Managed XDR

c-users-user-desktop-cd380000 — malware analysis report

File info

Filename
c-users-user-desktop-cd380000
File type
Microsoft Excel 2007+
File size
6.3 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
ebf2d3f3e47b39e8783330f1a6aa6f510e2a7a7f
SHA256
5dbcefc3f5401265b8fe4bb0c8a645914b45b850a13dfaa5ec313ec8e108b2c5
MD5
d57de46a209c32633dbb10f36eef7a06

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1059.003 suspicious_process: Spawns a suspicious process
T1559 suspicious_process: Spawns a suspicious process
T1059.003 executes_dropped_cmd: Executes dropped batch files
T1064 office_macros_suspicious: Document contains suspicious macro
T1059.005 obfuscated_vbs: Detected obfuscated VBS
T1204 office_mshtml_load: Microsoft Office loads MSHTML DLL files (indicator of ActiveX usage)
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 8)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Persistence

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Privilege Escalation

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
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

T1202 suspicious_process: Spawns a suspicious process
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1064 office_macros_suspicious: Document contains suspicious macro
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 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1064 office_macros: The document contains macroses (total: 8)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Discovery

T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Command and Control

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

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card