Managed XDR

vtdl_e2n8msqv (Egregor) — malware analysis report

File info

Filename
vtdl_e2n8msqv
File type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
File size
443.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
9420b21b62b75251b10c51c0bd1ae592392e5381
SHA256
e6e1da34ad3d3a4d18ab559d5817d59fc765d24d77c7e075cbb78352baecb2d4
MD5
c23a5bf9095eb3763c445f69f39e0b13

Malwares

  • Egregor

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

Persistence

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

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

Defense Evasion

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1480 system_default_lang_id_present: Checks the system language

Discovery

T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Impact

T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies

Other

yara_rules: Static rules
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
message_box: Displays a message
error_drawtext: An error occured while executing the file
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services

Related reports