Managed XDR

vtdl_wfndnwgc (BlackMatter, DarkSide) — malware analysis report

File info

Filename
vtdl_wfndnwgc
File type
RAR archive data, v5
File size
3.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
043fa82cd179a0c0d33d958534d0ac4a266af4fe
SHA256
41a698eb7c58022975ddb16d80e444234a71b1a3dfb3e017ad80a6ac8c541063
MD5
feb587492965e27725f12cebfe9c0f63

Malwares

  • BlackMatter
  • DarkSide

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

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

T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1480 system_default_lang_id_present: Checks the system language
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Command and Control

T1102.003 references_github: Contains links to cloud services of Github (potentially for malicious payload delivery)

Other

yara_rules: Static rules
process_crashed: One of the processes has failed
no_graphical_activity: No graphic activity
pdf_compressed_stream: Contains an object with compressed stream
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
office_links: Office file contains external links
checktokenmembership: Checks user token with CheckTokenMembership call
many_files_in_archive: The archive contains more than 5 files

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