Managed XDR

jose.pdf (Lockbit) — malware analysis report

File info

Filename
jose.pdf
File type
PDF document, version 1.4
File size
505.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
bdda1e2f2194541ba9237a5a382de3478c6f4bfb
SHA256
f8a263a0ce95a265baa997cf92bf088b1ed0ca3df5fe8c61451905feb6831f36
MD5
297ba9793b59b61912d47c841cbc6320

Malwares

  • Lockbit

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

T1055.012 injection_runpe: Injects code into another process
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1070.004 deletes_self: Moves to different location or removes the original executable file
T1055.012 injection_runpe: Injects code into another process
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

T1552 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Impact

T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1489 stops_service: Stops Windows services
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings
T1489 change_service_config: Stops services via ChangeServiceConfig

Other

lockbit: Detected ransomware Lockbit
office_embedded: Office document contains embedded executable file(s)
network_bind: Starts servers listening at None
create_rpc_bindings: Creates RPC connection
require_administrator: Requests administrator privileges
creates_suspended_process: Creates suspended process
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay

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