Managed XDR

wannabe.exe (Lockbit, WannaCry, DNS Sinkhole) — malware analysis report

File info

Filename
wannabe.exe
File type
PE32+ executable (console) x86-64 Mono/.Net assembly, for MS Windows
File size
11.4 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
0d343c091d0d64896c698fb66b70e908e8bf595a
SHA256
564b37c0e9919770c0256da43d21e3395a16232ef0eedac76f6359a941811745
MD5
53fca11e8f1bd35c332835f0097196b2

Malwares

  • Lockbit
  • WannaCry
  • DNS Sinkhole

Signatures

Privilege Escalation

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1568.002 dga_domains: Connects to DGA domains
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests

Impact

T1486 ransomware_files: Ransomware indicators detected Lockbit (creates keys and the instruction on how to unlock the files)
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)

Other

suricata_alert: Malicious traffic detected
ce_info: Lockbit Configuration Data found
lockbit: Detected ransomware Lockbit
dns_tld_onion: Connects to TLD .onion (TOR), possibly malware
static_pe_anomaly: The PE file structure contains anomalies
network_bind: Starts servers listening at None
dns_without_resolve: DNS query without a response
process_crashed: One of the processes has failed
has_pdb: This executable file has a PDB path
dotnet_suspicious_module_name: Dotnet program has suspicious module name
dotnet_obfuscated: Dotnet program is potentially obfuscated
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint

Related reports

Managed XDR