Overview

overview

10

Static

static

3

pp.exe

windows10-2004-x64

10

Resubmissions

05-08-2024 04:46

240805-fd3nwsxcml 7

05-08-2024 02:11

240805-cmkmwsxgrd 10

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General

  • Target

    pp.exe

  • Size

    7.4MB

  • Sample

    240805-cmkmwsxgrd

  • MD5

    67e4ed31a1f93cfe8e39fa71c36712aa

  • SHA1

    0b9aaf8d7fc079d5c92999c9e83f78d4cc599e89

  • SHA256

    4e49278775abf88be3be8aa7851cf854b901f1293b6055345d2a6c4ba6bdbf5d

  • SHA512

    b93d86c0c39e9668c1db50035cb7127e8e560e51cf5a925d78769d126dfdcb9df771ed2b1ab8ef68c80860a93a7ec912d105b0569af287a80f683a5cc18589e0

  • SSDEEP

    196608:VU7W4FMIZETKwjPePdrQJiWrBd1WutYPjo:wWQETKwvJiWT1WWao

Score
10/10
crimsonratrevengeratsatanawannacrywarzoneratbootkitdefense_evasiondiscoveryevasionexecutionimpactinfostealerpersistencepyinstallerransomwareratrezer0spywarestealertrojanworm

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Extracted

Family

crimsonrat

C2

185.136.161.124

Targets

    • Target

      pp.exe

    • Size

      7.4MB

    • MD5

      67e4ed31a1f93cfe8e39fa71c36712aa

    • SHA1

      0b9aaf8d7fc079d5c92999c9e83f78d4cc599e89

    • SHA256

      4e49278775abf88be3be8aa7851cf854b901f1293b6055345d2a6c4ba6bdbf5d

    • SHA512

      b93d86c0c39e9668c1db50035cb7127e8e560e51cf5a925d78769d126dfdcb9df771ed2b1ab8ef68c80860a93a7ec912d105b0569af287a80f683a5cc18589e0

    • SSDEEP

      196608:VU7W4FMIZETKwjPePdrQJiWrBd1WutYPjo:wWQETKwvJiWT1WWao

    Score
    10/10
    crimsonratrevengeratsatanawannacrywarzoneratbootkitdefense_evasiondiscoveryevasionexecutionimpactinfostealerpersistenceransomwareratrezer0spywarestealertrojanworm

    • CrimsonRAT main payload

    • CrimsonRat

      Crimson RAT is a malware linked to a Pakistani-linked threat actor.

      ratcrimsonrat

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

      trojanrevengerat

    • Satana

      Ransomware family which also encrypts the system's Master Boot Record (MBR).

      ransomwaresatana

    • UAC bypass

      evasiontrojan

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • WarzoneRat, AveMaria

      WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

      ratinfostealerwarzonerat

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • RevengeRat Executable

      stealer

    • Drops file in Drivers directory

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Scripting

1
T1064

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Modify Registry

5
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Scripting

1
T1064

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

Remote System Discovery

1
T1018

System Information Discovery

5
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

Defacement

1
T1491

Inhibit System Recovery

1
T1490

Tasks