Overview

overview

10

Static

static

8

4571165eb5...77.exe

windows7_x64

10

4571165eb5...77.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    4571165eb5458c899d26f1afb22a40691458ab47cce9f45d6edf9a7b46bc3c77

  • Size

    791KB

  • Sample

    220707-ta8ydsbge7

  • MD5

    efa6c505e88d3dcd38efe0edd045b1ca

  • SHA1

    2a3c910bc636fd83beb34575feabd74f28e8e75f

  • SHA256

    4571165eb5458c899d26f1afb22a40691458ab47cce9f45d6edf9a7b46bc3c77

  • SHA512

    4d7c29184e952f439ffed4ac69b687cf71c2bc9fc6edd9a9b61abf9320317a1f52d40445cbcdb177458a01abf33a8133232c32282702df9a9b913d2044606711

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      4571165eb5458c899d26f1afb22a40691458ab47cce9f45d6edf9a7b46bc3c77

    • Size

      791KB

    • MD5

      efa6c505e88d3dcd38efe0edd045b1ca

    • SHA1

      2a3c910bc636fd83beb34575feabd74f28e8e75f

    • SHA256

      4571165eb5458c899d26f1afb22a40691458ab47cce9f45d6edf9a7b46bc3c77

    • SHA512

      4d7c29184e952f439ffed4ac69b687cf71c2bc9fc6edd9a9b61abf9320317a1f52d40445cbcdb177458a01abf33a8133232c32282702df9a9b913d2044606711

    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