Managed XDR

1.doc — malware analysis report

File info

Filename
1.doc
File type
ASCII text, with very long lines, with CRLF line terminators
File size
139.6 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
fc053747d707f8cdb6510b8968fe95e65341502c
SHA256
b403f73f6af3da609f3007350c7fe08aebc5f9c765242bb9200975d847168be5
MD5
b827a2d8c82aada4439ed584383adfbb

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1203 office_exploit_ftp: The document exhibits suspicious behaviour (performs FTP requests)
T1059.003 suspicious_process: Spawns a suspicious process
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1059.003 suspicious_batch: Suspicious batch

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 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

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1071.002 office_exploit_ftp: The document exhibits suspicious behaviour (performs FTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)

Other

yara_rules: Static rules
creates_many_processes: Spawns a lot of processes (over 70)
network_bind: Starts servers listening at 192.168.1.14:49285
creates_exe: Creates executable files in the file system
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
network_ftp: Performs FTP requests
create_rpc_bindings: Creates RPC connection
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
ce_info: FTP credentials Configuration Data found