Managed XDR

docs-for-kaz-29411956-rf-_-29389384-rf-.eml (CloudEyE, Remcos) — malware analysis report

File info

Filename
docs-for-kaz-29411956-rf-_-29389384-rf-.eml
File type
SMTP mail, UTF-8 Unicode text, with CRLF line terminators
File size
648.3 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
87c91f72ba07ac96bc2894836de88fb5faac3202
SHA256
756c3e9abdf265510bfb380b1cd878d2e9035c6339e6de58b5c777e9aa16475e
MD5
54038ba6d1349d691ef3bce17637f2c8

Malwares

  • CloudEyE
  • Remcos

Signatures

Execution

T1059 powershell_cmd_longcommandline: Suspiciously long commandline
T1059.005 bad_vbs: Suspicious VBScript file
T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059.001 suspicious_process: Spawns a suspicious process
T1059.003 suspicious_process: Spawns a suspicious process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
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
T1055.004 injection_ntqueueapcthread: Injects into another process using NtQueueApcThread
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

T1055.012 injection_runpe: Injects code into another process
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1055.004 injection_ntqueueapcthread: Injects into another process using NtQueueApcThread
T1562 dep_disable: Disables DEP
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1070 stealth_window: A process created a hidden window
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1033 recon_beacon: The process has sent information about the computer over the network
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Collection

T1560.001 archive_via_utility: Detected archiving data via utility

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
networkdyndns_checkip: Connects to a Dynamic DNS domain
runs_utility_without_cmdline: Runs system utility without arguments (non-typical usage)
suspicious_pdf: PDF file with suspicious content
pdf_page: Contains only one page
suspicious_process_network: Unusual process network activity detected
unexpected_exception: Unexpected exception
network_powershell: Powershell process network connection detected
suspicious_pdf_link: PDF file with suspicious hyperlink or content
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
office_links: Office file contains external links
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk

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