Analysis Report 7587f225_by_Libranalysis.dll

ID:	413064
Product:	CloudBasic
Start time:	07:28:44
Start date:	13.05.2021
Sample:	7587f225_by_Libranalysis.dll
Cookbook:	default.jbs
System description:	Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 85, IE 11, Adobe Reader DC 19, Java 8 Update 211
Architecture:	WINDOWS
MD5:	7587f225f8e2da52308a97f7df04d1f7
SHA1:	badcfb611d6978526673c39bf9d179ac74d95890
SHA256:	5f19ffeafabe9b3271411cb543a58764d3798d69f47f6e2c798827c99eafc648
Filetype:	Win32 Dynamic Link Library (generic) (1002004/3) 99.60%

Name	Type	MD5	SHA1	SHA256
C:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_rundll32.exe_36c34591d0260dac04d5ae147c5cb91369e236_82810a17_112644b9\Report.wer	Little-endian UTF-16 Unicode text, with CRLF line terminators	D495379484C519485E06051652F60395	C31BADC80BD7B665CF5FD932E7305C27F977ED1E	FDE262D90FDD811CC05B3D69722BD738DAA79EDEB890B0FCDDD4DE677811F861
C:\ProgramData\Microsoft\Windows\WER\Temp\WER1CDE.tmp.dmp	Mini DuMP crash report, 14 streams, Thu May 13 14:34:26 2021, 0x1205a4 type	9F6508547CFD1FDB4A482A391A21868A	F3CBB239C7CB2983A1F6FF3518F11614041D8E03	DD58B465CF76EED39250FFC40B2AFA7A3172D971CDED96FB9F7F806875554B0B
C:\ProgramData\Microsoft\Windows\WER\Temp\WER2674.tmp.WERInternalMetadata.xml	XML 1.0 document, Little-endian UTF-16 Unicode text, with CRLF line terminators	AAF85B4B87DE516E3F1D32666FBBB8ED	EE86F447BA6AFCAAFB343105961635E7BAC6B484	C309B3BF62857120C819CEE7DD5227FDE4D9DB701457F6B97E75407B31D8E121
C:\ProgramData\Microsoft\Windows\WER\Temp\WER2A8C.tmp.xml	XML 1.0 document, ASCII text, with CRLF line terminators	672AD7150D75D3C9A9387C27B9A2C34B	1D1E5A50F660531BD9EE910F2BEEF3AE373C2153	5D240AE6D7900B77207EF62BC2FD8880C54347AB7D844482903C2B7962AFEB36

AV Detection:

Found malware configuration

Source: 2.2.rundll32.exe.10000000.3.unpack

Malware Configuration Extractor: Dridex {"Version": 22202, "C2 list": ["43.229.206.212:443", "82.209.17.209:8172", "162.241.209.225:4125"], "RC4 keys": ["16dkGStOzdHgjuCciXGdSX7UrHWfYSUG8wEUtKNgzHrWMfTGafJbC", "UlufoCqJDohDzGOdBY6ldd1IbFW5KV8BqCAnkqwdDzvq0CsZOOngL"]}

Machine Learning detection for sample

Source: 7587f225_by_Libranalysis.dll

Joe Sandbox ML: detected

Compliance:

