Managed XDR

poc_calc_or_exploit_static_bypass3.rtf (Follina) — malware analysis report

File info

Filename
poc_calc_or_exploit_static_bypass3.rtf
File type
Rich Text Format data, version 1, unknown character set
File size
5.3 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
60f1a2e49f7d4b73dbba177bed3e6318196ca539
SHA256
37f39241651f4bfda84f57bbf8d35a09045862e8b9b2be28761c1ef8f32aec24
MD5
0aacca2b858160d7d59325d3fe6f1ca1

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

T1555.003 cookie_files: Accesses cookie files
T1552 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
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call

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