Overview

overview

10

Static

static

10

66afbc31bf...cs.exe

windows7-x64

10

66afbc31bf...cs.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe

  • Size

    231KB

  • Sample

    240524-hpyv7aha64

  • MD5

    66afbc31bf674b654e230610f0b380e0

  • SHA1

    0765177dfb24e77aa6c246d9ea47d919fd073052

  • SHA256

    2fbf9b1fa42bb67b2dae0ca1cf30d4d860041c2aa9109dc968df12a14686cd88

  • SHA512

    2ef785884ed621f5c67a27f428b404c284575aaf7c77bf947925b173b6496dc2c7c0ffbd8b1f1796f0c286b89e1aeafe4d5ca4d608138286383eb46da4d46449

  • SSDEEP

    6144:RloZMhrIkd8g+EtXHkv/iD4jOlqn9GuB70dP6aPLOb8e1m1/i:joZiL+EP8jOlqn9GuB70dP6aP+3

Score
10/10
umbralexecutionspywarestealer

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1240945531652673598/ap58hTkSPmLFzbQaLmCXcIe-GLhthOwE3RZln5Xxl7ZHnNew12OohvIDqImCTskgFOEo

Targets

    • Target

      66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe

    • Size

      231KB

    • MD5

      66afbc31bf674b654e230610f0b380e0

    • SHA1

      0765177dfb24e77aa6c246d9ea47d919fd073052

    • SHA256

      2fbf9b1fa42bb67b2dae0ca1cf30d4d860041c2aa9109dc968df12a14686cd88

    • SHA512

      2ef785884ed621f5c67a27f428b404c284575aaf7c77bf947925b173b6496dc2c7c0ffbd8b1f1796f0c286b89e1aeafe4d5ca4d608138286383eb46da4d46449

    • SSDEEP

      6144:RloZMhrIkd8g+EtXHkv/iD4jOlqn9GuB70dP6aPLOb8e1m1/i:joZiL+EP8jOlqn9GuB70dP6aP+3

    Score
    10/10
    umbralexecutionspywarestealer

    • Detect Umbral payload

    • Umbral

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

      stealerumbral

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Drops file in Drivers directory

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks