Managed XDR

spf.exe — malware analysis report

File info

Filename
spf.exe
File type
PE32+ executable (console) x86-64, for MS Windows
File size
12.5 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
e997b10d66a03493c66672f5cb0c1b1644180d6e
SHA256
9fdd9711f93c898c775be125ad7efe7d9a91297df9224cadfcfe579d30313f14
MD5
e2c1d414ef2ea44b01f93db21c9b8c0d

Signatures

Execution

T1059.006 drops_python_dll: Drops python dll

Persistence

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1574 dropper_dll: Creates DLL, which is then loaded into the 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

T1497.001 antivm_generic_scsi: Attempts to detect virtualization by SCSI Disk Identifier
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1574.011 persistence_services: Modifies Services registry key
T1574 dropper_dll: Creates DLL, which is then loaded into the 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

Discovery

T1497.001 antivm_generic_scsi: Attempts to detect virtualization by SCSI Disk Identifier
T1082 recon_systeminfo: Collects system information (ipconfig, netstat, systeminfo, net)
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1057 process_interest: Enumerates processes

Command and Control

T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)

Other

creates_many_processes: Spawns a lot of processes (over 70)
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
unsigned_driver_drop: Sample is not signed and drops a device driver
require_administrator: Requests administrator privileges
creates_suspended_process: Creates suspended process
test_check_service: Starts services
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
yara_rules: Static rules