Managed XDR

vtdl_45j2to3x (Tinba) — malware analysis report

File info

Filename
vtdl_45j2to3x
File type
Rich Text Format data, version 1, unknown character set
File size
35.2 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
cb8f6d9eb78288129c369572cddbbff0ea589212
SHA256
080d9e7d7fd848bb870ffb7a2bf35c0534af866f42b45357dcdd1261ddc39fb8
MD5
cafddd17b720ad5406b922d9d83ca67c

Malwares

  • Tinba

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)

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_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
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
T1083 checks_recent_files: Attempt to check recently opened files through registry

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)
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
T1102.003 cloud_onedrive: Connects to cloud services of Onedrive (potentially for malicious payload delivery)

Other

yara_rules: Static rules
executes_dropped_exe: Executes dropped exe files
creates_exe: Creates executable files in the file system
created_exe_is_similar_to_system_one: Сreated exe is similar to system one
suricata_alert: Malicious traffic detected
suspicious_process_network: Unusual process network activity detected
suspicious_process: Spawns a suspicious process
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
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
susp_callbacks: Suspicious usage of some WinAPI with callbacks

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