Managed XDR

vtdl_br3i4x_f — malware analysis report

File info

Filename
vtdl_br3i4x_f
File type
MS-DOS executable, MZ for MS-DOS
File size
104.7 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
de0d602a83fc5f8cd429ca62ec2f2e04ba1e0f63
SHA256
403c5171c3fc118fa00b3089b5d5cac478b27e7af3c4feb3fe0f980dae27cafb
MD5
fe61f70973727336af86bc1b24b3a5ad

Signatures

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 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1070.004 deletes_self: Moves to different location or removes the original executable file
T1027.002 packer_polymorphic: Creates a modified copy of itself
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window
T1070.004 self_removal_command: Executes command to delete itself
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1568.002 dga_domains: Connects to DGA domains

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
pe_overlay: PE file contains overlay