Report - f8v.exe

PWS .NET framework RAT Generic Malware UPX Antivirus AntiDebug AntiVM OS Processor Check .NET EXE PE32 PE File
ScreenShot
Created 2023.04.05 08:50 Machine s1_win7_x6403
Filename f8v.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
7
Behavior Score
11.0
ZERO API file : clean
VT API (file) 6 detected (malicious, moderate, score, Detected, rexp)
md5 5cbe3c33135407c9910469b6db11db61
sha256 5b33627e8c4cb8392b64cd3b82b65cccb9a986dac0a19d9e8b7577274aaeee73
ssdeep 49152:Sd1fc7AM3fdrw+EEn4kNxPuE7dUh2BLQI4b0z32NrSVVyNzv3z/dUC9YjO:Sdtcpfdrw+Lvz4h7jb0cru6v/9
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (24cnts)

Level Description
danger Executed a process and injected code into it
watch A process attempted to delay the analysis task.
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 Communicates with host for which no DNS query was performed
watch Looks for the Windows Idle Time to determine the uptime
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 shortcut to an executable file
notice Creates a suspicious process
notice File has been identified by 6 AntiVirus engines on VirusTotal as malicious
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 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 (17cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Antivirus Contains references to security software binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
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 OS_Processor_Check_Zero OS Processor Check 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_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

Network (11cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://www.hairbeaut.com/my28/?tTrt=Z/Z6Arx1VCI9n74vNfgOCtq1Nvi5iqCc3v4eVZsSpctSG3WfskTR2Rhn3Jm7D6abzFYjLyvf&1bYxY=mTft4pW CA CLOUDFLARENET 23.227.38.74 clean
http://www.higano-fe2.com/my28/?tTrt=mcTUPOx97ZGy3B1+Y10xg/YclV7skAllQt7bmTx94Z4J9v14rMahHZ489fA1cRLy0Vm9O80A&1bYxY=mTft4pW US GOOGLE 34.117.168.233 28340 mailcious
http://192.227.183.170/mac/Vjnlyrbubz.bmp US AS-COLOCROSSING 192.227.183.170 clean
http://www.dublinsroofer.com/my28/?tTrt=51zqh11ZnE0J95jzs/wGDEJtELzJg9P8LLhHidBFbDs0I39E36di5y94pzpzHyK8vzrJeU0w&1bYxY=mTft4pW PL Exatel S.A. 81.15.164.73 clean
www.higano-fe2.com US GOOGLE 34.117.168.233 mailcious
www.hairbeaut.com CA CLOUDFLARENET 23.227.38.74 clean
www.dublinsroofer.com PL Exatel S.A. 81.15.164.73 clean
192.227.183.170 US AS-COLOCROSSING 192.227.183.170 mailcious
23.227.38.74 CA CLOUDFLARENET 23.227.38.74 mailcious
34.117.168.233 US GOOGLE 34.117.168.233 mailcious
81.15.164.73 PL Exatel S.A. 81.15.164.73 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