Managed XDR

irsa2ekq.xlsm — malware analysis report

File info

Filename
irsa2ekq.xlsm
File type
Microsoft Excel 2007+
File size
92 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
06464f268e1f2cd51383a5d6e2f93061f5770e9c
SHA256
f66e5b6356c214446e18d0c7af68a5795a3bba8d24a77ded2ab3a93e35e26025
MD5
178915429f7225af6342449f0b5f930c

Signatures

Execution

T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
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 macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Defense Evasion

T1562.001 office_security: Attempts to modify Microsoft Office security settings
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

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

Discovery

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

T1102.003 cloud_dropbox: Connects to cloud services of Dropbox (potentially for malicious payload delivery)
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
T1102.003 cloud_google: Connects to cloud services of Google (potentially for malicious payload delivery)

Other

test_check_service: Starts services
writes_data: Writes big amount of data to disk
Managed XDR