Managed XDR

sim-trial-sim-siswa-20160506-blank-.xlsb — malware analysis report

File info

Filename
sim-trial-sim-siswa-20160506-blank-.xlsb
File type
Microsoft Excel 2007+
File size
1.3 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
097b2ab5107d2293bdc2112675d6ef5d966a5280
SHA256
44260abb0541e1af865b1380be38af0b670ddb231afbf0e0785ab0efa1e1a520
MD5
c304e496c5156121e4c3ef3069f4c596

Signatures

Execution

T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macroes)
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)
T1064 office_macros: The document contains macroses (total: 64)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Privilege Escalation

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

T1064 office_macros_suspicious: Document contains suspicious macro
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1562.001 browser_security: Modifies browser security settings
T1564.001 stealth_file: Creates hidden or system files
T1497 antidbg_writewatch: Checks, if there was an access to a specific memory region (typical behaviour for debuggers)
T1497 office_security_check: Checks Microsoft Office security settings
T1027 crafted_cmdline: Runs a process with an obfuscated command line
T1064 office_macros: The document contains macroses (total: 64)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
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

T1497 antidbg_writewatch: Checks, if there was an access to a specific memory region (typical behaviour for debuggers)
T1497 office_security_check: Checks Microsoft Office security settings
T1083 checks_recent_files: Attempt to check recently opened files through registry

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services