Managed XDR

poc_calc_or_exploit_static_bypass2.rtf (Follina) — malware analysis report

File info

Filename
poc_calc_or_exploit_static_bypass2.rtf
File type
Rich Text Format data, version 1, unknown character set
File size
6.3 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
7449d24fea6e0b058b20bd19cca9c63309154926
SHA256
a26d123c50f2a62974a61cec46a3a035990930d429b5e5d718554c8251ceefdd
MD5
9d1f6b614dd207ea21b2086112d0ca2b

Malwares

  • Follina

Signatures

Execution

T1203 exploit_CVE_2017_0199: Possible exploitation of CVE-2017-0199
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

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

T1497.001 antivm_queries_computername: Retrieves the computer name
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

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

Discovery

T1497.001 antivm_queries_computername: Retrieves the computer name
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call

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