Managed XDR

svchost.exe (DNS Sinkhole) — malware analysis report

File info

Filename
svchost.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
205.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
1d8da4dbb5051f68a73688e6c6cdc4102bcbcedf
SHA256
f4d83d373c83789ac6a782a32cff4a228797451b57f7a024a601b489beb2386c
MD5
34348db66e137670dbad924bf16297a3

Malwares

  • DNS Sinkhole

Signatures

Privilege Escalation

T1068 av_exploit: Attempts to exploit a vulnerability in third-party applications
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_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
T1036 system_filename: Created a file named as a common system file
T1036 system_procname: Created a process named as a common system process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
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
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Discovery

T1518.001 antiav_detectfile: Attempts to detect installed antiviruses by a certain directory
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1057 process_interest: Enumerates processes
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1568.002 dga_domains: Connects to DGA domains
T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

suricata_alert: Malicious traffic detected
yara_rules: Static rules
executes_dropped_exe: Executes dropped exe files
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
suspicious_process: Spawns a suspicious process
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process

Related reports

Managed XDR