Managed XDR

vtdl_1780295105_1oyqgk_b (Bazar Loader) — malware analysis report

File info

Filename
vtdl_1780295105_1oyqgk_b
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
456 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
e06e90b80dbd0c9feac6dad0c351614a143bdc89
SHA256
5cf9cb1ab27fec2afd3f6b7394d7e4786a81dca94c2888d75073e967f9878584
MD5
9cbebbd52dd3efd10c1627768fabcb17

Malwares

  • Bazar Loader

Signatures

Execution

T1059.003 executes_dropped_cmd: Executes dropped batch files
T1204.002 mimics_extension: Attempts to mimic the file extension

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1564.001 stealth_file: Creates hidden or system files
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1036 mimics_extension: Attempts to mimic the file extension
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
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

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
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

creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
network_bind: Starts servers listening at None
executes_dropped_exe: Executes dropped exe files
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay
yara_rules: Static rules

Related reports

Managed XDR