Overview

overview

10

Static

static

3

BonziBuddy432.exe

windows7-x64

3

BonziBuddy432.exe

windows10-2004-x64

Resubmissions

25-05-2024 15:06

240525-sgq6gsge7y 3

25-05-2024 14:58

240525-scfh7agd7s 10

25-05-2024 14:53

240525-r9tlmsgg48 8

Sharing

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General

  • Target

    Bonzi.zip

  • Size

    49.8MB

  • Sample

    240525-scfh7agd7s

  • MD5

    65259c11e1ff8d040f9ec58524a47f02

  • SHA1

    2d5a24f7cadd10140dd6d3dd0dc6d0f02c2d40fd

  • SHA256

    755bd7f1fc6e93c3a69a1125dd74735895bdbac9b7cabad0506195a066bdde42

  • SHA512

    37096eeb1ab0e11466c084a9ce78057e250f856b919cb9ef3920dad29b2bb2292daabbee15c64dc7bc2a48dd930a52a2fb9294943da2c1c3692863cec2bae03d

  • SSDEEP

    1572864:JrXJmVPHHpgbw+ojykM3VO+4hG1peXyKRL2U:J1m5npwwRvgO3ipVAl

Score
10/10
wannacrydefense_evasiondiscoveryevasionexecutionimpactpersistenceransomwarespywarestealertrojanworm

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_WannaCry-main.zip\WannaCry-main\@[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

Targets

    • Target

      BonziBuddy432.exe

    • Size

      49.9MB

    • MD5

      06d87d4c89c76cb1bcb2f5a5fc4097d1

    • SHA1

      657248f78abfa9015b77c431f2fd8797481478fd

    • SHA256

      f1e859d99072e35f20e172d8458e3ea1baf8ba86c8c9e311a0debcd2acd5d0fc

    • SHA512

      12bcc681544bfc0cb5f1a3c2e5e3d475efdf5abb8bf0e18cb18f529a82d551f39e16de2d3f0664c2c2cbfab2bc4702e256b958acadca53424e6d8760b6f457f9

    • SSDEEP

      1572864:HVGKQzdb8P3XxxOtGpBXFqRDjSghMDDqRDAtzq9:HVcdeXzOoP1OjfgDOo2

    Score
    10/10
    wannacrydefense_evasiondiscoveryevasionexecutionimpactpersistenceransomwarespywarestealertrojanworm

    • Modifies WinLogon for persistence

      persistence

    • UAC bypass

      evasiontrojan

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Disables RegEdit via registry modification

      evasion

    • Modifies Installed Components in the registry

      persistence

    • 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

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

File and Directory Permissions Modification

1
T1222

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Modify Registry

6
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

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