Overview

overview

10

Static

static

10

Everything...p2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Everything-1.4.1.1026.x64-Setup2.exe

  • Size

    509KB

  • Sample

    250411-nb7ttsxm15

  • MD5

    875228165176593a7994f3ca25ca8569

  • SHA1

    b83a002a564e40e4c65c9c6f2fd7aa489ccf564f

  • SHA256

    a15cc13813849501ca47b6e923955a19c34b50934d3701fed5df9763174363f3

  • SHA512

    380fb3ee1611aadace6889efc8a9d0326d242f9b9c01deb6a26501ade860c7308e595f1ef1fbf8be774505849e974538742803a585db2b406560a03b09b7fbc4

  • SSDEEP

    6144:MCvXCoHe6VlWT8b9xsBMHybb88CcbloZM+rIkd8g+EtXHkv/iD48HLECl/8e1mop:woHPVle8bLq5oZtL+EP8KFhwG

Score
10/10
umbraldiscoveryexecutionpersistenceprivilege_escalationspywarestealer

Malware Config

Targets

    • Target

      Everything-1.4.1.1026.x64-Setup2.exe

    • Size

      509KB

    • MD5

      875228165176593a7994f3ca25ca8569

    • SHA1

      b83a002a564e40e4c65c9c6f2fd7aa489ccf564f

    • SHA256

      a15cc13813849501ca47b6e923955a19c34b50934d3701fed5df9763174363f3

    • SHA512

      380fb3ee1611aadace6889efc8a9d0326d242f9b9c01deb6a26501ade860c7308e595f1ef1fbf8be774505849e974538742803a585db2b406560a03b09b7fbc4

    • SSDEEP

      6144:MCvXCoHe6VlWT8b9xsBMHybb88CcbloZM+rIkd8g+EtXHkv/iD48HLECl/8e1mop:woHPVle8bLq5oZtL+EP8KFhwG

    Score
    10/10
    umbraldiscoveryexecutionpersistenceprivilege_escalationspywarestealer

    • Detect Umbral payload

    • Modifies WinLogon for persistence

      persistence

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

      stealerumbral

    • Umbral family

      umbral

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Drops file in Drivers directory

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

      persistenceprivilege_escalation

    • Checks computer location settings

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

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

1
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks