Overview

overview

10

Static

static

27ab5aab7d...db.exe

windows7_x64

10

27ab5aab7d...db.exe

windows10_x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    27ab5aab7d33c125d04fe0c6a73b0115198531e433c935c84ffb4d082bba2adb

  • Size

    1.4MB

  • Sample

    210511-xc7gdyr9rn

  • MD5

    c41d4b71913b99638198fa0997a21312

  • SHA1

    f09278ac440108bafe4a1bf7bdc034f5760496a7

  • SHA256

    27ab5aab7d33c125d04fe0c6a73b0115198531e433c935c84ffb4d082bba2adb

  • SHA512

    d393b93efce94500e08caf22fe7f9ee5dec27a96cce6b56e4d8f2d62c4bf138a42f58740ac7af99749ae95f07d675e55e77d66ef2d7dbe96eda829de93435b68

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      27ab5aab7d33c125d04fe0c6a73b0115198531e433c935c84ffb4d082bba2adb

    • Size

      1.4MB

    • MD5

      c41d4b71913b99638198fa0997a21312

    • SHA1

      f09278ac440108bafe4a1bf7bdc034f5760496a7

    • SHA256

      27ab5aab7d33c125d04fe0c6a73b0115198531e433c935c84ffb4d082bba2adb

    • SHA512

      d393b93efce94500e08caf22fe7f9ee5dec27a96cce6b56e4d8f2d62c4bf138a42f58740ac7af99749ae95f07d675e55e77d66ef2d7dbe96eda829de93435b68

    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