Managed XDR

test-stomping-calc.doc — malware analysis report

File info

Filename
test-stomping-calc.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Krzysztof, Template: Normal.dotm, Last Saved By: User, Revision Number: 12, Name of Creating Application: Microsoft Office Word, Total Editing Time: 03:00, Create Time/Date: Mon Aug 22 23:15:00 2022, Last Saved Time/Date: Sun Jul 31 15:50:00 2022, Number of Pages: 1, Number of Words: 0, Number of Characters: 4, Security: 0
File size
43.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
5482a617587007d94f418c5f211fd58e18954e22
SHA256
8cb0992e5c1a02c2dc6b064830de7c39a7cda0b68d14bfa490fdfabb6f7a06e6
MD5
54214fbb777f23f7b2946fbf6af08e48

Signatures

Execution

T1064 office_macros_nulled: The document contains a macro with removed source code
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macroses (total: 2)
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

T1064 office_macros_nulled: The document contains a macro with removed source code
T1064 office_macros_suspicious: Document contains suspicious macro
T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
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