Managed XDR

3188c586-6ebf-49ae-ba9...-4522-1def0b941d9a.eml (Lockbit) — malware analysis report

File info

Filename
3188c586-6ebf-49ae-ba9c-08ddb8c8ebdf-6943945a-0520-2b3d-4522-1def0b941d9a.eml
File type
MIME entity, ASCII text, with CRLF line terminators
File size
132.8 KB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
12958492f9738512491c99aa1e9f256ae892228a
SHA256
aa2bbb978c89c7f305ee5d3a341d5aca7d344274a144a3546b8d3ec1f4e12638
MD5
ad88e193829f3b48e5f88eb2fd0a0f3a

Malwares

  • Lockbit

Signatures

Privilege Escalation

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

T1070.004 deletes_self: Moves to different location or removes the original executable file
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
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions

Credential Access

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

Discovery

T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1489 stops_service: Stops Windows services
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)
T1489 change_service_config: Stops services via ChangeServiceConfig

Other

yara_rules: Static rules
ce_info: Lockbit Configuration Data found
lockbit: Detected ransomware Lockbit
create_rpc_bindings: Creates RPC connection
creates_in_programdata: Creates files in the ProgramData directory
writes_data: Writes big amount of data to disk

Related reports

Managed XDR