Managed XDR

db6c639b95723ae76080e96c43b7cd4e.virus — malware analysis report

File info

Filename
db6c639b95723ae76080e96c43b7cd4e.virus
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: -535, Subject: bacnam.com.vn, Author: Tn Nhng V, Keywords: bacnam.com.vn, Last Saved By: D ton XLS, Name of Creating Application: Microsoft Excel, Last Printed: Thu Dec 7 17:55:54 2023, Create Time/Date: Thu Nov 22 00:41:41 2012, Last Saved Time/Date: Mon Apr 1 03:38:17 2024, Security: 0
File size
4.6 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0a4f769569e8e6a97a2ca4c4706189277f7cddfe
SHA256
42886f23ba402beec0645beb7197b91db3aa4881382c5e6275c24bfed6753876
MD5
db6c639b95723ae76080e96c43b7cd4e

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

Credential Access

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

Discovery

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
T1497 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
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
checktokenmembership: Checks user token with CheckTokenMembership call