Overview

overview

10

Static

static

27914606d6...a5.exe

windows7_x64

10

27914606d6...a5.exe

windows10_x64

10

Sharing

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General

  • Target

    27914606d6b37743548b9cbbd51fd74bd0e1b609f7ca6ef2fc7e0e514fcf30a5

  • Size

    621KB

  • Sample

    210511-hna5br88gj

  • MD5

    6bd98c8bd3a3d136066bfb174fde786e

  • SHA1

    ed163990cfa59e3033772680a443d8a4719432f1

  • SHA256

    27914606d6b37743548b9cbbd51fd74bd0e1b609f7ca6ef2fc7e0e514fcf30a5

  • SHA512

    863a6eb3c4b406161410cb5dea4a6c820ba5526c95434579b064d7170c1746a4bbf65a7f36e93a7586eed4dd247a9f46efcfc8258ba08824f55aa6f0197383dc

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      27914606d6b37743548b9cbbd51fd74bd0e1b609f7ca6ef2fc7e0e514fcf30a5

    • Size

      621KB

    • MD5

      6bd98c8bd3a3d136066bfb174fde786e

    • SHA1

      ed163990cfa59e3033772680a443d8a4719432f1

    • SHA256

      27914606d6b37743548b9cbbd51fd74bd0e1b609f7ca6ef2fc7e0e514fcf30a5

    • SHA512

      863a6eb3c4b406161410cb5dea4a6c820ba5526c95434579b064d7170c1746a4bbf65a7f36e93a7586eed4dd247a9f46efcfc8258ba08824f55aa6f0197383dc

    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

    • Checks whether UAC is enabled

      evasiontrojan

    • 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

6
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

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks