Managed XDR

c-users-user-desktop-92d80000 — malware analysis report

File info

Filename
c-users-user-desktop-92d80000
File type
Microsoft Excel 2007+
File size
15.1 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
2821df1c6e9dfe0c05d3eeaede46d0b79da8772c
SHA256
57361493f899beb6b52596f05aafad1746c6c5ab549f402be50b4900d6b1f0ed
MD5
ad712f06de39d81c25d58585b4c1c085

Signatures

Execution

T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

Privilege Escalation

T1134 sets_privilegies_via_rtladjustprivilege: Sets process privilege via RtlAdjustPrivilege
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

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1480 system_default_lang_id_present: Checks the system language
T1134 sets_privilegies_via_rtladjustprivilege: Sets process privilege via RtlAdjustPrivilege
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1057 pidbruteforce: Enumerates processes using PID Bruteforce
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry

Collection

T1560.001 archive_via_utility: Detected archiving data via utility
T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Impact

T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)
T1529 shutdown_system: Shuts the system down

Other

creates_many_processes: Spawns a lot of processes (over 70)
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
message_box: Displays a message
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