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Report - loader.dat

PWS[m] Downloader Malicious Library Create Service DGA Socket ScreenShot DNS Internet API Code injection Hijack Network Sniff Audio HTTP Steal credential KeyLogger P2P Escalate priviledges persistence FTP Http API AntiDebug AntiVM PE File PE64 MSOffice Fi
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  2. Detailed report
ScreenShot
Created 2023.03.05 04:18 Machine s1_win7_x6401
Filename loader.dat
Type PE32+ executable (console) x86-64, for MS Windows
AI Score Not founds Behavior Score
4.8
ZERO API file : clean
VT API (file)
md5 9275ae35733730eda1da5e7e29bdf8db
sha256 cc3bd53d7288359c8a25bb27b44d324b679b0a61466bf0fa79991d5639eb53ee
ssdeep 98304:7KrF3sCrgxhqVvTCxW1WnH3hSE23Yp+T3O2ptNvmHRJZ07NQJDZpk:7KrF3Tr2IVGMql23X3jptNvmHLZ00Xk
imphash 4670763b03e0378772271f1bc906b792
impfuzzy 24:j8XDLfgyxYisQsIn8u5FnaQtXJHc9NDI5Q8:AXI2OQsy8AnXpcM5Q8
  Network IP location

Signature (11cnts)

Level Description
watch Communicates with host for which no DNS query was performed
watch Found URLs in memory pointing to an IP address rather than a domain (potentially indicative of Command & Control traffic)
watch Resumed a suspended thread in a remote process potentially indicative of process injection
notice Allocates read-write-execute memory (usually to unpack itself)
notice An application raised an exception which may be indicative of an exploit crash
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice Performs some HTTP requests
notice Potentially malicious URLs were found in the process memory dump
notice Uses Windows utilities for basic Windows functionality
notice Yara rule detected in process memory
info One or more processes crashed

Rules (37cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Network_Downloader File Downloader memory
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Create_Service Create a windows service memory
notice Escalate_priviledges Escalate priviledges memory
notice Generic_PWS_Memory_Zero PWS Memory memory
notice Hijack_Network Hijack network configuration memory
notice KeyLogger Run a KeyLogger memory
notice local_credential_Steal Steal credential memory
notice Network_DGA Communication using DGA memory
notice Network_DNS Communications use DNS memory
notice Network_FTP Communications over FTP memory
notice Network_HTTP Communications over HTTP memory
notice Network_P2P_Win Communications over P2P network memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice Persistence Install itself for autorun at Windows startup memory
notice ScreenShot Take ScreenShot memory
notice Sniff_Audio Record Audio memory
notice Str_Win32_Http_API Match Windows Http API call memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
info anti_dbg Checks if being debugged memory
info antisb_threatExpert Anti-Sandbox checks for ThreatExpert memory
info Check_Dlls (no description) memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (no description) memory
info DebuggerException__ConsoleCtrl (no description) memory
info DebuggerException__SetConsoleCtrl (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info IsPE64 (no description) binaries (download)
info Microsoft_Office_File_Zero Microsoft Office File binaries (download)
info PE_Header_Zero PE File Signature binaries (download)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory

Network (2cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://94.26.226.51/panel/new_data/loader.dat
whois
Unknown 94.26.226.51 malware
94.26.226.51
whois
Unknown 94.26.226.51 malware

Suricata ids

ET POLICY PE EXE or DLL Windows file download HTTP
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO TLS Handshake Failure

PE API

IAT(Import Address Table) Library

KERNEL32.dll
 0x1403cd000 GetConsoleScreenBufferInfo
USER32.dll
 0x1403cd010 SetLayeredWindowAttributes
ADVAPI32.dll
 0x1403cd020 GetCurrentHwProfileA
MSVCP140.dll
 0x1403cd030 _To_wide
WS2_32.dll
 0x1403cd040 recv
VCRUNTIME140.dll
 0x1403cd050 memchr
api-ms-win-crt-runtime-l1-1-0.dll
 0x1403cd060 _initterm
api-ms-win-crt-heap-l1-1-0.dll
 0x1403cd070 _callnewh
api-ms-win-crt-utility-l1-1-0.dll
 0x1403cd080 srand
api-ms-win-crt-stdio-l1-1-0.dll
 0x1403cd090 _set_fmode
api-ms-win-crt-string-l1-1-0.dll
 0x1403cd0a0 strcpy_s
api-ms-win-crt-time-l1-1-0.dll
 0x1403cd0b0 _time64
api-ms-win-crt-convert-l1-1-0.dll
 0x1403cd0c0 _itoa_s
api-ms-win-crt-environment-l1-1-0.dll
 0x1403cd0d0 getenv
api-ms-win-crt-math-l1-1-0.dll
 0x1403cd0e0 sin
api-ms-win-crt-locale-l1-1-0.dll
 0x1403cd0f0 _configthreadlocale
WTSAPI32.dll
 0x1403cd100 WTSSendMessageW
KERNEL32.dll
 0x1403cd110 GetSystemTimeAsFileTime
USER32.dll
 0x1403cd120 GetUserObjectInformationW
KERNEL32.dll
 0x1403cd130 LocalAlloc
 0x1403cd138 LocalFree
 0x1403cd140 GetModuleFileNameW
 0x1403cd148 GetProcessAffinityMask
 0x1403cd150 SetProcessAffinityMask
 0x1403cd158 SetThreadAffinityMask
 0x1403cd160 Sleep
 0x1403cd168 ExitProcess
 0x1403cd170 FreeLibrary
 0x1403cd178 LoadLibraryA
 0x1403cd180 GetModuleHandleA
 0x1403cd188 GetProcAddress
USER32.dll
 0x1403cd198 GetProcessWindowStation
 0x1403cd1a0 GetUserObjectInformationW

EAT(Export Address Table) is none


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