Overview

overview

10

Static

static

3

Insta乗っ取り.exe

windows11-21h2-x64

10

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General

  • Target

    Insta乗っ取り.exe

  • Size

    12.5MB

  • Sample

    241126-mrjaqsxmhz

  • MD5

    0723e834a2509a96a2e607855158b5ec

  • SHA1

    1ee94029ff14e48f7a8717e24aeabcba4b625853

  • SHA256

    022232cb3c4a8d797ebcef987d6fe285d954a510fd0070967cc9bc85f4a65845

  • SHA512

    31310dc6f190f7daeddfe88006d0a1ae41e439cc66e2eebeac6b5dfa4ae3bc89d8d9424f5532eddeeccb355e2e6301063effb8a6eed0bcba2661814bdc1bc29c

  • SSDEEP

    196608:vnnqqT7wqnboZG97py6+fYVUDKzAOwlBvnfh+4t4RK5h6LG3Gqomo7IteD:fqqTbboM97Y66SAfnA9Kd2vmyItg

Score
10/10
defense_evasiondiscoveryevasionexecutionexploitpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      Insta乗っ取り.exe

    • Size

      12.5MB

    • MD5

      0723e834a2509a96a2e607855158b5ec

    • SHA1

      1ee94029ff14e48f7a8717e24aeabcba4b625853

    • SHA256

      022232cb3c4a8d797ebcef987d6fe285d954a510fd0070967cc9bc85f4a65845

    • SHA512

      31310dc6f190f7daeddfe88006d0a1ae41e439cc66e2eebeac6b5dfa4ae3bc89d8d9424f5532eddeeccb355e2e6301063effb8a6eed0bcba2661814bdc1bc29c

    • SSDEEP

      196608:vnnqqT7wqnboZG97py6+fYVUDKzAOwlBvnfh+4t4RK5h6LG3Gqomo7IteD:fqqTbboM97Y66SAfnA9Kd2vmyItg

    Score
    10/10
    defense_evasiondiscoveryevasionexecutionexploitpersistenceprivilege_escalationtrojan

    • Modifies WinLogon for persistence

      persistence

    • UAC bypass

      evasiontrojan

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Possible privilege escalation attempt

      exploit

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Screensaver

1
T1546.002

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Screensaver

1
T1546.002

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks