Overview

overview

10

Static

static

dd5ea9e9_b...is.exe

windows7_x64

10

dd5ea9e9_b...is.exe

windows10_x64

10

Sharing

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General

  • Target

    dd5ea9e9_by_Libranalysis

  • Size

    680KB

  • Sample

    210505-8fc7pqtd6s

  • MD5

    dd5ea9e96c9c000379ff5ce132dcc754

  • SHA1

    22fc09ab3506dd5e2ec0688c80763c0bb81ff3ab

  • SHA256

    147587e77bfd38e2818c96628981744e716aa058dfe6a1ace8e1a1c5cee421be

  • SHA512

    08c298e72b3915920f0f9a7cdb848d6721a001c6f3fdd2f0b2f5b8df0493da53dc936d97882a6ec42b013d7f09f0b2e6bded52d2d0a7425a43260ff8c899a537

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      dd5ea9e9_by_Libranalysis

    • Size

      680KB

    • MD5

      dd5ea9e96c9c000379ff5ce132dcc754

    • SHA1

      22fc09ab3506dd5e2ec0688c80763c0bb81ff3ab

    • SHA256

      147587e77bfd38e2818c96628981744e716aa058dfe6a1ace8e1a1c5cee421be

    • SHA512

      08c298e72b3915920f0f9a7cdb848d6721a001c6f3fdd2f0b2f5b8df0493da53dc936d97882a6ec42b013d7f09f0b2e6bded52d2d0a7425a43260ff8c899a537

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • 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