Managed XDR

vtdl_b4dsldrr — malware analysis report

File info

Filename
vtdl_b4dsldrr
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
209.8 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
3407ff20196b561ad0bb7e6516517ce1a380f403
SHA256
8242b67cc773201e59dc2962e0936363e666463780c8427968b772014365755c
MD5
917baa055d39714912b0070ded4e34b6

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Persistence

T1546.010 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1546.010 installs_appinit: Installs itself in AppInit to inject into new processes

Privilege Escalation

T1546.010 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1546.010 installs_appinit: Installs itself in AppInit to inject into new processes
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

T1027.002 packer_polymorphic: Creates a modified copy of itself
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
pe_overlay: PE file contains overlay