Managed XDR

acumen-vn-cipl-20240830.xls — malware analysis report

File info

Filename
acumen-vn-cipl-20240830.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 950, Author: Huong, Last Saved By: ADMIN, Name of Creating Application: Microsoft Excel, Last Printed: Fri Sep 22 03:38:20 2023, Create Time/Date: Tue Mar 2 21:04:40 2004, Last Saved Time/Date: Fri Aug 30 05:00:49 2024, Security: 0
File size
622.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
06b99ce53f40fd9250e4441b2d78b6a6ebe3a388
SHA256
c12bd1ee7b81069eafa21489e5dafb2c84132c431ed60ed975de3114a8690222
MD5
8a3230b17c8d5298d0cc376e0436b419

Signatures

Execution

T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 90)
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

T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 90)
T1064 office_macros_autoexec: The document contains an auto-start macro
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
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
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
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
checktokenmembership: Checks user token with CheckTokenMembership call