Managed XDR

a00135a18f99c9fb1fd4a9...ac04efaa76.xlsb.sample — malware analysis report

File info

Filename
a00135a18f99c9fb1fd4a9e3fb2081d94aac9b16da0c1a11fb7d3cac04efaa76.xlsb.sample
File type
Microsoft Excel 2007+
File size
288.3 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
5c8df7c8202fbee283ada8609ad2f0d1f7fd5a3a
SHA256
a00135a18f99c9fb1fd4a9e3fb2081d94aac9b16da0c1a11fb7d3cac04efaa76
MD5
ed9bd9f644cc89b5107b9a5854f2e101

Signatures

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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
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