Managed XDR

downloadfile — malware analysis report

File info

Filename
downloadfile
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 936, Name of Creating Application: Microsoft Excel, Create Time/Date: Wed Sep 13 11:21:51 2006, Last Saved Time/Date: Tue Oct 22 01:03:14 2024, Security: 0
File size
275 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
fad689979e6a2ab12576dcb704fc4ed17b79bd7e
SHA256
9fd4bb5e8cd6fdbf7429450c91a6e1297d0896e50d7b2877e3a6bb2ad7d559ad
MD5
6527a3d435a1194936a1c7f3b55d62e0

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
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

T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

Discovery

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

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
creates_suspended_process: Creates suspended process
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