Managed XDR

vtdl_f7knoueb (Coinminer) — malware analysis report

File info

Filename
vtdl_f7knoueb
File type
RAR archive data, v2.0, os: Win32
File size
30.5 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
658f0587b7ac396706c2164180194a8d1b647be0
SHA256
32f3e387a332258d18526217e6f78200e0fe8833bac6d47d46bca3ff772a1da5
MD5
c74b27fe05e834273e7f2e4f681dba4f

Malwares

  • Coinminer

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1059.001 suspicious_powershell: Creates suspicious powershell process
T1569.002 persistence_service: Starts newly created service
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1543.003 creates_service: Creates a service

Privilege Escalation

T1068 integrity_level: Process privileges have been escalated
T1134.004 ppid_spoofing: Parent pid spoofing detected
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1055.012 injection_runpe: Injects code into another process
T1055 injection_runpe_2: Executes injected code in another process
T1543.003 creates_service: Creates a service
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

T1134.004 ppid_spoofing: Parent pid spoofing detected
T1055.012 injection_runpe: Injects code into another process
T1055 injection_runpe_2: Executes injected code in another process
T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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_firmware: Attempts to detect VM by firmware
T1497.001 antivm_network_adapters: Checks NIC addresses
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1082 checks_firmware: Attempts to read firmware information (potentially for evasion)

Impact

T1496 cryptopool_domains: Connects to crypto curency mining pool
T1489 net_stop: Stops services through the use of net stop
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
stealth_mapping: Maps module and removes it from disk
critical_process: Makes the process critical to the system (the system shuts down when it's terminated)
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
unsigned_driver_drop: Sample is not signed and drops a device driver
driver_load: Loads a driver
no_graphical_activity: No graphic activity
require_administrator: Requests administrator privileges
test_check_service: Starts services

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