download: | GrammarlyAddInSetup.exe |
Full analysis: | https://app.any.run/tasks/2f725c23-de37-4a7b-9b6b-07c4824276be |
Verdict: | Malicious activity |
Analysis date: | July 12, 2020, 23:16:55 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
MD5: | BC2F805A83C869D1E210F4921D9F079F |
SHA1: | 316559861C29A173FF6251EFAD281C0F0E083C95 |
SHA256: | B0690D6C70D644A19104A5471CBAFDB9F60F6FF10B6C6648A15212BA3A6E09B1 |
SSDEEP: | 393216:f5/QZIZGsEXxbaVCgOeXUG9spW92YzYLVxwQL+1xgsdUFMwPVcHBpR:fbG5xeEgOeEG9TMLDwQL+1KpMwuhpR |
.exe | | | Win64 Executable (generic) (64.6) |
---|---|---|
.dll | | | Win32 Dynamic Link Library (generic) (15.4) |
.exe | | | Win32 Executable (generic) (10.5) |
.exe | | | Generic Win/DOS Executable (4.6) |
.exe | | | DOS Executable Generic (4.6) |
ProductVersion: | 6.8.230 |
---|---|
ProductName: | Grammarly for Microsoft® Office Suite |
OriginalFileName: | GrammarlyAddInSetup6.8.230.exe |
LegalCopyright: | Copyright © 2009-2020 Grammarly Inc. |
InternalName: | setup |
FileVersion: | 6.8.230 |
FileDescription: | Grammarly for Microsoft® Office Suite |
CompanyName: | Grammarly |
CharacterSet: | Windows, Latin1 |
LanguageCode: | English (U.S.) |
FileSubtype: | - |
ObjectFileType: | Executable application |
FileOS: | Win32 |
FileFlags: | (none) |
FileFlagsMask: | 0x003f |
ProductVersionNumber: | 6.8.230.0 |
FileVersionNumber: | 6.8.230.0 |
Subsystem: | Windows GUI |
SubsystemVersion: | 5.1 |
ImageVersion: | - |
OSVersion: | 5.1 |
EntryPoint: | 0x2e2a6 |
UninitializedDataSize: | - |
InitializedDataSize: | 295936 |
CodeSize: | 301568 |
LinkerVersion: | 14.11 |
PEType: | PE32 |
TimeStamp: | 2017:11:18 23:00:38+01:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 18-Nov-2017 22:00:38 |
Detected languages: |
|
Debug artifacts: |
|
CompanyName: | Grammarly |
FileDescription: | Grammarly for Microsoft® Office Suite |
FileVersion: | 6.8.230 |
InternalName: | setup |
LegalCopyright: | Copyright © 2009-2020 Grammarly Inc. |
OriginalFilename: | GrammarlyAddInSetup6.8.230.exe |
ProductName: | Grammarly for Microsoft® Office Suite |
ProductVersion: | 6.8.230 |
Magic number: | MZ |
---|---|
Bytes on last page of file: | 0x0090 |
Pages in file: | 0x0003 |
Relocations: | 0x0000 |
Size of header: | 0x0004 |
Min extra paragraphs: | 0x0000 |
Max extra paragraphs: | 0xFFFF |
Initial SS value: | 0x0000 |
Initial SP value: | 0x00B8 |
Checksum: | 0x0000 |
Initial IP value: | 0x0000 |
Initial CS value: | 0x0000 |
Overlay number: | 0x0000 |
OEM identifier: | 0x0000 |
OEM information: | 0x0000 |
Address of NE header: | 0x00000110 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 6 |
Time date stamp: | 18-Nov-2017 22:00:38 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00001000 | 0x00049937 | 0x00049A00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.57001 |
.rdata | 0x0004B000 | 0x0001ED60 | 0x0001EE00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.11423 |
.data | 0x0006A000 | 0x00001730 | 0x00000A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.15266 |
.wixburn8 | 0x0006C000 | 0x00000038 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 0.714974 |
.rsrc | 0x0006D000 | 0x00024BCC | 0x00024C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.01199 |
.reloc | 0x00092000 | 0x00003DFC | 0x00003E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.79434 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 5.30829 | 1234 | Latin 1 / Western European | English - United States | RT_MANIFEST |
2 | 3.43003 | 2920 | Latin 1 / Western European | English - United States | RT_ICON |
3 | 3.18304 | 5160 | Latin 1 / Western European | English - United States | RT_ICON |
4 | 2.96613 | 11560 | Latin 1 / Western European | English - United States | RT_ICON |
5 | 2.82495 | 20520 | Latin 1 / Western European | English - United States | RT_ICON |
6 | 2.57863 | 81960 | Latin 1 / Western European | English - United States | RT_ICON |
7 | 7.94816 | 13871 | Latin 1 / Western European | English - United States | RT_ICON |
ADVAPI32.dll |
Cabinet.dll (delay-loaded) |
GDI32.dll |
KERNEL32.dll |
OLEAUT32.dll |
RPCRT4.dll |
SHELL32.dll |
USER32.dll |
ole32.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
2456 | "C:\Users\admin\Desktop\GrammarlyAddInSetup.exe" | C:\Users\admin\Desktop\GrammarlyAddInSetup.exe | explorer.exe | |
User: admin Company: Grammarly Integrity Level: MEDIUM Description: Grammarly for Microsoft® Office Suite Version: 6.8.230 | ||||
