Managed XDR

lco_master_30aug2024.xlsb — malware analysis report

File info

Filename
lco_master_30aug2024.xlsb
File type
Microsoft Excel 2007+
File size
11.5 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
bcb0ff6625ccff7774c2664fc8cee4172352f65e
SHA256
620f49ca5c0500a01dca440310a861de1b5d9ef3a1f22f48ed165cf7e6a0ccb7
MD5
b82c299611a0c15c8a8302d7d9d1eb06

Signatures

Execution

T1203 office_exploit_creates_cmd: The document exhibits suspicious behaviour (creates a cmd.exe process)
T1203 suspicious_msapp: Suspicious execution of Microsoft Application (possible exploitation)

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

T1555.003 cookie_files: Accesses cookie files
T1552 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
T1082 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

Other

break_limit_exceeded: Warning: function calls limit has been exceeded
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