a3ee

    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