Overview

overview

10

Static

static

8

598aa66b32...c1.exe

windows7_x64

10

598aa66b32...c1.exe

windows10_x64

10

Sharing

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General

  • Target

    598aa66b325d7dbf135a6faa581a0c693faefdf4b9d0fe02f2d0f8b0ca49cec1

  • Size

    1.4MB

  • Sample

    210302-2sp94alrne

  • MD5

    bd82e5fe060c43b9206e3d43e0e522b6

  • SHA1

    7a3a52c56958239a7ae7b8ef36bff1776b1fe996

  • SHA256

    598aa66b325d7dbf135a6faa581a0c693faefdf4b9d0fe02f2d0f8b0ca49cec1

  • SHA512

    573ebf91f0de998338214e7abbf424d14913c4ccc784df8aeadbc18c398cbfa5b60c5467efd4cfb4b4940c128a6fac328b150f6de7a39c8d744f0f799cee6ae2

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      598aa66b325d7dbf135a6faa581a0c693faefdf4b9d0fe02f2d0f8b0ca49cec1

    • Size

      1.4MB

    • MD5

      bd82e5fe060c43b9206e3d43e0e522b6

    • SHA1

      7a3a52c56958239a7ae7b8ef36bff1776b1fe996

    • SHA256

      598aa66b325d7dbf135a6faa581a0c693faefdf4b9d0fe02f2d0f8b0ca49cec1

    • SHA512

      573ebf91f0de998338214e7abbf424d14913c4ccc784df8aeadbc18c398cbfa5b60c5467efd4cfb4b4940c128a6fac328b150f6de7a39c8d744f0f799cee6ae2

    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