Managed XDR

b972e15a462fb46fe4a5acbe50374e7d.virus — malware analysis report

File info

Filename
b972e15a462fb46fe4a5acbe50374e7d.virus
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: __/.\nh*lvljnh__, Last Saved By: User, Name of Creating Application: Microsoft Excel, Last Printed: Tue Jun 20 02:17:43 2023, Create Time/Date: Mon Mar 28 03:26:56 2016, Last Saved Time/Date: Wed Jan 31 02:59:04 2024, Security: 0
File size
256.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
57145f14798ffed953634e613438c32b48b88448
SHA256
eaa94a36ea4b248c455c4ed6486736915285c7b1e3852b7fa502b89ef1de1796
MD5
b972e15a462fb46fe4a5acbe50374e7d

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: 6)
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
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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)
T1064 office_macros: The document contains macroses (total: 6)
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

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

Discovery

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1135 server_share_info: Retrieves information about each shared resource on a server
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
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