Managed XDR

c-windows-okbyo3.exe — malware analysis report

File info

Filename
c-windows-okbyo3.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
538.1 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
73c99243742fceb353e34e3d5a037a8ecc534e03
SHA256
7f5560fbd25358e312d5b19a649128c8f903bcbd258e7d22ddacc148bf17087b
MD5
413d2e1f4291b7c7b6628afab2c1537d

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

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
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1027.002 packer_entropy: Probably contains compressed or encrypted data

Credential Access

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

Discovery

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

Command and Control

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

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
no_graphical_activity: No graphic activity
require_administrator: Requests administrator privileges
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay
ce_info: SimpleHelp Configuration Data found
valid_authenticode: The digital signature has been verified