Managed XDR

vtdl_9whrio01 — malware analysis report

File info

Filename
vtdl_9whrio01
File type
CDFV2 Microsoft Outlook Message
File size
25.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a68d0e3306e842e732b567d9c48501cd3e586972
SHA256
e241a639468217ff20ad1fcfbd339458253430e4026fa429dabdcc0ff29df7d6
MD5
e502e4979b58c9d3e8fcdcf8ef9c1814

Signatures

Execution

T1059 network_wscript_downloader: Wscript.exe initiated network communication
T1204.002 mimics_extension: Attempts to mimic the file extension
T1059.005 obfuscated_vbs: Detected obfuscated VBS

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

T1036 mimics_extension: Attempts to mimic the file extension
T1027 obfuscated_vbs: Detected obfuscated VBS
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
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

T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Command and Control

T1071 network_wscript_downloader: Wscript.exe initiated network communication
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
code_share_services: Connects to text storage services (potentially for malicious payload delivery)
modifies_certs: Attempts to generate or modify system certificates
no_graphical_activity: No graphic activity
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected