Managed XDR

2.rar (BlackMatter, Lockbit) — malware analysis report

File info

Filename
2.rar
File type
RAR archive data, v5
File size
2.7 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
8e4fdda2e256a5a5c60b254cc2a84cbcc433992b
SHA256
a5d0293b35b9142a5449f1f31a0b9611767a585e5ae9f125b4f980fb91faff50
MD5
ae1efb0f66302b781a6bf638bb779f31

Malwares

  • BlackMatter
  • Lockbit

Signatures

Persistence

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key

Privilege Escalation

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
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

T1562.001 disables_security: Disables Windows Security options
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1574.011 persistence_services: Modifies Services registry key
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1518 locates_browser: Attempts to identify where browsers are installed

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Impact

T1489 stops_service: Stops Windows services
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
lockbit: Detected ransomware Lockbit
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
has_pdb: This executable file has a PDB path
dotnet_antimetadata_analysis: Dotnet program has anti-analysis tricks
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
dotnet_mixed_assembly: Dotnet program is mixed assembly
dotnet_unmanaged_entrypoint: Dotnet program has unmanaged entrypoint
many_files_in_archive: The archive contains more than 5 files

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