Managed XDR

attachment.xls — malware analysis report

File info

Filename
attachment.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1251, Title: - -, , Author: EducatedFool, Comments: ==== http://ExcelVBA.ru/ ===== Excel ICQ: 5836318 Skype: ExcelVBA.ru======================, Revision Number: 1219, Name of Creating Application: AddinUpdater, Create Time/Date: Thu Oct 1 21:28:01 2015, Last Saved Time/Date: Thu Oct 8 12:49:45 2015, Security: 0
File size
3.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
86c753a63c1d16797685c34d8bb8ed1b28aece4d
SHA256
3b6f7ce779a992b41760759fe88f08a094248764dbd61aa60e0c3f74c12bcec2
MD5
4c754a517ba36cee0168a3b5fd5b8224

Signatures

Execution

T1064 office_macros_suspicious: Document contains suspicious macro
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1064 office_macros_strings: Feature lines found in document macro
T1047 has_wmi: Executes one or several WMI requests
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macros)
T1064 office_macros: The document contains macroses (total: 73)
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)
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

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_suspicious: Document contains suspicious macro
T1027 office_macros_hex_strings: Lines in hex found in document macro
T1064 office_macros_strings: Feature lines found in document macro
T1564.001 stealth_file: Creates hidden or system files
T1562.001 office_security: Attempts to modify Microsoft Office security settings
T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 73)
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

T1033 recon_beacon: The process has sent information about the computer over the network
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

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

suricata_alert: Malicious traffic detected
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
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call
yara_rules: Static rules