Overview

overview

10

Static

static

10

dfd5f2dabc...0a.exe

windows7-x64

10

dfd5f2dabc...0a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dfd5f2dabc9e48eaf333b76da901ffa387e0753fd00353b8b03f976f36d3e00a.exe

  • Size

    696KB

  • Sample

    250326-pxgefa1rt8

  • MD5

    a79189ec6015e24cb01ae28574e355b3

  • SHA1

    fa795dff6bcf25e8dc707829c19f2fe6377055fb

  • SHA256

    dfd5f2dabc9e48eaf333b76da901ffa387e0753fd00353b8b03f976f36d3e00a

  • SHA512

    72a7992caa811cce783cf76499658e1d853552cd589cc7297f0a3cff8cbbfb14dc9b1d11332856b6a33f3c1225c62d10db7a2e967d782f20f6941ed78370ae6c

  • SSDEEP

    6144:I3Be8ySm8hQAAIfFrRXuEE+0l97mKwKRwHVqF86JQPDHDdx/Qtqa:h/zkFF+EExZmKbRQV4PJQPDHvd

Score
10/10
pykspadefense_evasiondiscoverypersistenceprivilege_escalationtrojanworm

Malware Config

Targets

    • Target

      dfd5f2dabc9e48eaf333b76da901ffa387e0753fd00353b8b03f976f36d3e00a.exe

    • Size

      696KB

    • MD5

      a79189ec6015e24cb01ae28574e355b3

    • SHA1

      fa795dff6bcf25e8dc707829c19f2fe6377055fb

    • SHA256

      dfd5f2dabc9e48eaf333b76da901ffa387e0753fd00353b8b03f976f36d3e00a

    • SHA512

      72a7992caa811cce783cf76499658e1d853552cd589cc7297f0a3cff8cbbfb14dc9b1d11332856b6a33f3c1225c62d10db7a2e967d782f20f6941ed78370ae6c

    • SSDEEP

      6144:I3Be8ySm8hQAAIfFrRXuEE+0l97mKwKRwHVqF86JQPDHDdx/Qtqa:h/zkFF+EExZmKbRQV4PJQPDHvd

    Score
    10/10
    defense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Modifies WinLogon for persistence

      persistence

    • UAC bypass

      defense_evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Disables RegEdit via registry modification

      defense_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

      defense_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

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