Managed XDR

c-users-user-appdata-d...onfidencial-r.docm.zip — malware analysis report

File info

Filename
c-users-user-appdata-data5942-confidencial-r.docm.zip
File type
Microsoft OOXML
File size
7.8 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
3308699030bf8fbf1824155a81568ff098bf1b01
SHA256
b4bb904ee14fb279fad25ecabc9e1ed0f78fa6d84b881b9cf859e389083529da
MD5
4473b78e67067a9299227cc02b8e28e2

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1559 suspicious_process: Spawns a suspicious process
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network

Other

yara_rules: Static rules
networkdyndns_checkip: Connects to a Dynamic DNS domain
office_embedded: Office document contains embedded executable file(s)
creates_exe: Creates executable files in the file system
copies_self: Creates a copy of itself
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
changes_ext_type: File extension changed from executable to non-executable or vice versa
static_compression_ratio: Very high compression ratio of a file
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
office_links: Office file contains external links