Report - 0902_6686864155.doc

Generic Malware VBA_macro MSOffice File GIF Format
ScreenShot
Created 2021.09.06 08:42 Machine s1_win7_x6403
Filename 0902_6686864155.doc
Type Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Auth
AI Score Not founds Behavior Score
10.0
ZERO API file : clean
VT API (file) 17 detected (Valyria, Eldorado, a variant of VBA, Static AI, Suspicious OLE, ai score=87)
md5 b4095bc22ff3f27dd088852a49338c08
sha256 2c4557c9b0b5f18c6cffb810cbbb07601ae0b1b071658611523bf980d814d7b8
ssdeep 12288:0V9iQsDr8New5KY01lEIbcUXoDCWyK8hIxYfjP:0VXkr8NewozcmTEx6
imphash
impfuzzy
  Network IP location

Signature (20cnts)

Level Description
danger Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually)
warning Generates some ICMP traffic
watch A process performed obfuscation on information about the computer or sent it to a remote location indicative of CnC Traffic/Preperations.
watch File has been identified by 17 AntiVirus engines on VirusTotal as malicious
watch One or more non-whitelisted processes were created
watch The process winword.exe wrote an executable file to disk
notice Allocates read-write-execute memory (usually to unpack itself)
notice Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Creates (office) documents on the filesystem
notice Creates a shortcut to an executable file
notice Creates executable files on the filesystem
notice Creates hidden or system file
notice Looks up the external IP address
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Resolves a suspicious Top Level Domain (TLD)
notice Word document hooks document open
info Checks if process is being debugged by a debugger
info Queries for the computername

Rules (4cnts)

Level Name Description Collection
warning Contains_VBA_macro_code Detect a MS Office document with embedded VBA macro code [binaries] binaries (upload)
warning Generic_Malware_Zero Generic Malware binaries (upload)
info Lnk_Format_Zero LNK Format binaries (download)
info Microsoft_Office_File_Zero Microsoft Office File binaries (upload)

Network (4cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://api.ipify.org/ US AMAZON-AES 54.235.91.189 clean
api.ipify.org US AMAZON-AES 50.16.185.207 clean
clatrommon.ru UA Infium, UAB 46.148.26.93 mailcious
46.148.26.93 UA Infium, UAB 46.148.26.93 mailcious

Suricata ids



Similarity measure (PE file only) - Checking for service failure