Overview

overview

10

Static

static

3

aa1c9b407f...a1.exe

windows7-x64

10

aa1c9b407f...a1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    aa1c9b407f9399f88b60cbd77bd271a1

  • Size

    61KB

  • Sample

    240227-zhmb9aba83

  • MD5

    aa1c9b407f9399f88b60cbd77bd271a1

  • SHA1

    f430b1f4cbb55446be25d3a55bf68e047d209a04

  • SHA256

    a31518f6725008ecbd48a1a5f2f77eb7fdd37d5f8d47678002b6aee6278a8661

  • SHA512

    09d3731ab173a3f11c1f6b235ec9af74aab8e0f9354e31954e652a86e409df845f92ddda9d5361ebd8e6f433e467e76feef2183c8275c618cea0f8d02d534085

  • SSDEEP

    768:gKsMqCXfVcWO/M9ZkiANIUETCYLDwUzc80gmq3oP/oDc:gKseiM9ZkiAPIr/0O8/oY

Score
10/10
nitropersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      aa1c9b407f9399f88b60cbd77bd271a1

    • Size

      61KB

    • MD5

      aa1c9b407f9399f88b60cbd77bd271a1

    • SHA1

      f430b1f4cbb55446be25d3a55bf68e047d209a04

    • SHA256

      a31518f6725008ecbd48a1a5f2f77eb7fdd37d5f8d47678002b6aee6278a8661

    • SHA512

      09d3731ab173a3f11c1f6b235ec9af74aab8e0f9354e31954e652a86e409df845f92ddda9d5361ebd8e6f433e467e76feef2183c8275c618cea0f8d02d534085

    • SSDEEP

      768:gKsMqCXfVcWO/M9ZkiANIUETCYLDwUzc80gmq3oP/oDc:gKseiM9ZkiAPIr/0O8/oY

    Score
    10/10
    nitropersistenceransomwarespywarestealer

    • Nitro

      A ransomware that demands Discord nitro gift codes to decrypt files.

      ransomwarenitro

    • Renames multiple (90) files with added filename extension

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

      ransomware

    • 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 desktop.ini file(s)

    • 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.

    • Sets desktop wallpaper using registry

      ransomware
    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

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Defacement

1
T1491

Resource Development

Reconnaissance

Tasks