3100 | "C:\Users\admin\AppData\Local\Temp\{CC84A535-4978-4006-91D8-F36666C1C985}\.cr\GrammarlyAddInSetup.exe" -burn.clean.room="C:\Users\admin\Desktop\GrammarlyAddInSetup.exe" -burn.filehandle.attached=148 -burn.filehandle.self=156 | C:\Users\admin\AppData\Local\Temp\{CC84A535-4978-4006-91D8-F36666C1C985}\.cr\GrammarlyAddInSetup.exe | GrammarlyAddInSetup.exe | |
User: admin Company: Grammarly Integrity Level: MEDIUM Description: Grammarly for Microsoft® Office Suite Version: 6.8.230 | ||||
2484 | C:\Windows\system32\msiexec.exe /V | C:\Windows\system32\msiexec.exe | services.exe | |
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows® installer Version: 5.0.7600.16385 (win7_rtm.090713-1255) | ||||
3240 | C:\Windows\system32\MsiExec.exe -Embedding A0DF57334627DE5F72855A74179F7ADB | C:\Windows\system32\MsiExec.exe | — | msiexec.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) | ||||
2396 | rundll32.exe "C:\Windows\Installer\MSI1DC6.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_2629203 1 Grammarly.CustomActions!Grammarly.CustomActions.CustomActions.CreateUserGuid | C:\Windows\system32\rundll32.exe | MsiExec.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
2244 | rundll32.exe "C:\Windows\Installer\MSI1FEB.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_2629625 8 Grammarly.CustomActions!Grammarly.CustomActions.CustomActions.SetDefferedCAParams | C:\Windows\system32\rundll32.exe | MsiExec.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
3340 | rundll32.exe "C:\Windows\Installer\MSI2684.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_2631312 466 Grammarly.CustomActions!Grammarly.CustomActions.CustomActions.CopyBaseDirectoryToRandomSubdir | C:\Windows\system32\rundll32.exe | MsiExec.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
2728 | "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\subsession.rtf" | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE | explorer.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Exit code: 0 Version: 14.0.6024.1000 |
PID | Process | Filename | Type | |
---|---|---|---|---|
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\Grammarly.Logging.dll | executable | |
MD5:9F70958A2A3546AB382E8EF4F871B082 | SHA256:183174DEBB56410CAD2E2C1804402730E47E49EE11ECC02FE3D3F6AD35320C5F | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\Grammarly.Batteries.dll | executable | |
MD5:975C47C8CFF82ECF4CBEF3E83FD79EC7 | SHA256:E72060DB932350BA35493328CCC77D82900966E9394D2D5F09CFB91276120342 | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\Grammarly.Batteries.Reactive.dll | executable | |
MD5:8F71891BC6EB6B6C9011986A4049BABE | SHA256:5C167675D0E6C794F69B80D2E1545DC446B23A7E9D6755C82D4DE924DA3503DA | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\System.Reactive.PlatformServices.dll | executable | |
MD5:DCC2A141B9B06F71079DE44481E13B9B | SHA256:F66AEF634795F8FD6B108EFD376260FC0AB06B1070A1ADDAD2F8CB837D32DC12 | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\System.Reactive.Core.dll | executable | |
MD5:61841A386C59C301033A62B42C4DB859 | SHA256:B046BBCF64F23642041704BFE1CB87A59620877A2BEE5305553D0133F44D4B58 | |||
2456 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{CC84A535-4978-4006-91D8-F36666C1C985}\.cr\GrammarlyAddInSetup.exe | executable | |
MD5:67C41670C8A96916AB6988D5F5F24102 | SHA256:4FFFB38344DFE93F99EF7063C9D05DFD13D49752606706354F2BF4FB2AB23A4E | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\Grammarly.Tracking.FSharp.dll | executable | |
MD5:A9B5272FB14826FDED33A724F43904A3 | SHA256:B61008440559684544C6E1D2CF7AD7D93DD6D534B23FA29D4047BFB03F78785A | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\1029\mbapreq.wxl | xml | |
MD5:CC8C6D04DC707B38E0F0C08BA16FE49B | SHA256:DC445E2457ED31ABF536871F90FF7CC96800A40B6BC033F37D45E3156A3B4FA9 | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\1032\mbapreq.wxl | xml | |
MD5:074D5921AF07E6126049CB45814246ED | SHA256:B8E90E20EDF110AAAAEA54FBC8533872831777BE5589E380CFDD17E1F93147B5 | |||
3100 | GrammarlyAddInSetup.exe | C:\Users\admin\AppData\Local\Temp\{1DC16425-942E-4DA9-985D-8F5645FF7BD7}\.ba\1060\mbapreq.wxl | xml | |
MD5:5836F0C655BDD97093F68AAF69AB2BAB | SHA256:C015247D022BDC108B4FFCAE89CB55D1E313034D7E6EED18744C1BB55F108F8C |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
3100 | GrammarlyAddInSetup.exe | 34.236.109.12:443 | gnar.grammarly.com | Amazon.com, Inc. | US | unknown |
2728 | WINWORD.EXE | 52.203.150.133:443 | f-log-officeaddin.grammarly.io | Amazon.com, Inc. | US | unknown |
2728 | WINWORD.EXE | 18.214.215.174:443 | gnar.grammarly.com | — | US | unknown |
Domain | IP | Reputation |
---|---|---|
gnar.grammarly.com |
| unknown |
f-log-officeaddin.grammarly.io |
| unknown |