Overview

overview

10

Static

static

HEUR-Troja...e6.exe

windows7-x64

8

HEUR-Troja...e6.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2022 04:33

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    HEUR-Trojan-Ransom.Win32.Generic-7e3fb87027b84b39e369efde5f180e6d0bcfda15489b4387a6e0737943556de6.exe

  • Size

    326KB

  • MD5

    69324ffa4e40aa8c63fd9b27848aa371

  • SHA1

    f608c5838f173558d7851e1517cf4ab722b13e26

  • SHA256

    7e3fb87027b84b39e369efde5f180e6d0bcfda15489b4387a6e0737943556de6

  • SHA512

    d51b8da50273967bcc91e19ac21db0adc2d4870a10a60ed2f621cd7ddb9d2152424e7be95aacac743f75c607b9d445ea8f1172c9ab2b4b7af477f4f7c178b4db

  • SSDEEP

    6144:WM9uJiJ1mEjuSW3C2oCmhqoeBsGciYOf+ZLswYjUtMTO:WMSiS9SW35dmhqoeBsGJGKlO

Score
10/10
nitropersistenceransomwarespywarestealer

Malware Config

Signatures

  • Nitro

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

    ransomwarenitro
  • Modifies extensions of user files 4 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 5 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-7e3fb87027b84b39e369efde5f180e6d0bcfda15489b4387a6e0737943556de6.exe
    "C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-7e3fb87027b84b39e369efde5f180e6d0bcfda15489b4387a6e0737943556de6.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic csproduct get uuid
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1344

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1344-136-0x0000000000000000-mapping.dmp
    Download
  • memory/3496-135-0x0000000000000000-mapping.dmp
    Download
  • memory/4516-132-0x0000000000B60000-0x0000000000BB8000-memory.dmp
    Filesize

    352KB

    Download
  • memory/4516-133-0x0000000005A50000-0x0000000005FF4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/4516-134-0x0000000005560000-0x00000000055F2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4516-137-0x0000000006380000-0x000000000638A000-memory.dmp
    Filesize

    40KB

    Download