Managed XDR

vtdl_2cw3lcnk — malware analysis report

File info

Filename
vtdl_2cw3lcnk
File type
Zip archive data, at least v2.0 to extract
File size
14.4 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
8f6f072621b9a0fd63d0238d3f18ae23699cafb5
SHA256
cc05941fa07f6bd4ee53a1c24df2697e032c8c7bad3042bddc5d32d7b61452d2
MD5
1d85b3f211c53320ca19090b524dcf6c

Signatures

Privilege Escalation

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 unnamed_memory_regions: Code was executed in unnamed regions
T1497 antidbg_query_system: Checks for kernel debugger (SystemKernelDebuggerInformation)
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name
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 antidbg_query_system: Checks for kernel debugger (SystemKernelDebuggerInformation)
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name

Other

creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
process_crashed: One of the processes has failed
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet malware statically imports unmanaged functions/modules
message_box: Displays a message
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
dotnet_downloader_possible_network_problem: Dotnet downloader possibly has network problem