Windows Analysis Report
file.exe

Overview

General Information

Sample name:	file.exe
Analysis ID:	1522742
MD5:	3ef563614b8882899a842e0750552be8
SHA1:	51945d813abb927553cb9f92556e2f17d6d212fe
SHA256:	f880b2d611967cd89e30c6404b596b5d7ed89b3faa480d552eac8bb23b33aadf
Tags:	exeuser-jstrosch
Infos:

Detection

Mofksys

Score:	64
Range:	0 - 100
Whitelisted:	false
Confidence:	100%

Signatures

Multi AV Scanner detection for submitted file

Yara detected Mofksys

Machine Learning detection for sample

PE file has nameless sections

AV process strings found (often used to terminate AV products)

Checks if the current process is being debugged

Contains functionality to detect virtual machines (SGDT)

One or more processes crash

PE file contains an invalid checksum

PE file contains sections with non-standard names

PE file does not import any functions

Sample file is different than original file name gathered from version info

Uses 32bit PE files

Classification

Malware Threat Intel
Provided by

Name	Description	Attribution	Blogpost URLs	Link
Mofksys		No Attribution	https://www.trendmicro.com/vinfo/us/threat-encyclopedia/malware/PE_MOFKSYS.A/	https://malpedia.caad.fkie.fraunhofer.de/details/win.mofksys

Signatures

AV Detection

Multi AV Scanner detection for submitted file

Source: file.exe

ReversingLabs: Detection: 57%

Machine Learning detection for sample

Source: file.exe

Joe Sandbox ML: detected

Uses 32bit PE files

Source: file.exe

Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, LOCAL_SYMS_STRIPPED, 32BIT_MACHINE

Spreading

Yara detected Mofksys

Source: Yara match	File source: file.exe, type: SAMPLE
Source: Yara match	File source: 0.2.file.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match	File source: 0.0.file.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match	File source: 00000000.00000000.2178340173.0000000000401000.00000080.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match	File source: 00000000.00000002.2212258434.0000000000401000.00000080.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match	File source: Process Memory Space: file.exe PID: 2656, type: MEMORYSTR

Source: Amcache.hve.4.dr	String found in binary or memory: http://upx.sf.net
Source: file.exe	String found in binary or memory: http://www.enigmaprotector.com/

System Summary

PE file has nameless sections

Source: file.exe	Static PE information: section name:
Source: file.exe	Static PE information: section name:
Source: file.exe	Static PE information: section name:
Source: file.exe	Static PE information: section name:

One or more processes crash

Source: C:\Users\user\Desktop\file.exe

Process created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 244

PE file does not import any functions

Source: file.exe

Static PE information: No import functions for PE file found

Sample file is different than original file name gathered from version info

Source: file.exe, 00000000.00000002.2212276642.000000000041F000.00000080.00000001.01000000.00000003.sdmp	Binary or memory string: OriginalFilenameTJprojMain.exe<?xml version="1.0" encoding="UTF-8" standalone="yes"?> vs file.exe
Source: file.exe	Binary or memory string: OriginalFilenameTJprojMain.exe<?xml version="1.0" encoding="UTF-8" standalone="yes"?> vs file.exe

Uses 32bit PE files

Source: file.exe

Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, LOCAL_SYMS_STRIPPED, 32BIT_MACHINE

Source: file.exe

Binary or memory string: A*\AF:\RFD\xNewCode\xNewPro\xT\trjFN\Project1.vbp

Source: classification engine

Classification label: mal64.spre.winEXE@2/5@0/0

Source: C:\Windows\SysWOW64\WerFault.exe

Mutant created: \Sessions\1\BaseNamedObjects\Local\WERReportingForProcess2656

Source: C:\Windows\SysWOW64\WerFault.exe

File created: C:\ProgramData\Microsoft\Windows\WER\Temp\1b5218d9-78a7-4808-a37f-f0048f1fc557

Jump to behavior

Source: C:\Users\user\Desktop\file.exe

Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers

Jump to behavior

Source: file.exe

ReversingLabs: Detection: 57%

Source: unknown	Process created: C:\Users\user\Desktop\file.exe "C:\Users\user\Desktop\file.exe"
Source: C:\Users\user\Desktop\file.exe	Process created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 244

Source: C:\Users\user\Desktop\file.exe	Section loaded: apphelp.dll	Jump to behavior
Source: C:\Users\user\Desktop\file.exe	Section loaded: version.dll	Jump to behavior
Source: C:\Users\user\Desktop\file.exe	Section loaded: msvbvm60.dll	Jump to behavior

PE file contains an invalid checksum

Source: file.exe

Static PE information: real checksum: 0x4bf451a should be: 0xaaea9

PE file contains sections with non-standard names

Source: file.exe	Static PE information: section name:
Source: file.exe	Static PE information: section name:
Source: file.exe	Static PE information: section name:
Source: file.exe	Static PE information: section name:

Source: file.exe

Static PE information: section name: .data entropy: 7.938128441746379

Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: FAILCRITICALERRORS \| NOGPFAULTERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: FAILCRITICALERRORS \| NOGPFAULTERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: FAILCRITICALERRORS \| NOGPFAULTERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: FAILCRITICALERRORS \| NOGPFAULTERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: FAILCRITICALERRORS \| NOGPFAULTERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior

Contains functionality to detect virtual machines (SGDT)

Source: C:\Users\user\Desktop\file.exe

Code function: 0_2_00403A5C sgdt fword ptr [eax]

0_2_00403A5C

Source: Amcache.hve.4.dr	Binary or memory string: VMware
Source: Amcache.hve.4.dr	Binary or memory string: VMware Virtual USB Mouse
Source: Amcache.hve.4.dr	Binary or memory string: vmci.syshbin
Source: Amcache.hve.4.dr	Binary or memory string: VMware, Inc.
Source: Amcache.hve.4.dr	Binary or memory string: VMware20,1hbin@
Source: Amcache.hve.4.dr	Binary or memory string: c:\windows\system32\driverstore\filerepository\vmci.inf_amd64_68ed49469341f563
Source: Amcache.hve.4.dr	Binary or memory string: Ascsi/cdrom&ven_necvmwar&prod_vmware_sata_cd00/4&224f42ef&0&000000
Source: Amcache.hve.4.dr	Binary or memory string: .Z$c:/windows/system32/drivers/vmci.sys
Source: Amcache.hve.4.dr	Binary or memory string: VMware-42 27 80 4d 99 30 0e 9c-c1 9b 2a 23 ea 1f c4 20
Source: Amcache.hve.4.dr	Binary or memory string: :scsi/disk&ven_vmware&prod_virtual_disk/4&1656f219&0&000000
Source: Amcache.hve.4.dr	Binary or memory string: pci\ven_15ad&dev_0740&subsys_074015ad,pci\ven_15ad&dev_0740,root\vmwvmcihostdev
Source: Amcache.hve.4.dr	Binary or memory string: c:/windows/system32/drivers/vmci.sys
Source: Amcache.hve.4.dr	Binary or memory string: scsi/cdrom&ven_necvmwar&prod_vmware_sata_cd00/4&224f42ef&0&000000
Source: Amcache.hve.4.dr	Binary or memory string: vmci.sys
Source: Amcache.hve.4.dr	Binary or memory string: vmci.syshbin`
Source: Amcache.hve.4.dr	Binary or memory string: \driver\vmci,\driver\pci
Source: Amcache.hve.4.dr	Binary or memory string: scsi/disk&ven_vmware&prod_virtual_disk/4&1656f219&0&000000
Source: Amcache.hve.4.dr	Binary or memory string: VMware20,1
Source: Amcache.hve.4.dr	Binary or memory string: Microsoft Hyper-V Generation Counter
Source: Amcache.hve.4.dr	Binary or memory string: NECVMWar VMware SATA CD00
Source: Amcache.hve.4.dr	Binary or memory string: VMware Virtual disk SCSI Disk Device
Source: Amcache.hve.4.dr	Binary or memory string: scsi\cdromnecvmwarvmware_sata_cd001.00,scsi\cdromnecvmwarvmware_sata_cd00,scsi\cdromnecvmwar,scsi\necvmwarvmware_sata_cd001,necvmwarvmware_sata_cd001,gencdrom
Source: Amcache.hve.4.dr	Binary or memory string: scsi\diskvmware__virtual_disk____2.0_,scsi\diskvmware__virtual_disk____,scsi\diskvmware__,scsi\vmware__virtual_disk____2,vmware__virtual_disk____2,gendisk
Source: Amcache.hve.4.dr	Binary or memory string: Microsoft Hyper-V Virtualization Infrastructure Driver
Source: Amcache.hve.4.dr	Binary or memory string: VMware PCI VMCI Bus Device
Source: Amcache.hve.4.dr	Binary or memory string: VMware VMCI Bus Device
Source: Amcache.hve.4.dr	Binary or memory string: VMware Virtual RAM
Source: Amcache.hve.4.dr	Binary or memory string: BiosVendor:VMware, Inc.,BiosVersion:VMW201.00V.20829224.B64.2211211842,BiosReleaseDate:11/21/2022,BiosMajorRelease:0xff,BiosMinorRelease:0xff,SystemManufacturer:VMware, Inc.,SystemProduct:VMware20,1,SystemFamily:,SystemSKUNumber:,BaseboardManufacturer:,BaseboardProduct:,BaseboardVersion:,EnclosureType:0x1
Source: Amcache.hve.4.dr	Binary or memory string: vmci.inf_amd64_68ed49469341f563

Checks if the current process is being debugged

Source: C:\Users\user\Desktop\file.exe

Process queried: DebugPort

Jump to behavior

AV process strings found (often used to terminate AV products)

Source: Amcache.hve.4.dr	Binary or memory string: c:\programdata\microsoft\windows defender\platform\4.18.23080.2006-0\msmpeng.exe
Source: Amcache.hve.4.dr	Binary or memory string: msmpeng.exe
Source: Amcache.hve.4.dr	Binary or memory string: c:\program files\windows defender\msmpeng.exe
Source: Amcache.hve.4.dr	Binary or memory string: c:\programdata\microsoft\windows defender\platform\4.18.23090.2008-0\msmpeng.exe
Source: Amcache.hve.4.dr	Binary or memory string: MsMpEng.exe

Screenshots

Behavior Graph

Hide Legend

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

Network Map

⊘No contacted IP infos

ID:	1522742
Product:	CloudBasic
Start time:	16:20:54
Start date:	30.09.2024
Sample:	file.exe
Cookbook:	default.jbs
System description:	Windows 10 x64 22H2 with Office Professional Plus 2019, Chrome 117, Firefox 118, Adobe Reader DC 23, Java 8 Update 381, 7zip 23.01
Architecture:	WINDOWS
MD5:	3ef563614b8882899a842e0750552be8
SHA1:	51945d813abb927553cb9f92556e2f17d6d212fe
SHA256:	f880b2d611967cd89e30c6404b596b5d7ed89b3faa480d552eac8bb23b33aadf
Filetype:	Win32 Executable (generic) a (10002005/4) 99.96%

Name	Type	MD5	SHA1	SHA256
C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_file.exe_d999f0f0b1f227484f85bc2cc26b79339739acb8_5facf7d1_60cb4309-e0aa-4c88-8316-5fec0f26cdfa\Report.wer	Unicode text, UTF-16, little-endian text, with CRLF line terminators	A5B228DDB506DE71815E1F9003B35D6E	CA861C9BE673244A33F201C7C06BBC011E19AD83	1094DA756EECCA0D2C6ED419281B39C48B98EFE1E9073E9664876802856C2161
C:\ProgramData\Microsoft\Windows\WER\Temp\WERB310.tmp.dmp	Mini DuMP crash report, 14 streams, Mon Sep 30 14:21:51 2024, 0x1205a4 type	4577DA08B26A79966535E11D02C6D912	81AF8914CE20703E06A9C876370077AE322CC668	CCCF0231F2F2EB0921094C1C265EF6750D45FC4AA1698868706D4F45BB579E42
C:\ProgramData\Microsoft\Windows\WER\Temp\WERB3BD.tmp.WERInternalMetadata.xml	XML 1.0 document, Unicode text, UTF-16, little-endian text, with CRLF line terminators	786EF4565E673B8E9E987BD38C2C4503	C3F335C86B4F59231477BC5E03BB6087E6C0FB72	6EED3343D1A8989C69B6DC49DF483F2D22DBCE66C6C3D1AE4A01B387D2EF0DD6
C:\ProgramData\Microsoft\Windows\WER\Temp\WERB3ED.tmp.xml	XML 1.0 document, ASCII text, with CRLF line terminators	BDB44E87A030B80FE587D0C80102CD24	4C2705CE2D67D77CCE72C0547F61B3F62E67E123	F3AD6A7CC7A2A67E9E5A7738537E5BB1F40B0AC85809B62A051A359BD1DE9CD6
C:\Windows\appcompat\Programs\Amcache.hve	MS Windows registry file, NT/2000 or above	DD5974037A1F68F681999D9AC311C5B0	F3E609D3BA0B4257824348BC56C81D232A452BE0	3BE3AB23095C519DC88EBEEC7053213AF5439C1FCD9FC89215FB270463B41189

Windows Analysis Report
file.exe

Overview

General Information

Detection

Signatures

Classification

Malware Threat Intel
Provided by

Signatures

AV Detection

Compliance

Spreading

Networking

System Summary

Data Obfuscation

Hooking and other Techniques for Hiding and Protection

Malware Analysis System Evasion

Anti Debugging

Lowering of HIPS / PFW / Operating System Security Settings

Screenshots

Behavior Graph

Network Map

Windows Analysis Report file.exe

Overview

General Information

Detection

Signatures

Classification

Malware Threat Intel Provided by

Signatures

AV Detection

Compliance

Spreading

Networking

System Summary

Data Obfuscation

Hooking and other Techniques for Hiding and Protection

Malware Analysis System Evasion

Anti Debugging

Lowering of HIPS / PFW / Operating System Security Settings

Screenshots

Behavior Graph

Network Map

Windows Analysis Report
file.exe

Malware Threat Intel
Provided by