Windows Analysis Report
PO64747835 PDF.exe

Overview

General Information

Sample Name: PO64747835 PDF.exe
Analysis ID: 634445
MD5: 9a548d0455360a501ea392c85ecdb905
SHA1: 2d96b448e8a70468c24aa1e9848c350e9fab1696
SHA256: 9af1b3d7b095b178c588d19e2d7a9418d5c638b4ac7b94ba3dc9d9223f14a52c
Tags: exe
Infos:

Detection

GuLoader
Score: 72
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected GuLoader
Tries to detect virtualization through RDTSC time measurements
C2 URLs / IPs found in malware configuration
Uses 32bit PE files
Sample file is different than original file name gathered from version info
PE file contains strange resources
Drops PE files
Contains functionality to shutdown / reboot the system
Uses code obfuscation techniques (call, push, ret)
PE file contains sections with non-standard names
Binary contains a suspicious time stamp
Detected potential crypto function
PE file contains more sections than normal
Contains functionality to dynamically determine API calls
Found dropped PE file which has not been started or loaded
Abnormal high CPU Usage
Contains functionality for read data from the clipboard

Classification

AV Detection
barindex
Found malware configuration
Source: 00000000.00000002.769947048.0000000002920000.00000040.00001000.00020000.00000000.sdmp Malware Configuration Extractor: GuLoader {"Payload URL": "http://donaldtrumpverse.com/kOrg_stUoodKu54.bin"}
Multi AV Scanner detection for submitted file
Source: PO64747835 PDF.exe ReversingLabs: Detection: 14%
Uses 32bit PE files
Source: PO64747835 PDF.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Registry value created: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\PARANTHRACENE Jump to behavior
Source: PO64747835 PDF.exe Static PE information: NO_SEH, TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: Binary string: msvcr100.i386.pdb source: PO64747835 PDF.exe, 00000000.00000002.769148112.000000000040D000.00000004.00000001.01000000.00000003.sdmp, msvcr100.dll.0.dr
Source: Binary string: F:\jnks\workspace\Modern_Psdr_Master_UCDE\CDMDataEventHandlerLibrary\CDMDataEventHandler\obj\Release\net46\CDMDataEventHandler.pdbSHA2562 source: CDMDataEventHandler.dll.0.dr
Source: Binary string: F:\jnks\workspace\Modern_Psdr_Master_UCDE\CDMDataEventHandlerLibrary\CDMDataEventHandler\obj\Release\net46\CDMDataEventHandler.pdb source: CDMDataEventHandler.dll.0.dr
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_00405C49 GetTempPathW,DeleteFileW,lstrcatW,lstrcatW,lstrlenW,FindFirstFileW,FindNextFileW,FindClose, 0_2_00405C49
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_00406873 FindFirstFileW,FindClose, 0_2_00406873
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040290B FindFirstFileW, 0_2_0040290B

Networking
barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: http://donaldtrumpverse.com/kOrg_stUoodKu54.bin
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://cacerts.digicert.com/DigiCertAssuredIDRootCA.crt0
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://cacerts.digicert.com/DigiCertSHA2AssuredIDCodeSigningCA.crt0
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://cacerts.digicert.com/DigiCertSHA2AssuredIDTimestampingCA.crt0
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl3.digicert.com/DigiCertAssuredIDRootCA.crl0O
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl3.digicert.com/DigiCertAssuredIDRootCA.crl0P
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl3.digicert.com/sha2-assured-cs-g1.crl05
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl3.digicert.com/sha2-assured-ts.crl02
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl4.digicert.com/DigiCertAssuredIDRootCA.crl0:
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl4.digicert.com/sha2-assured-cs-g1.crl0K
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://crl4.digicert.com/sha2-assured-ts.crl0
Source: PO64747835 PDF.exe String found in binary or memory: http://nsis.sf.net/NSIS_ErrorError
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://ocsp.digicert.com0C
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://ocsp.digicert.com0N
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://ocsp.digicert.com0O
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: http://www.digicert.com/CPS0
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://pie-us1.api.ws-hp.com/clienttelemetry
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://schemaregistry.analysis.ext.hp.com/cdm/gun/com.hp.cdm.platform.software.domain.eventing.reso
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://schemaregistry.analysis.ext.hp.com/cdm/id/sw/originatorDetail.schema.json
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://schemaregistry.analysis.ext.hp.com/cdm/id/sw/sysInfoBase.schema.json
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://stage-us1.api.ws-hp.com/clienttelemetry
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://us1.api.ws-hp.com/clienttelemetry
Source: CDMDataEventHandler.dll.0.dr String found in binary or memory: https://www.digicert.com/CPS0
Contains functionality for read data from the clipboard
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_004056DE GetDlgItem,GetDlgItem,GetDlgItem,GetDlgItem,GetClientRect,GetSystemMetrics,SendMessageW,SendMessageW,SendMessageW,SendMessageW,SendMessageW,SendMessageW,ShowWindow,ShowWindow,GetDlgItem,SendMessageW,SendMessageW,SendMessageW,GetDlgItem,CreateThread,FindCloseChangeNotification,ShowWindow,ShowWindow,ShowWindow,ShowWindow,SendMessageW,CreatePopupMenu,AppendMenuW,GetWindowRect,TrackPopupMenu,SendMessageW,OpenClipboard,EmptyClipboard,GlobalAlloc,GlobalLock,SendMessageW,GlobalUnlock,SetClipboardData,CloseClipboard, 0_2_004056DE
Uses 32bit PE files
Source: PO64747835 PDF.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Sample file is different than original file name gathered from version info
Source: PO64747835 PDF.exe, 00000000.00000002.769148112.000000000040D000.00000004.00000001.01000000.00000003.sdmp Binary or memory string: OriginalFilenamemsvcr100_clr0400.dll^ vs PO64747835 PDF.exe
PE file contains strange resources
Source: PO64747835 PDF.exe Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Contains functionality to shutdown / reboot the system
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040352D EntryPoint,SetErrorMode,GetVersionExW,GetVersionExW,GetVersionExW,lstrlenA,#17,OleInitialize,SHGetFileInfoW,GetCommandLineW,CharNextW,GetTempPathW,GetTempPathW,GetWindowsDirectoryW,lstrcatW,GetTempPathW,lstrcatW,SetEnvironmentVariableW,SetEnvironmentVariableW,SetEnvironmentVariableW,DeleteFileW,lstrcatW,lstrcatW,lstrcatW,lstrcmpiW,SetCurrentDirectoryW,DeleteFileW,CopyFileW,CloseHandle,OleUninitialize,ExitProcess,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueW,AdjustTokenPrivileges,ExitWindowsEx,ExitProcess, 0_2_0040352D
Detected potential crypto function
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040755C 0_2_0040755C
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_00406D85 0_2_00406D85
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_734B1BFF 0_2_734B1BFF
PE file contains more sections than normal
Source: libLerc.dll.0.dr Static PE information: Number of sections : 11 > 10
Source: libenchant-2.dll.0.dr Static PE information: Number of sections : 12 > 10
Source: gspawn-win64-helper.exe.0.dr Static PE information: Number of sections : 11 > 10
Abnormal high CPU Usage
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Process Stats: CPU usage > 98%
Source: PO64747835 PDF.exe ReversingLabs: Detection: 14%
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File read: C:\Users\user\Desktop\PO64747835 PDF.exe Jump to behavior
Source: PO64747835 PDF.exe Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f486a52-3cb1-48fd-8f50-b8dc300d9f9d}\InProcServer32 Jump to behavior
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040352D EntryPoint,SetErrorMode,GetVersionExW,GetVersionExW,GetVersionExW,lstrlenA,#17,OleInitialize,SHGetFileInfoW,GetCommandLineW,CharNextW,GetTempPathW,GetTempPathW,GetWindowsDirectoryW,lstrcatW,GetTempPathW,lstrcatW,SetEnvironmentVariableW,SetEnvironmentVariableW,SetEnvironmentVariableW,DeleteFileW,lstrcatW,lstrcatW,lstrcatW,lstrcmpiW,SetCurrentDirectoryW,DeleteFileW,CopyFileW,CloseHandle,OleUninitialize,ExitProcess,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueW,AdjustTokenPrivileges,ExitWindowsEx,ExitProcess, 0_2_0040352D
Source: CDMDataEventHandler.dll.0.dr, Hp.CDMDataEventHandler/Sender/TelemetrySender.cs Base64 encoded string: 'uWg5oksEUHoewK5WcwMNmfkglf2HF7AWQAGHYz0VfFMeg1YF2aEU/2OPoeETAl78'
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\nsjD8DF.tmp Jump to behavior
Source: classification engine Classification label: mal72.troj.evad.winEXE@1/11@0/1
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_004021AA CoCreateInstance, 0_2_004021AA
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File read: C:\Users\desktop.ini Jump to behavior
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040498A GetDlgItem,SetWindowTextW,SHBrowseForFolderW,CoTaskMemFree,lstrcmpiW,lstrcatW,SetDlgItemTextW,GetDiskFreeSpaceW,MulDiv,SetDlgItemTextW, 0_2_0040498A
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Registry value created: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\PARANTHRACENE Jump to behavior
Source: PO64747835 PDF.exe Static PE information: NO_SEH, TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: Binary string: msvcr100.i386.pdb source: PO64747835 PDF.exe, 00000000.00000002.769148112.000000000040D000.00000004.00000001.01000000.00000003.sdmp, msvcr100.dll.0.dr
Source: Binary string: F:\jnks\workspace\Modern_Psdr_Master_UCDE\CDMDataEventHandlerLibrary\CDMDataEventHandler\obj\Release\net46\CDMDataEventHandler.pdbSHA2562 source: CDMDataEventHandler.dll.0.dr
Source: Binary string: F:\jnks\workspace\Modern_Psdr_Master_UCDE\CDMDataEventHandlerLibrary\CDMDataEventHandler\obj\Release\net46\CDMDataEventHandler.pdb source: CDMDataEventHandler.dll.0.dr