Uses 32bit PE files

Source: 7587f225_by_Libranalysis.dll

Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL

Contains modern PE file flags such as dynamic base (ASLR) or NX

Source: 7587f225_by_Libranalysis.dll

Static PE information: DYNAMIC_BASE, NX_COMPAT

Binary contains paths to debug symbols

Source:	Binary string: propsys.pdbh(+ source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ClusApi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wkernel32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: sfc_os.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: bcrypt.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: setupapi.pdbz(= source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ucrtbase.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: msvcrt.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: wrpcrt4.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: wntdll.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: bcrypt.pdbL(G source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: combase.pdbb(% source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: shcore.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: shlwapi.pdb( source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wimm32.pdbd(_ source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wgdi32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: fltLib.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: advapi32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wsspicli.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: shell32.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: msvcp_win.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: ClusApi.pdb^(Y source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: msvcp_win.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: winspool.pdbP(S source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: dnsapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: rasapi32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wkernelbase.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: wimm32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: mpr.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: shlwapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wwin32u.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: setupapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: imagehlp.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wUxTheme.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: dwmapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: shcore.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: profapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ws2_32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: winspool.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wgdi32full.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: shell32.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: sechost.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: iphlpapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: nsi.pdb source: WerFault.exe, 0000000D.00000003.315054292.0000000005AC0000.00000004.00000040.sdmp
Source:	Binary string: rasman.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: propsys.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: cfgmgr32.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: ucrtbase.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: ole32.pdbR source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: fpmvppp.pdb source: loaddll32.exe, 00000000.00000002.244463432.0000000010025000.00000002.00020000.sdmp, 7587f225_by_Libranalysis.dll
Source:	Binary string: powrprof.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: msctf.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: iphlpapi.pdb|(7 source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ole32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: AcLayers.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: sfc_os.pdbv(1 source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: Kernel.Appcore.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: cryptbase.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: cfgmgr32.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: bcryptprimitives.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: Windows.Storage.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: combase.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: rundll32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: oleaut32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: powrprof.pdbF(A source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: sfc.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: apphelp.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: wuser32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: profapi.pdbJ(M source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp

Networking:

C2 URLs / IPs found in malware configuration

Source: Malware configuration extractor	IPs: 43.229.206.212:443
Source: Malware configuration extractor	IPs: 82.209.17.209:8172
Source: Malware configuration extractor	IPs: 162.241.209.225:4125

IP address seen in connection with other malware

Source: Joe Sandbox View	IP Address: 82.209.17.209 82.209.17.209
Source: Joe Sandbox View	IP Address: 162.241.209.225 162.241.209.225
Source: Joe Sandbox View	IP Address: 43.229.206.212 43.229.206.212

Internet Provider seen in connection with other malware

Source: Joe Sandbox View	ASN Name: PODA-ASCZ PODA-ASCZ
Source: Joe Sandbox View	ASN Name: UNIFIEDLAYER-AS-1US UNIFIEDLAYER-AS-1US
Source: Joe Sandbox View	ASN Name: INET-AS-IDPTInetGlobalIndoID INET-AS-IDPTInetGlobalIndoID

Key, Mouse, Clipboard, Microphone and Screen Capturing:

Creates a DirectInput object (often for capturing keystrokes)

Source: loaddll32.exe, 00000000.00000002.244423093.00000000010FB000.00000004.00000020.sdmp

Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

E-Banking Fraud:

Yara detected Dridex unpacked file

Source: Yara match	File source: 00000002.00000002.337055411.0000000010001000.00000020.00020000.sdmp, type: MEMORY
Source: Yara match	File source: 2.2.rundll32.exe.10000000.3.unpack, type: UNPACKEDPE

System Summary:

Detected potential crypto function

Source: C:\Windows\System32\loaddll32.exe	Code function: 0_2_10021E90		0_2_10021E90
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_10011460		2_2_10011460
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_1000846C		2_2_1000846C
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_10001494		2_2_10001494
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_1000A52C		2_2_1000A52C
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_10011D58		2_2_10011D58
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_10019348		2_2_10019348
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_10010754		2_2_10010754
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_100091FE		2_2_100091FE

One or more processes crash

Source: C:\Windows\SysWOW64\rundll32.exe

Process created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 764

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

Source: 7587f225_by_Libranalysis.dll

Binary or memory string: OriginalFilenamex2otfb.dllN vs 7587f225_by_Libranalysis.dll

Uses 32bit PE files

Source: 7587f225_by_Libranalysis.dll

Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL

PE file has an executable .text section which is very likely to contain packed code (zlib compression ratio < 0.3)

