Overview

overview

10

Static

static

d78cdb17_b...is.exe

windows7_x64

10

d78cdb17_b...is.exe

windows10_x64

10

Sharing

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General

  • Target

    d78cdb17_by_Libranalysis

  • Size

    1.6MB

  • Sample

    210505-hv5wmcdhk6

  • MD5

    d78cdb17b798ddadcf7a57e5ab6ff8f4

  • SHA1

    9ee54e6513cc932a78e8ec98c5c85390460da2b8

  • SHA256

    fdfac1eb054b58411f8e38556b65eb47a16c56652efac0f933fb2ea835ce6ad4

  • SHA512

    7d5ae5102fa8ee12a2b7fe1cff9afc3865a1475bc4065eb5fff710f28993e3411d6d34c8c465a8cb43e86a347f90f2f205d1afdeb7b66b262256a449b512aeec

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      d78cdb17_by_Libranalysis

    • Size

      1.6MB

    • MD5

      d78cdb17b798ddadcf7a57e5ab6ff8f4

    • SHA1

      9ee54e6513cc932a78e8ec98c5c85390460da2b8

    • SHA256

      fdfac1eb054b58411f8e38556b65eb47a16c56652efac0f933fb2ea835ce6ad4

    • SHA512

      7d5ae5102fa8ee12a2b7fe1cff9afc3865a1475bc4065eb5fff710f28993e3411d6d34c8c465a8cb43e86a347f90f2f205d1afdeb7b66b262256a449b512aeec

    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