Managed XDR

resistanceisfutile.exe (Lockbit) — malware analysis report

File info

Filename
resistanceisfutile.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
959.7 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
084bfb6f084ee2d81ea91aefde55079aa009003e
SHA256
9457a80082393307d6b91bba8e8e56e571fd78770d2f8eb6833d430ace4d7a58
MD5
3bf66e2c58943992865f77b471a5d22a

Malwares

  • Lockbit

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)
T1486 ransomware_files: Ransomware indicators detected Lockbit (creates keys and the instruction on how to unlock the files)
T1486 ransomware_extensions: Ransomware(s) Lockbit indicators detected (specific extension is added to files)

Other

yara_rules: Static rules
ce_info: Lockbit Configuration Data found
lockbit: Detected ransomware Lockbit
ransomware_shadowcopy: Removes volume shadow copies
ransomware_bcdedit: Runs bcdedit commands specific to ransomware
create_process_failed: Could not start the process
creates_suspended_process: Creates suspended process
access_recyclebin: Manipulation with recyclebin detected
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay

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