Managed XDR

hk5_c2_nhatban.xls — malware analysis report

File info

Filename
hk5_c2_nhatban.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Ho Viet Hung, Last Saved By: KET CAU 1, Name of Creating Application: Microsoft Excel, Last Printed: Wed Jun 8 09:46:17 2022, Create Time/Date: Sat Mar 14 23:16:47 2015, Last Saved Time/Date: Wed Jun 8 09:48:15 2022, Security: 0
File size
56 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
55b3d942ecf8331c3d216a3c18f33b301e0ef9ed
SHA256
f5bbbf22c06f5eb43004cfcfa6e613641681812c0e557e2f4fc271d722b534a3
MD5
854a78216576f09301e97951bc3cbe7f

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro

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 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro
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

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

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
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
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