Managed XDR

objectpool-_1823751692-package — malware analysis report

File info

Filename
objectpool-_1823751692-package
File type
Microsoft Excel 2007+
File size
16.5 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
91ae22031b3fd736afcb83deb635f521fd1f6094
SHA256
623c0f80a0bcb7697d9f9e31606cfe10a682852aead823694d9eb861748eef77
MD5
07e95aa59924f068703060325753f352

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1059.001 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
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: 2)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_xlm_macrosheet: Document contains XLM macro sheet
T1064 office_macros_autoexec: The document contains an auto-start macro

Defense Evasion

T1027 office_macros_empty_space: The document contains a macro with a lot of spaces or empty lines
T1027.004 compiles_code: Compiles C# code
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_xlm_macrosheet: Document contains XLM macro sheet
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager
T1552 cookie_files: Accesses cookie files

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 network_http: Performs HTTP requests

Other

creates_exe: Creates executable files in the file system
network_powershell: Powershell process network connection detected
creates_suspended_process: Creates suspended process
test_check_service: Starts services
writes_data: Writes big amount of data to disk
dotnet_suspicious_cultureidentifier: Dotnet program contains invalid CultureIdentifier