Managed XDR

pre-approval-letter.eml — malware analysis report

File info

Filename
pre-approval-letter.eml
File type
SMTP mail, ASCII text, with CRLF line terminators
File size
92.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
a7058e1085d8971e54c37cfad959754cecc2790f
SHA256
0f75dd3be28bd91a21f37d03371954db4f40d4437443760b02d3d4a3116930ed
MD5
23547fab256fabb15e3c52e992c620a7

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 office_security_check: Checks Microsoft Office security settings
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 office_security_check: Checks Microsoft Office security settings
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

suspicious_pdf_link: PDF file with suspicious hyperlink or content
suspicious_pdf: PDF file with suspicious content
network_bind: Starts servers listening at None
pdf_page: Contains only one page
create_rpc_bindings: Creates RPC connection
pdf_compressed_stream: Contains an object with compressed stream
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
office_links: Office file contains external links
checktokenmembership: Checks user token with CheckTokenMembership call
Managed XDR