Source: 7587f225_by_Libranalysis.dll

Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ

Classification label

Source: classification engine

Classification label: mal64.troj.winDLL@6/4@0/3

Creates mutexes

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

Mutant created: \Sessions\1\BaseNamedObjects\Local\WERReportingForProcess4188

Creates temporary files

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

File created: C:\ProgramData\Microsoft\Windows\WER\Temp\WER1CDE.tmp

Jump to behavior

PE file has an executable .text section and no other executable section

Source: 7587f225_by_Libranalysis.dll

Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ

Reads software policies

Source: C:\Windows\System32\loaddll32.exe

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

Jump to behavior

Reads the hosts file

Source: C:\Windows\SysWOW64\WerFault.exe	File read: C:\Windows\System32\drivers\etc\hosts			Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe	File read: C:\Windows\System32\drivers\etc\hosts			Jump to behavior

Runs a DLL by calling functions

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

Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll',#1

Spawns processes

Source: unknown	Process created: C:\Windows\System32\loaddll32.exe loaddll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll'
Source: C:\Windows\System32\loaddll32.exe	Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll',#1
Source: C:\Windows\SysWOW64\cmd.exe	Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll',#1
Source: C:\Windows\SysWOW64\rundll32.exe	Process created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 764
Source: C:\Windows\System32\loaddll32.exe	Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll',#1			Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe	Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll',#1			Jump to behavior

Contains modern PE file flags such as dynamic base (ASLR) or NX

Source: 7587f225_by_Libranalysis.dll

Static PE information: DYNAMIC_BASE, NX_COMPAT

PE file contains a debug data directory

Source: 7587f225_by_Libranalysis.dll

Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG

Binary contains paths to debug symbols

Source:	Binary string: propsys.pdbh(+ source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ClusApi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wkernel32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: sfc_os.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: bcrypt.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: setupapi.pdbz(= source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ucrtbase.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: msvcrt.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: wrpcrt4.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: wntdll.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: bcrypt.pdbL(G source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: combase.pdbb(% source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: shcore.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: shlwapi.pdb( source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wimm32.pdbd(_ source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wgdi32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: fltLib.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: advapi32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wsspicli.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: shell32.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: msvcp_win.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: ClusApi.pdb^(Y source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: msvcp_win.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: winspool.pdbP(S source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: dnsapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: rasapi32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wkernelbase.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: wimm32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: mpr.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: shlwapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wwin32u.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: setupapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: imagehlp.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wUxTheme.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: dwmapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: shcore.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: profapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ws2_32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: winspool.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: wgdi32full.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: shell32.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: sechost.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: iphlpapi.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: nsi.pdb source: WerFault.exe, 0000000D.00000003.315054292.0000000005AC0000.00000004.00000040.sdmp
Source:	Binary string: rasman.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: propsys.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: cfgmgr32.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: ucrtbase.pdbk source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: ole32.pdbR source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: fpmvppp.pdb source: loaddll32.exe, 00000000.00000002.244463432.0000000010025000.00000002.00020000.sdmp, 7587f225_by_Libranalysis.dll
Source:	Binary string: powrprof.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: msctf.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: iphlpapi.pdb|(7 source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: ole32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: AcLayers.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: sfc_os.pdbv(1 source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: Kernel.Appcore.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: cryptbase.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: cfgmgr32.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: bcryptprimitives.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: Windows.Storage.pdb source: WerFault.exe, 0000000D.00000003.315026357.0000000005AB0000.00000004.00000040.sdmp
Source:	Binary string: combase.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: rundll32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: oleaut32.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: powrprof.pdbF(A source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: sfc.pdb source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp
Source:	Binary string: apphelp.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: wuser32.pdb source: WerFault.exe, 0000000D.00000003.315008464.0000000005911000.00000004.00000001.sdmp
Source:	Binary string: profapi.pdbJ(M source: WerFault.exe, 0000000D.00000003.315045504.0000000005AB7000.00000004.00000040.sdmp

Data Obfuscation:

Uses code obfuscation techniques (call, push, ret)

Source: C:\Windows\System32\loaddll32.exe	Code function: 0_2_10007550 push ebp; ret		0_2_10007557
Source: C:\Windows\SysWOW64\rundll32.exe	Code function: 2_2_1000F6CC push esi; mov dword ptr [esp], 00000000h		2_2_1000F6CD

