Managed XDR

c-windows-wflkj04t.exe (QBot, Vidar) — malware analysis report

File info

Filename
c-windows-wflkj04t.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
1.8 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
d250a7dcc6386c6c37b8f1890f6a8ca3c46bc170
SHA256
70d0e8b9b25bdbe4b49300815a59073219cc644bb82bf3f2814fd9777d5655cd
MD5
68167bdc5b5a3fc55a8b73fe8133954d

Malwares

  • QBot
  • Vidar

Signatures

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 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1070 stealth_window: A process created a hidden window
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

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
ce_info: Vidar Configuration Data found
network_bind: Starts servers listening at None
process_crashed: One of the processes has failed
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call

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