Managed XDR

c-users-user-desktop-info_08.22.doc-copy — malware analysis report

File info

Filename
c-users-user-desktop-info_08.22.doc-copy
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Title: ffwmamztsi, Subject: gnvfalglmqbllmiezy, Author: qqeugmxltmrh, Comments: czntgetcbisoyhrnsqr, Template: Normal, Last Saved By: george, Revision Number: 3, Name of Creating Application: Microsoft Office Word, Create Time/Date: Thu Aug 22 18:56:00 2019, Last Saved Time/Date: Thu Oct 31 13:38:00 2024, Number of Pages: 1, Number of Words: 0, Number of Characters: 1, Security: 0
File size
99 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
edef012e9e15ce5b30465326b74d067db7ff50ee
SHA256
0e9da5582aa6a5038bb32a28c0ce8ed308aff4bb20208c4e3906c6f11c358c96
MD5
eeb1fb31d576b49b54d7378d71907866

Signatures

Execution

T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559 suspicious_process: Spawns a suspicious process
T1047 has_wmi: Executes one or several WMI requests
T1064 office_macros: The document contains macroses (total: 5)
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

T1220 wmic_xls: Uses WMIC to execute a script
T1027 office_macros_hex_strings: Lines in hex found in document 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
T1064 office_macros: The document contains macroses (total: 5)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1070 stealth_window: A process created a hidden window

Credential Access

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

Discovery

T1057 has_wmi: Executes one or several WMI requests
T1082 reads_csrss: Attempts to read csrss.exe memory

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1568.002 dga_domains: Connects to DGA domains
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
suspicious_process_network: Unusual process network activity detected
dns_without_resolve: DNS query without a response
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