Managed XDR

80d112f44bbdccc6d7a450...570c927c6a6.bin.sample (Petya) — malware analysis report

File info

Filename
80d112f44bbdccc6d7a4501e6f502e84a2a90fcfbe500a9c0eed2570c927c6a6.bin.sample
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: Rolf Drescher, Last Saved By: Rolf Drescher, Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Dec 6 17:26:11 2016, Last Saved Time/Date: Tue Dec 6 18:10:33 2016, Security: 0
File size
1.9 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
8e052e1dd1c3c37a614cdffc804f221ed8dc4b45
SHA256
80d112f44bbdccc6d7a4501e6f502e84a2a90fcfbe500a9c0eed2570c927c6a6
MD5
74ee1023bb6fc9402c4c788996af031d

Malwares

  • Petya

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macroses (total: 4)
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_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

T1497.001 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1027 office_macros_hex_strings: Lines in hex found in document macro
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1006 direct_disc_access: Direct disk access has been detected
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1070 stealth_window: A process created a hidden window

Credential Access

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

Discovery

T1497.001 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1082 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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
T1083 checks_recent_files: Attempt to check recently opened files through registry

Impact

T1529 nt_raise_hard_error: Detected agressive BSOD (typical for malware) using NtRaiseHardError

Other

yara_rules: Static rules
executes_dropped_exe: Executes dropped exe files
ransomware_goldeneye: GoldenEye ransomware detected
creates_exe: Creates executable files in the file system
office_summary: The document contains suspicious metadata
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

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