Managed XDR

vtdl_zvnldeli (CloudEyE, Remcos) — malware analysis report

File info

Filename
vtdl_zvnldeli
File type
RFC 822 mail, ASCII text, with CRLF line terminators
File size
30.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
66af81a22b8dbcc4537d4d802e79e2ff6ba22bb6
SHA256
aced87b890b97e8e2c0b876c2eba9e3f7d04db072f8865dcff6f455a392236b2
MD5
1aeb4e22c3715abebaed005591ece159

Malwares

  • CloudEyE
  • Remcos

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
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_runpe_2: Executes injected code in another process
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

T1027.002 guloader_behaviour: Cloudeye/GuLoader specific behaviour has been detected
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1055 injection_runpe_2: Executes injected code in another process
T1562 dep_disable: Disables DEP
T1070 stealth_window: A process created a hidden window
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)

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
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)

Collection

T1560.001 archive_via_utility: Detected archiving data via utility

Command and Control

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

Other

yara_rules: Static rules
ce_info: Remcos Configuration Data found
networkdyndns_checkip: Connects to a Dynamic DNS domain
dead_host: Connects to IP addresses that do not respond to requests
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected

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