Overview

overview

10

Static

static

8

3c9298a5fc...0f.exe

windows7_x64

10

3c9298a5fc...0f.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    3c9298a5fc9d55480c9a33945109b3a7471ef680c92d59de5660c04acdeec70f

  • Size

    1.0MB

  • Sample

    220703-htfkeabfh4

  • MD5

    1e735a75504b26f3c482a763474ce43c

  • SHA1

    b8059379cd37b3023aba8502fe8c981f592d54be

  • SHA256

    3c9298a5fc9d55480c9a33945109b3a7471ef680c92d59de5660c04acdeec70f

  • SHA512

    f8b955c5ff1d60b2740868dec09bc5c771466062bff91c42a1a527cd73616a9884490e6b293623963ce36a7bdd79271a567295af6b9d42a231c8c51c540712ed

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      3c9298a5fc9d55480c9a33945109b3a7471ef680c92d59de5660c04acdeec70f

    • Size

      1.0MB

    • MD5

      1e735a75504b26f3c482a763474ce43c

    • SHA1

      b8059379cd37b3023aba8502fe8c981f592d54be

    • SHA256

      3c9298a5fc9d55480c9a33945109b3a7471ef680c92d59de5660c04acdeec70f

    • SHA512

      f8b955c5ff1d60b2740868dec09bc5c771466062bff91c42a1a527cd73616a9884490e6b293623963ce36a7bdd79271a567295af6b9d42a231c8c51c540712ed

    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