Report - docjoh20230925.exe

WebCam KeyLogger AntiDebug AntiVM PE File PE32 .NET EXE
ScreenShot
Created 2023.09.25 10:21 Machine s1_win7_x6403
Filename docjoh20230925.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
9
Behavior Score
11.2
ZERO API file : clean
VT API (file) 31 detected (Lazy, Save, malicious, confidence, 100%, Kryptik, Eldorado, Attribute, HighConfidence, high confidence, AHUA, XWorm, high, score, Wacapew, Detected, ai score=83, unsafe, MSIL@AI, MSIL2, Z0+r9+OaFfrg4efkkZNO3w, Static AI, Malicious PE, susgen, ZemsilF, xm0@aeRq7sei)
md5 f8050d0af7ac48aacab3cc8fead40277
sha256 abf9b6a9caacf86ccc918d23393a24096d08345375f2765bbb6a675fad211c49
ssdeep 6144:J71fdazUBaZvlVIRH/AYGLrbMlMt9UcfOtkEOsXP5LDZ:J11JMzIRVGL/VXU9/P5LN
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (23cnts)

Level Description
danger Executed a process and injected code into it
danger File has been identified by 31 AntiVirus engines on VirusTotal as malicious
watch A process performed obfuscation on information about the computer or sent it to a remote location indicative of CnC Traffic/Preperations.
watch Allocates execute permission to another process indicative of possible code injection
watch Code injection by writing an executable or DLL to the memory of another process
watch Creates a windows hook that monitors keyboard input (keylogger)
watch Installs itself for autorun at Windows startup
watch Potential code injection by writing to the memory of another process
watch Resumed a suspended thread in a remote process potentially indicative of process injection
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates a suspicious process
notice One or more potentially interesting buffers were extracted
notice Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Uses Windows utilities for basic Windows functionality
notice Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (14cnts)

Level Name Description Collection
watch RAT_WebCam Remote Administration toolkit using webcam memory
notice KeyLogger Run a KeyLogger memory
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

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