Overview

overview

10

Static

static

3

f569a61883...aN.exe

windows7-x64

10

f569a61883...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f569a61883e6331826ceea45fac8063b8b1e8706cd3edf686afc64cd61e362eaN.exe

  • Size

    320KB

  • Sample

    241122-wvqzesvrfw

  • MD5

    7aaa28ceb63303ddec0abe580b4d1ff0

  • SHA1

    491b70864a07a5dada35a4119119174da47d878c

  • SHA256

    f569a61883e6331826ceea45fac8063b8b1e8706cd3edf686afc64cd61e362ea

  • SHA512

    040dde561ad1541b3df357d3bfed1605673982008704a85aba5e2c22a5a6f445049267388af37d2f1df316b166f56bab281c8b3af44b019331c72f25ff567390

  • SSDEEP

    6144:qTwZo1IV3puaibGKFHi0mofhaH05kipz016580bHFbl86JQPDHDdx/QtqR:EXgvmzFHi0mo5aH0qMzd5807FRPJQPDV

Score
10/10
defense_evasiondiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      f569a61883e6331826ceea45fac8063b8b1e8706cd3edf686afc64cd61e362eaN.exe

    • Size

      320KB

    • MD5

      7aaa28ceb63303ddec0abe580b4d1ff0

    • SHA1

      491b70864a07a5dada35a4119119174da47d878c

    • SHA256

      f569a61883e6331826ceea45fac8063b8b1e8706cd3edf686afc64cd61e362ea

    • SHA512

      040dde561ad1541b3df357d3bfed1605673982008704a85aba5e2c22a5a6f445049267388af37d2f1df316b166f56bab281c8b3af44b019331c72f25ff567390

    • SSDEEP

      6144:qTwZo1IV3puaibGKFHi0mofhaH05kipz016580bHFbl86JQPDHDdx/QtqR:EXgvmzFHi0mo5aH0qMzd5807FRPJQPDV

    Score
    10/10
    defense_evasiondiscoveryevasionpersistenceprivilege_escalationtrojan

    • Modifies WinLogon for persistence

      persistence

    • UAC bypass

      evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

      defense_evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Hijack Execution Flow: Executable Installer File Permissions Weakness

      Possible Turn off User Account Control's privilege elevation for standard users.

      defense_evasionpersistenceprivilege_escalation

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Impair Defenses

2
T1562

Disable or Modify Tools

1
T1562.001

Safe Mode Boot

1
T1562.009

Modify Registry

5
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks