Managed XDR

svchost.exe — malware analysis report

File info

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

Environment

win7/x86 en

Hashes

SHA1
b379e96a4dc6efe3ef025b416865467fb887be97
SHA256
da30ecf7ca1d7085b9868b0b829c772fdd84ec4512fdc90d8ab41f3334c02842
MD5
b3678e38cf7a8fb8ca141073e375dc50

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
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.012 injection_runpe: Injects code into another process
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

T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1564.001 stealth_file: Creates hidden or system files
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1036 system_procname: Created a process named as a common system process
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
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
T1480 system_default_lang_id_present: Checks the system language

Credential Access

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager
T1552 cookie_files: Accesses cookie files

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1115 checks_clipboard: Monitors clipboard data
T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
runouce_mutexes: Runouce Email Worm indicators detected (mutexes)
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
has_pdb: This executable file has a PDB path
origin_langid: Unconventional language of the executable file