Report - kenjkt.txt.exe

Malicious Library UPX Malicious Packer PE File PE32 .NET EXE OS Name Check OS Memory Check OS Processor Check
ScreenShot
Created 2023.10.16 12:52 Machine s1_win7_x6401
Filename kenjkt.txt.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
9
Behavior Score
6.8
ZERO API file : clean
VT API (file)
md5 f871241fffd3002353e3ed0eea50daa5
sha256 60304a8c52b10cd71bcc76f8a3ad0f0bbfe7395d2c64833400ac06d3c2c81d58
ssdeep 3072:zOg5KBVsbvF4pipxXxIrxE8RcP8hcMvyEgBoQO56ccz+h3IT:zOUKBVsbvFaipTSsP8C3EgLrz+p
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (15cnts)

Level Description
danger Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually)
watch A process attempted to delay the analysis task.
watch Communicates with host for which no DNS query was performed
watch Creates a windows hook that monitors keyboard input (keylogger)
watch Harvests credentials from local email clients
watch Harvests credentials from local FTP client softwares
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Looks up the external IP address
notice Steals private information from local Internet browsers
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info One or more processes crashed
info Queries for the computername

Rules (9cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info OS_Memory_Check_Zero OS Memory Check binaries (upload)
info OS_Name_Check_Zero OS Name Check Signature binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (3cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
api.ipify.org US WEBNX 173.231.16.77 clean
87.240.129.133 RU VKontakte Ltd 87.240.129.133 mailcious
104.237.62.212 US WEBNX 104.237.62.212 clean

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



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