Overview

overview

10

Static

static

a81cb2205b...99.exe

windows7_x64

10

a81cb2205b...99.exe

windows10_x64

10

Sharing

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General

  • Target

    a81cb2205b2d57830b44dc8e73a2355fff172150b8e70cb5c0bdfb63c4521799

  • Size

    626KB

  • Sample

    210511-v1qmjw9cra

  • MD5

    0fd52637f3b2e7286b21b331cd7f09f6

  • SHA1

    77570b5baaa2b567fe84b13e527cd5ad74b86824

  • SHA256

    a81cb2205b2d57830b44dc8e73a2355fff172150b8e70cb5c0bdfb63c4521799

  • SHA512

    a8fbc93d6956682c1a31f2d7b7be58c3bac55a92167bbb237154dc3cfe591c3d742264c7563bfc980ddb805e22d34f308fc7916bf53d166efa9c5193ea9efdb5

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      a81cb2205b2d57830b44dc8e73a2355fff172150b8e70cb5c0bdfb63c4521799

    • Size

      626KB

    • MD5

      0fd52637f3b2e7286b21b331cd7f09f6

    • SHA1

      77570b5baaa2b567fe84b13e527cd5ad74b86824

    • SHA256

      a81cb2205b2d57830b44dc8e73a2355fff172150b8e70cb5c0bdfb63c4521799

    • SHA512

      a8fbc93d6956682c1a31f2d7b7be58c3bac55a92167bbb237154dc3cfe591c3d742264c7563bfc980ddb805e22d34f308fc7916bf53d166efa9c5193ea9efdb5

    Score
    10/10
    evasionpersistencespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

5
T1112

Hidden Files and Directories

1
T1158

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks