Report - log1.exe

Emotet Gen1 PhysicalDrive Generic Malware NSIS NMap Malicious Library Downloader ASPack Malicious Packer UPX Admin Tool (Sysinternals etc ...) Antivirus .NET framework(MSIL) Javascript_Blob Anti_VM PE File PE32 MZP Format OS Processor Check DllRegisterSer
ScreenShot
Created 2024.07.02 08:00 Machine s1_win7_x6403
Filename log1.exe
Type MS-DOS executable, MZ for MS-DOS
AI Score
9
Behavior Score
4.6
ZERO API file : mailcious
VT API (file)
md5 f52824923a9ff5a93f42812255439a1c
sha256 20353bd3a892a5be527d6dc73788aecb4835a58382abf8c90e5797b346028afc
ssdeep 3072:wr85C3C6kzWypvaQ0FxyNTBfqqGCHp7DhH:w9PkZvaF4NTBy7gBH
imphash 9f4693fc0c511135129493f2161d1e86
impfuzzy 48:8cfpH9rngO0Mw+4Qk90pvn3O4Ga5tQ4w6T3:8cfpHZgO0MJ430pv3l
  Network IP location

Signature (12cnts)

Level Description
watch Creates an executable file in a user folder
watch Drops a binary and executes it
watch Installs itself for autorun at Windows startup
notice A process created a hidden window
notice Creates executable files on the filesystem
notice Drops an executable to the user AppData folder
notice Steals private information from local Internet browsers
notice Uses Windows utilities for basic Windows functionality
info Checks amount of memory in system
info Command line console output was observed
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

Rules (35cnts)

Level Name Description Collection
danger Win32_Trojan_Emotet_1_Zero Win32 Trojan Emotet binaries (download)
danger Win32_Trojan_Emotet_2_Zero Win32 Trojan Emotet binaries (download)
danger Win32_Trojan_Emotet_RL_Gen_Zero Win32 Trojan Emotet binaries (download)
danger Win32_Trojan_Gen_1_0904B0_Zero Win32 Trojan Emotet binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (download)
warning NMap NMAP binaries (download)
warning NSIS_Installer Null Soft Installer binaries (download)
warning PhysicalDrive_20181001 (no description) binaries (download)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (download)
watch Antivirus Contains references to security software binaries (download)
watch ASPack_Zero ASPack packed file binaries (download)
watch ASPack_Zero ASPack packed file binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
watch Network_Downloader File Downloader binaries (download)
watch Network_Downloader File Downloader binaries (upload)
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
notice anti_vm_detect Possibly employs anti-virtualization techniques binaries (download)
notice Javascript_Blob use blob(Binary Large Objec) javascript binaries (download)
info CAB_file_format CAB archive file binaries (download)
info DllRegisterServer_Zero execute regsvr32.exe binaries (download)
info ftp_command ftp command binaries (download)
info HWP_file_format HWP Document File binaries (download)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info Javascript_ActiveXObject Use ActiveXObject JavaScript binaries (download)
info mzp_file_format MZP(Delphi) file format binaries (download)
info mzp_file_format MZP(Delphi) file format binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (download)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)

Network (7cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://ddos.dnsnb8.net:799/cj//k1.rar US AMAZON-AES 44.221.84.105 mailcious
http://ddos.dnsnb8.net:799/cj//k2.rar US AMAZON-AES 44.221.84.105 mailcious
http://ddos.dnsnb8.net:799/cj//k3.rar US AMAZON-AES 44.221.84.105 mailcious
http://ddos.dnsnb8.net:799/cj//k4.rar US AMAZON-AES 44.221.84.105 mailcious
http://ddos.dnsnb8.net:799/cj//k5.rar US AMAZON-AES 44.221.84.105 mailcious
ddos.dnsnb8.net US AMAZON-AES 44.221.84.105 mailcious
44.221.84.105 US AMAZON-AES 44.221.84.105 clean

Suricata ids

PE API

IAT(Import Address Table) Library

kernel32.dll
 0x4150dc DeleteCriticalSection
 0x4150e0 LeaveCriticalSection
 0x4150e4 EnterCriticalSection
 0x4150e8 InitializeCriticalSection
 0x4150ec VirtualFree
 0x4150f0 VirtualAlloc
 0x4150f4 LocalFree
 0x4150f8 LocalAlloc
 0x4150fc GetVersion
 0x415100 GetCurrentThreadId
 0x415104 GetThreadLocale
 0x415108 GetStartupInfoA
 0x41510c GetLocaleInfoA
 0x415110 GetCommandLineA
 0x415114 FreeLibrary
 0x415118 ExitProcess
 0x41511c WriteFile
 0x415120 UnhandledExceptionFilter
 0x415124 RtlUnwind
 0x415128 RaiseException
 0x41512c GetStdHandle
user32.dll
 0x415134 GetKeyboardType
 0x415138 MessageBoxA
advapi32.dll
 0x415140 RegQueryValueExA
 0x415144 RegOpenKeyExA
 0x415148 RegCloseKey
oleaut32.dll
 0x415150 SysFreeString
 0x415154 SysReAllocStringLen
kernel32.dll
 0x41515c TlsSetValue
 0x415160 TlsGetValue
 0x415164 LocalAlloc
 0x415168 GetModuleHandleA
advapi32.dll
 0x415170 RegSetValueExA
 0x415174 RegOpenKeyExA
 0x415178 RegCloseKey
kernel32.dll
 0x415180 WriteFile
 0x415184 WinExec
 0x415188 SetFilePointer
 0x41518c SetFileAttributesA
 0x415190 SetEndOfFile
 0x415194 SetCurrentDirectoryA
 0x415198 ReleaseMutex
 0x41519c ReadFile
 0x4151a0 GetWindowsDirectoryA
 0x4151a4 GetTempPathA
 0x4151a8 GetShortPathNameA
 0x4151ac GetModuleFileNameA
 0x4151b0 GetLogicalDriveStringsA
 0x4151b4 GetLocalTime
 0x4151b8 GetLastError
 0x4151bc GetFileSize
 0x4151c0 GetFileAttributesA
 0x4151c4 GetDriveTypeA
 0x4151c8 GetCommandLineA
 0x4151cc FreeLibrary
 0x4151d0 FindNextFileA
 0x4151d4 FindFirstFileA
 0x4151d8 FindClose
 0x4151dc DeleteFileA
 0x4151e0 CreateMutexA
 0x4151e4 CreateFileA
 0x4151e8 CreateDirectoryA
 0x4151ec CloseHandle
gdi32.dll
 0x4151f4 StretchDIBits
 0x4151f8 SetDIBits
 0x4151fc SelectObject
 0x415200 GetObjectA
 0x415204 GetDIBits
 0x415208 DeleteObject
 0x41520c DeleteDC
 0x415210 CreateSolidBrush
 0x415214 CreateDIBSection
 0x415218 CreateCompatibleDC
 0x41521c CreateCompatibleBitmap
 0x415220 BitBlt
user32.dll
 0x415228 ReleaseDC
 0x41522c GetSysColor
 0x415230 GetIconInfo
 0x415234 GetDC
 0x415238 FillRect
 0x41523c DestroyIcon
 0x415240 CopyImage
 0x415244 CharLowerBuffA
shell32.dll
 0x41524c ShellExecuteA
 0x415250 ExtractIconA

EAT(Export Address Table) is none



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