Managed XDR

negs.xls — malware analysis report

File info

Filename
negs.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Comments: infected by NEG Promo!, Last Saved By: Bruno, Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Apr 9 07:39:29 2024, Last Saved Time/Date: Tue Apr 9 07:43:49 2024, Security: 0
File size
29.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
81cfe5b1e1a07bd0b4cbc2248366228b6e7cb7c8
SHA256
fe7cf95b2b050ba99ea741898c66f54035895ec5ac0aa1296b7339954a33e9a0
MD5
bdcabd9c20a42232c7d3423b16732743

Signatures

Execution

T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 4)
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

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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

Credential Access

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

Discovery

T1497 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
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
process_crashed: One of the processes has failed
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
checktokenmembership: Checks user token with CheckTokenMembership call