Report - 7051_1636390521_5401.exe

RAT PWS .NET framework Generic Malware Themida Packer Malicious Library UPX Admin Tool (Sysinternals etc ...) AntiDebug AntiVM PE File PE32 .NET EXE
ScreenShot
Created 2021.11.09 18:48 Machine s1_win7_x6403
Filename 7051_1636390521_5401.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
3
Behavior Score
20.4
ZERO API file : clean
VT API (file) 38 detected (malicious, high confidence, Zusy, Unsafe, confidence, Attribute, HighConfidence, GenCBL, ccnc, DangerousSig, Artemis, Static AI, Malicious PE, ai score=87, kcloud, Sabsik, score, R447708, BScope, Wacatac, R002H0CK821, Outbreak, susgen, ZexaF, rR1@a4@bBfaP)
md5 35ff5f54ce6916b53bddc3b3d4acb854
sha256 878ae0892199581e106ef623d98801cab28341b1b969eaeff6a3704c580dce76
ssdeep 98304:GbpCFEmjWSCAhmOk8iNgtUNIEzaNWeU+/4c:KGpKfoLUX4/4c
imphash 4328f7206db519cd4e82283211d98e83
impfuzzy 3:sUx2AEBquLdAIEK:nEBqMf
  Network IP location

Signature (43cnts)

Level Description
danger Executed a process and injected code into it
danger File has been identified by 38 AntiVirus engines on VirusTotal as malicious
watch A process attempted to delay the analysis task.
watch Allocates execute permission to another process indicative of possible code injection
watch Attempts to remove evidence of file being downloaded from the Internet
watch Checks for the presence of known windows from debuggers and forensic tools
watch Checks the version of Bios
watch Code injection by writing an executable or DLL to the memory of another process
watch Collects information about installed applications
watch Communicates with host for which no DNS query was performed
watch Detects Virtual Machines through their custom firmware
watch Detects VMWare through the in instruction feature
watch Harvests credentials from local FTP client softwares
watch Installs itself for autorun at Windows startup
watch Looks for the Windows Idle Time to determine the uptime
watch Manipulates memory of a non-child process indicative of process injection
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 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 Creates a suspicious process
notice Creates executable files on the filesystem
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
notice Expresses interest in specific running processes
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Queries for potentially installed applications
notice Steals private information from local Internet browsers
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 One or more processes crashed
info Queries for the computername
info The executable contains unknown PE section names indicative of a packer (could be a false positive)
info Tries to locate where the browsers are installed
info Uses Windows APIs to generate a cryptographic key

Rules (22cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
warning themida_packer themida packer binaries (upload)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
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 (download)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (download)

Network (7cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://www.bing.com/ US MICROSOFT-CORP-MSN-AS-BLOCK 204.79.197.200 clean
https://cdn.discordapp.com/attachments/904759099487563809/904759174628515840/1.exe Unknown 162.159.133.233 clean
www.google.com US GOOGLE 172.217.25.68 clean
cdn.discordapp.com Unknown 162.159.129.233 malware
23.88.98.112 US ENZUINC 23.88.98.112 clean
162.159.133.233 Unknown 162.159.133.233 malware
142.250.204.100 US GOOGLE 142.250.204.100 clean

Suricata ids

PE API

IAT(Import Address Table) Library

kernel32.dll
 0x448078 GetModuleHandleA
mscoree.dll
 0x448080 _CorExeMain

EAT(Export Address Table) is none



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