Data Obfuscation
barindex
Yara detected GuLoader
Source: Yara match File source: 00000000.00000002.769947048.0000000002920000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_734B30C0 push eax; ret 0_2_734B30EE
PE file contains sections with non-standard names
Source: gspawn-win64-helper.exe.0.dr Static PE information: section name: .xdata
Source: libLerc.dll.0.dr Static PE information: section name: .xdata
Source: libenchant-2.dll.0.dr Static PE information: section name: .xdata
Binary contains a suspicious time stamp
Source: CDMDataEventHandler.dll.0.dr Static PE information: 0x9C213F02 [Thu Jan 2 09:55:14 2053 UTC]
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_734B1BFF GlobalAlloc,lstrcpyW,lstrcpyW,GlobalFree,GlobalFree,GlobalFree,GlobalFree,GlobalFree,GlobalFree,lstrcpyW,GetModuleHandleW,LoadLibraryW,GetProcAddress,lstrlenW, 0_2_734B1BFF
Source: initial sample Static PE information: section name: .text entropy: 6.90904492268
Drops PE files
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\CDMDataEventHandler.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\libLerc.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\libenchant-2.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\msvcr100.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\gspawn-win64-helper.exe Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe File created: C:\Users\user\AppData\Local\Temp\nseD9AB.tmp\System.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion
barindex
Tries to detect virtualization through RDTSC time measurements
Source: C:\Users\user\Desktop\PO64747835 PDF.exe RDTSC instruction interceptor: First address: 00000000029228CF second address: 00000000029228CF instructions: 0x00000000 rdtsc 0x00000002 cmp ebx, ecx 0x00000004 jc 00007F8FC0BA137Dh 0x00000006 inc ebp 0x00000007 pushad 0x00000008 mov bh, F8h 0x0000000a cmp bh, FFFFFFF8h 0x0000000d jne 00007F8FC0BAA368h 0x00000013 popad 0x00000014 inc ebx 0x00000015 rdtsc
Found dropped PE file which has not been started or loaded
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Dropped PE file which has not been started: C:\Users\user\AppData\Local\Temp\CDMDataEventHandler.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Dropped PE file which has not been started: C:\Users\user\AppData\Local\Temp\libenchant-2.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Dropped PE file which has not been started: C:\Users\user\AppData\Local\Temp\libLerc.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Dropped PE file which has not been started: C:\Users\user\AppData\Local\Temp\msvcr100.dll Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Dropped PE file which has not been started: C:\Users\user\AppData\Local\Temp\gspawn-win64-helper.exe Jump to dropped file
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_00405C49 GetTempPathW,DeleteFileW,lstrcatW,lstrcatW,lstrlenW,FindFirstFileW,FindNextFileW,FindClose, 0_2_00405C49
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_00406873 FindFirstFileW,FindClose, 0_2_00406873
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040290B FindFirstFileW, 0_2_0040290B
Source: C:\Users\user\Desktop\PO64747835 PDF.exe API call chain: ExitProcess graph end node
Source: C:\Users\user\Desktop\PO64747835 PDF.exe API call chain: ExitProcess graph end node
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_734B1BFF GlobalAlloc,lstrcpyW,lstrcpyW,GlobalFree,GlobalFree,GlobalFree,GlobalFree,GlobalFree,GlobalFree,lstrcpyW,GetModuleHandleW,LoadLibraryW,GetProcAddress,lstrlenW, 0_2_734B1BFF
Source: C:\Users\user\Desktop\PO64747835 PDF.exe Code function: 0_2_0040352D EntryPoint,SetErrorMode,GetVersionExW,GetVersionExW,GetVersionExW,lstrlenA,#17,OleInitialize,SHGetFileInfoW,GetCommandLineW,CharNextW,GetTempPathW,GetTempPathW,GetWindowsDirectoryW,lstrcatW,GetTempPathW,lstrcatW,SetEnvironmentVariableW,SetEnvironmentVariableW,SetEnvironmentVariableW,DeleteFileW,lstrcatW,lstrcatW,lstrcatW,lstrcmpiW,SetCurrentDirectoryW,DeleteFileW,CopyFileW,CloseHandle,OleUninitialize,ExitProcess,GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueW,AdjustTokenPrivileges,ExitWindowsEx,ExitProcess, 0_2_0040352D
windows-stand
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Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 634445 Sample: PO64747835 PDF.exe Startdate: 26/05/2022 Architecture: WINDOWS Score: 72 19 Found malware configuration 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Yara detected GuLoader 2->23 25 2 other signatures 2->25 5 PO64747835 PDF.exe 4 273 2->5         started        process3 dnsIp4 17 192.168.2.1 unknown unknown 5->17 9 C:\Users\user\AppData\Local\...\System.dll, PE32 5->9 dropped 11 C:\Users\user\AppData\Local\...\msvcr100.dll, PE32 5->11 dropped 13 C:\Users\user\AppData\...\libenchant-2.dll, PE32+ 5->13 dropped 15 3 other files (none is malicious) 5->15 dropped file5
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious

Private

IP
192.168.2.1

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://donaldtrumpverse.com/kOrg_stUoodKu54.bin true
  • Avira URL Cloud: safe
 unknown