Overview

overview

10

Static

static

983ecbd2ff...72.exe

windows7_x64

10

983ecbd2ff...72.exe

windows10_x64

10

Sharing

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General

  • Target

    983ecbd2ffb862c7442960045a2b9c5e1eb4137a504a44afea3b1adb5fed9172

  • Size

    750KB

  • Sample

    210511-znvltsze4x

  • MD5

    6e1ecd9f3b6f207e5b57a173169aec80

  • SHA1

    318b7702bca51e9e8f10efdd64e9bdbee28af1a2

  • SHA256

    983ecbd2ffb862c7442960045a2b9c5e1eb4137a504a44afea3b1adb5fed9172

  • SHA512

    fe616b63628111563fdd6dfe7003568d48a0932c33da173dacc7038c85023b206cecfa0582172657f933a1097172604da350f6dfcfde0a4ac5415333a350fe65

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      983ecbd2ffb862c7442960045a2b9c5e1eb4137a504a44afea3b1adb5fed9172

    • Size

      750KB

    • MD5

      6e1ecd9f3b6f207e5b57a173169aec80

    • SHA1

      318b7702bca51e9e8f10efdd64e9bdbee28af1a2

    • SHA256

      983ecbd2ffb862c7442960045a2b9c5e1eb4137a504a44afea3b1adb5fed9172

    • SHA512

      fe616b63628111563fdd6dfe7003568d48a0932c33da173dacc7038c85023b206cecfa0582172657f933a1097172604da350f6dfcfde0a4ac5415333a350fe65

    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