Binary may include packed or encrypted code

Source: initial sample

Static PE information: section name: .text entropy: 7.52981613282

Hooking and other Techniques for Hiding and Protection:

Monitors certain registry keys / values for changes (often done to protect autostart functionality)

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

Registry key monitored for changes: HKEY_CURRENT_USER_Classes

Jump to behavior

Disables application error messsages (SetErrorMode)

Source: C:\Windows\SysWOW64\rundll32.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

Malware Analysis System Evasion:

May try to detect the virtual machine to hinder analysis (VM artifact strings found in memory)

Source: WerFault.exe, 0000000D.00000002.334812347.0000000005AD0000.00000002.00000001.sdmp	Binary or memory string: A Virtual Machine could not be started because Hyper-V is not installed.
Source: WerFault.exe, 0000000D.00000003.331733693.0000000005394000.00000004.00000001.sdmp	Binary or memory string: Hyper-V RAWtion* 8-WFP Native MAC Layer LightWeight Filter-0000T
Source: WerFault.exe, 0000000D.00000003.331733693.0000000005394000.00000004.00000001.sdmp	Binary or memory string: Hyper-V RAW
Source: WerFault.exe, 0000000D.00000002.334228287.0000000005462000.00000004.00000001.sdmp	Binary or memory string: Hyper-V RAWH~:
Source: WerFault.exe, 0000000D.00000002.334812347.0000000005AD0000.00000002.00000001.sdmp	Binary or memory string: A communication protocol error has occurred between the Hyper-V Host and Guest Compute Service.
Source: WerFault.exe, 0000000D.00000002.334812347.0000000005AD0000.00000002.00000001.sdmp	Binary or memory string: The communication protocol version between the Hyper-V Host and Guest Compute Services is not supported.
Source: WerFault.exe, 0000000D.00000002.334812347.0000000005AD0000.00000002.00000001.sdmp	Binary or memory string: An unknown internal message was received by the Hyper-V Compute Service.

Anti Debugging:

Checks if the current process is being debugged

Source: C:\Windows\System32\loaddll32.exe

Process queried: DebugPort

Jump to behavior

Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)

Source: C:\Windows\SysWOW64\rundll32.exe

Code function: 2_2_10006D50 GetUserNameW,MessageBoxW,GetLastError,CreateFileA,DebugBreak,FlushFileBuffers,FreeEnvironmentStringsA,GetConsoleOutputCP,GetEnvironmentStrings,GetLocaleInfoA,GetStartupInfoA,GetStringTypeA,HeapValidate,IsBadReadPtr,LCMapStringA,LoadLibraryA,OutputDebugStringA,

2_2_10006D50

HIPS / PFW / Operating System Protection Evasion:

Creates a process in suspended mode (likely to inject code)

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

Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\7587f225_by_Libranalysis.dll',#1

Jump to behavior

Language, Device and Operating System Detection:

Contains functionality to query locales information (e.g. system language)

Source: C:\Windows\SysWOW64\rundll32.exe

Code function: GetUserNameW,MessageBoxW,GetLastError,CreateFileA,DebugBreak,FlushFileBuffers,FreeEnvironmentStringsA,GetConsoleOutputCP,GetEnvironmentStrings,GetLocaleInfoA,GetStartupInfoA,GetStringTypeA,HeapValidate,IsBadReadPtr,LCMapStringA,LoadLibraryA,OutputDebugStringA,

2_2_10006D50

Contains functionality to query the account / user name

Source: C:\Windows\SysWOW64\rundll32.exe

Code function: 2_2_10006D50 GetUserNameW,MessageBoxW,GetLastError,CreateFileA,DebugBreak,FlushFileBuffers,FreeEnvironmentStringsA,GetConsoleOutputCP,GetEnvironmentStrings,GetLocaleInfoA,GetStartupInfoA,GetStringTypeA,HeapValidate,IsBadReadPtr,LCMapStringA,LoadLibraryA,OutputDebugStringA,

2_2_10006D50