Threat Database Trojans Trojan.Agent.Gen.EFQ

Trojan.Agent.Gen.EFQ

By CagedTech in Trojans

Analysis Report

General information

Family Name: Trojan.Agent.Gen.EFQ
Signature status: No Signature

Known Samples

MD5: 1e442f559e8f85ae370ab8e0c27920d1
SHA1: f9944d0d0b086ab601207e5191b5c4b60aad1bc4
SHA256: 2AC1455C275AC6282687717B94A36E5F9F2A5534D77A1BA046FA2660EE1B16D4
File Size: 59.39 KB, 59392 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have resources
  • File doesn't have security information
  • File has TLS information
  • File is 64-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
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  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • GetConsoleWindow
  • No Version Info
  • x64

Block Information

Total Blocks: 132
Potentially Malicious Blocks: 27
Whitelisted Blocks: 105
Unknown Blocks: 0

Visual Map

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x x x 0 x x x x x 0 0 0 x x 0 0 x 0 x 0 x x x x x x x x 0 0 x x x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

Show More
  • Trojan.Kryptik.Gen.GLX

Files Modified

File Attributes
c:\programdata\microsoft\windows\shellexperiencehost\shellexperiencehost.exe Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144
c:\programdata\microsoft\windows\shellexperiencehost\shellexperiencehost.exe Synchronize,Write Attributes
c:\users\user\appdata\local\microsoft\windows\shellexperiencehost\shellexperiencehost.exe Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144
c:\users\user\appdata\local\microsoft\windows\shellexperiencehost\shellexperiencehost.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\rtb_task_9944.xml Generic Write,Read Attributes

Registry Modifications

Key::Value Data API Name
HKCU\software\microsoft\windows\currentversion\run::shell experience host C:\Users\Xikjrnga\AppData\Local\Microsoft\Windows\ShellExperienceHost\ShellExperienceHost.exe RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\run::shellexperiencehost C:\Users\Xikjrnga\AppData\Local\Microsoft\Windows\ShellExperienceHost\ShellExperienceHost.exe RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\policies\explorer\run::shellexperiencehost C:\Users\Xikjrnga\AppData\Local\Microsoft\Windows\ShellExperienceHost\ShellExperienceHost.exe RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\run::shell experience host C:\Users\Xikjrnga\AppData\Local\Microsoft\Windows\ShellExperienceHost\ShellExperienceHost.exe RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateIoCompletion
  • ntdll.dll!NtCreateKey
  • ntdll.dll!NtCreateSection
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  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateTimer2
  • ntdll.dll!NtCreateWaitCompletionPacket
  • ntdll.dll!NtCreateWorkerFactory
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtPowerInformation
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN
Process Shell Execute
  • CreateProcess

Shell Command Execution

schtasks.exe /Create /TN "\Microsoft\Windows\ShellExperienceHost" /XML "C:\Users\Xikjrnga\AppData\Local\Temp\rtb_task_9944.xml" /F
schtasks.exe /Create /TN "\Microsoft\Windows\ShellExperienceHost" /TR "\"C:\ProgramData\Microsoft\Windows\ShellExperienceHost\ShellExperienceHost.exe\"" /SC ONLOGON /RU SYSTEM /RL HIGHEST /F
schtasks.exe /Create /TN "\Microsoft\Windows\ShellExperienceHost" /XML "C:\Users\Xikjrnga\AppData\Local\Temp\rtb_task_9944.xml" /F
schtasks.exe /Create /TN "\Microsoft\Windows\ShellExperienceHost" /TR "\"C:\Users\Xikjrnga\AppData\Local\Microsoft\Windows\ShellExperienceHost\ShellExperienceHost.exe\"" /SC ONLOGON /RL LIMITED /F