Managed XDR

vtdl_lhlss9e8 (CloudEyE) — malware analysis report

File info

Filename
vtdl_lhlss9e8
File type
CDFV2 Microsoft Outlook Message
File size
54.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
3d548b327cb0e25580b8b0ebdb71bc42fffada54
SHA256
3738273ac80c0b60b5c2772ba49f3c51303807ed7bc32a12c30ae9ca2d4166ff
MD5
cfd619c30661cae1d7a6f9750d8eefc3

Malwares

  • CloudEyE

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059 powershell_cmd_longcommandline: Suspiciously long commandline
T1047 has_wmi: Executes one or several WMI requests
T1059.001 suspicious_process: Spawns a suspicious process
T1059.005 obfuscated_vbs: Detected obfuscated VBS
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

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
T1055.012 injection_runpe: Injects code into another process
T1055 injection_failed: The attempt to inject into a process has failed
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

T1055.012 injection_runpe: Injects code into another process
T1027.002 guloader_behaviour: Cloudeye/GuLoader specific behaviour has been detected
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1562 dep_disable: Disables DEP
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027 obfuscated_vbs: Detected obfuscated VBS
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 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1055 injection_failed: The attempt to inject into a process has failed
T1070 stealth_window: A process created a hidden window

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 has_wmi: Executes one or several WMI requests
T1082 reads_csrss: Attempts to read csrss.exe memory
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1016 system_network_configuration_discovery: System network configuration discovery detected

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1115 checks_clipboard: Monitors clipboard data

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Other

yara_rules: Static rules
networkdyndns_checkip: Connects to a Dynamic DNS domain
unpacker_wrong_base: Possibly, an error occured in the file unpacker
dead_host: Connects to IP addresses that do not respond to requests
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected

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