Managed XDR

vtdl_izk9l238 (Follina) — malware analysis report

File info

Filename
vtdl_izk9l238
File type
Zip archive data, at least v2.0 to extract
File size
12 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
e9f8d145689a8d17aac11aa198f48a30f93709cd
SHA256
deeedadb5eec777dd047ee1462568e74152e32e3fc9d08ef871fea3acd1d282e
MD5
0834d2a8e5c04f14b529b474dfb58f2c

Malwares

  • Follina

Signatures

Initial Access

T1192 downloader_ms_word: Suspicious link to an external file (Microsoft Word)

Execution

T1203 exploit_CVE_2022_30190: Exploitation of Follina (CVE-2022-30190) Vulnerability

Privilege Escalation

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1497.001 antivm_queries_computername: Retrieves the computer name

Other

yara_rules: Static rules
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card

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