Overview

overview

10

Static

static

3

ff284a9fa8...79.exe

windows7-x64

10

ff284a9fa8...79.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    ff284a9fa89bfeb02e4ebab752065b79.bin

  • Size

    119KB

  • Sample

    240701-eww4dsyhqr

  • MD5

    ff284a9fa89bfeb02e4ebab752065b79

  • SHA1

    d60b904d20f45602e109b69906b85b04f3530b37

  • SHA256

    964918124532e636f209d522ca8cc1930528c1070e14775fa542c95cd465d5b5

  • SHA512

    6b522bbc159048aa650ed37ade2829b238dc5f9f12265a78cc98742a3819cc9637ab77a5e1592d43c88e3fea48b8346b44f5b18535e881ac8fbc310b76837de0

  • SSDEEP

    3072:ohehAzVNlWearrdQlJEdVw68e0tmynNXF0RzdnzgxbU3bh222222222T:6v34dQcdVw68Bt1nNm7zl9222222222T

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      ff284a9fa89bfeb02e4ebab752065b79.bin

    • Size

      119KB

    • MD5

      ff284a9fa89bfeb02e4ebab752065b79

    • SHA1

      d60b904d20f45602e109b69906b85b04f3530b37

    • SHA256

      964918124532e636f209d522ca8cc1930528c1070e14775fa542c95cd465d5b5

    • SHA512

      6b522bbc159048aa650ed37ade2829b238dc5f9f12265a78cc98742a3819cc9637ab77a5e1592d43c88e3fea48b8346b44f5b18535e881ac8fbc310b76837de0

    • SSDEEP

      3072:ohehAzVNlWearrdQlJEdVw68e0tmynNXF0RzdnzgxbU3bh222222222T:6v34dQcdVw68Bt1nNm7zl9222222222T

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (86) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • 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 v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

4
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks