Managed XDR

vtdl_1743108823_bf9gu8rc (StoneDrill) — malware analysis report

File info

Filename
vtdl_1743108823_bf9gu8rc
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
387.7 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
af48fed2b1218ab7364d72ca82dc2910da3d182c
SHA256
9a1f5a049765596d286730734f881df22f27cd423e83c07d5d7ada1a5a5fbfa7
MD5
8850985ea1b9fcea47f86902b701d84e

Malwares

  • StoneDrill

Signatures

Execution

T1059.003 suspicious_process: Spawns a suspicious process

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
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1055 sets_debug_registers: Sets debug registers for a thread in a different process
T1055.004 injection_ntqueueapcthread: Injects into another process using NtQueueApcThread
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 packer_polymorphic: Creates a modified copy of itself
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1055 sets_debug_registers: Sets debug registers for a thread in a different process
T1055.004 injection_ntqueueapcthread: Injects into another process using NtQueueApcThread
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
runs_utility_without_cmdline: Runs system utility without arguments (non-typical usage)
copies_self: Creates a copy of itself
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
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process

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