Managed XDR

screenbrightness-eb0c1...-b04e-aaeb4303cbe1.zip — malware analysis report

File info

Filename
screenbrightness-eb0c1059-1824-4fa6-b04e-aaeb4303cbe1.zip
File type
Zip archive data, at least v2.0 to extract
File size
24.5 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
ceddeb659025ef6fb11871176ec51dcb9ab60436
SHA256
d3e001e1a054762b2369e70daf0ce70db75bb3c8f7e950e9b0daaa9cbd0df303
MD5
860ac1036e088d1a5dd6690e7a697288

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 opens_process_token: Opens the access token associated with a process
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

Credential Access

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

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
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

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
has_pdb: This executable file has a PDB path
message_box: Displays a message
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay
many_files_in_archive: The archive contains more than 5 files
Managed XDR