Managed XDR

c-program-files-x86-go...-googleupdatesetup.exe — malware analysis report

File info

Filename
c-program-files-x86-google-temp-gumb94d.tmp-googleupdatesetup.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
79.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
713bf365af3f3d15dc8300bff11a041a37e3f9ea
SHA256
93aebe92a387e649ac33205ef1a0ab59700ae54a5f0f163e0173347e8e332d90
MD5
7a7247fa0b7c1e59312421954755d790

Signatures

Execution

T1569.002 persistence_service: Starts newly created service

Persistence

T1547.004 persistence_autorun: Makes itself run automatically on Windows startup
T1543.003 creates_service: Creates a service, that will start automatically

Privilege Escalation

T1547.004 persistence_autorun: Makes itself run automatically on Windows startup
T1543.003 creates_service: Creates a service, that will start automatically
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

T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1480 system_default_lang_id_present: Checks the system language
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

Credential Access

T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1082 reads_csrss: Attempts to read csrss.exe memory
T1016.001 system_network_configuration_discovery: System network configuration discovery detected

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
static_pe_anomaly: The PE file structure contains anomalies
creates_in_windows: Creates files in the Windows directory
modifies_certs: Attempts to generate or modify system certificates
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process
static_big_overlay: Executable file contains an enormously big overlay