Managed XDR

vtdl_eg0e1u9j — malware analysis report

File info

Filename
vtdl_eg0e1u9j
File type
Microsoft Excel 2007+
File size
807.6 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c63c6c21ff8557935d03be7eff92f12660537423
SHA256
4ab49aebffec671d57f51623642cef7ba84a221fd57a0e4552e8ac4f04543dcb
MD5
96e4d2bae73891c6b689edc54e6838de

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559 modifies_certs: Attempts to generate or modify system certificates
T1559 creates_exe: Creates executable files in the file system
T1559 suspicious_process_network: Unusual process network activity detected
T1559 suspicious_process: Spawns a suspicious process
T1559 unexpected_exception: Unexpected exception
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL
T1059.005 obfuscated_vbs: Detected obfuscated VBS
T1559 suricata_alert: Malicious traffic detected
T1559 get_sid_domain: Get user's SID
T1559 create_rpc_bindings: Creates RPC connection

Defense Evasion

T1027 obfuscated_vbs: Detected obfuscated VBS
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Discovery

T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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)
T1132 cmd_encoded_ip: The encoded ip address is used in the command line
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 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
get_memory_status: Gets information about the virtual and physical memory of the system
get_username: Gets username