Overview

overview

10

Static

static

8

b6c20e5027...dc.exe

windows7-x64

10

b6c20e5027...dc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b6c20e5027473a30264d4ed80da7d22f98cc67558590692a211bb04721934adc

  • Size

    183KB

  • Sample

    221129-jzytlsba73

  • MD5

    0f60be0cfa67b8ef0fcfd790325e89a8

  • SHA1

    95e0a97063c50b42637b11868445b5319db4a9ea

  • SHA256

    b6c20e5027473a30264d4ed80da7d22f98cc67558590692a211bb04721934adc

  • SHA512

    5ef7070eacd82fb2119188e1892f5336aa2c26aac0d1a1700fec9c18ed7facecec0415e84ec4241667267c8547f91a1d843b761a57000f8ff5eb7c8b2b0aa0f2

  • SSDEEP

    3072:rimsXXK9HRTOeriRfP6pXfSb0dspqc5oY0htVFAHT11Ual21Cxcs0HKAH057kyJy:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HWs

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      b6c20e5027473a30264d4ed80da7d22f98cc67558590692a211bb04721934adc

    • Size

      183KB

    • MD5

      0f60be0cfa67b8ef0fcfd790325e89a8

    • SHA1

      95e0a97063c50b42637b11868445b5319db4a9ea

    • SHA256

      b6c20e5027473a30264d4ed80da7d22f98cc67558590692a211bb04721934adc

    • SHA512

      5ef7070eacd82fb2119188e1892f5336aa2c26aac0d1a1700fec9c18ed7facecec0415e84ec4241667267c8547f91a1d843b761a57000f8ff5eb7c8b2b0aa0f2

    • SSDEEP

      3072:rimsXXK9HRTOeriRfP6pXfSb0dspqc5oY0htVFAHT11Ual21Cxcs0HKAH057kyJy:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HWs

    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