File name:

Email-Worm.Win32.Gruel.a

Full analysis: https://app.any.run/tasks/b7b932d6-9621-4e54-b9da-eae48e778629
Verdict: Malicious activity
Analysis date: April 20, 2019, 18:42:20
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:

B0FECCDDD78039AED7F1D68DAE4D73D3

SHA1:

8FCFFB3AE7AF33B9B83AF4C5ACBB044F888EEABF

SHA256:

5714EFD4746F7796BBC52A272F8E354F67EDFB50129D5FDAA1396E920956D0D6

SSDEEP:

1536:ThBfyxwMz14BSSQGRwmkwmGDAzGC6TaPAlbv/g:1BKxwMz14wSQGGUDAATaPAlbv/g

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Changes the autorun value in the registry

      • Email-Worm.Win32.Gruel.a.exe (PID: 3428)

    • Changes internet zones settings

      • msiexec.exe (PID: 3116)

    • Application was dropped or rewritten from another process

      • OUTLOOK.EXE (PID: 3156)

    • Loads dropped or rewritten executable

      • OUTLOOK.EXE (PID: 3156)

  • SUSPICIOUS

    • Modifies the open verb of a shell class

      • Email-Worm.Win32.Gruel.a.exe (PID: 3428)
      • msiexec.exe (PID: 3116)
      • Email-Worm.Win32.Gruel.a.exe (PID: 3296)
      • Email-Worm.Win32.Gruel.a.exe (PID: 3996)

    • Creates COM task schedule object

      • Email-Worm.Win32.Gruel.a.exe (PID: 3428)
      • msiexec.exe (PID: 3116)
      • msohtmed.exe (PID: 2492)

    • Executable content was dropped or overwritten

      • Email-Worm.Win32.Gruel.a.exe (PID: 3428)
      • msiexec.exe (PID: 3116)
      • MsiExec.exe (PID: 4004)

    • Removes files from Windows directory

      • Email-Worm.Win32.Gruel.a.exe (PID: 3428)
      • OUTLOOK.EXE (PID: 3156)

    • Creates files in the Windows directory

      • msiexec.exe (PID: 3116)
      • OUTLOOK.EXE (PID: 3156)

    • Disables SEHOP

      • msiexec.exe (PID: 3116)

    • Starts Microsoft Office Application

      • msiexec.exe (PID: 3116)

    • Uses RUNDLL32.EXE to load library

      • Email-Worm.Win32.Gruel.a.exe (PID: 3428)

  • INFO

    • Application launched itself

      • msiexec.exe (PID: 3116)

    • Reads Microsoft Office registry keys

      • MsiExec.exe (PID: 4004)
      • msohtmed.exe (PID: 2492)
      • OUTLOOK.EXE (PID: 3156)

    • Loads dropped or rewritten executable

      • MsiExec.exe (PID: 4004)
      • msiexec.exe (PID: 3116)
      • MsiExec.exe (PID: 2504)

    • Creates files in the program directory

      • MsiExec.exe (PID: 2504)
      • msiexec.exe (PID: 3116)

    • Dropped object may contain Bitcoin addresses

      • msiexec.exe (PID: 3116)

    • Creates a software uninstall entry

      • msiexec.exe (PID: 3116)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable Microsoft Visual Basic 6 (69.4)
.exe | Win64 Executable (generic) (23.3)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.6)
.exe | DOS Executable Generic (1.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2003:07:15 05:00:00+02:00
PEType: PE32
LinkerVersion: 6
CodeSize: 94208
InitializedDataSize: 20480
UninitializedDataSize: -
EntryPoint: 0x11a0
OSVersion: 4
ImageVersion: 1
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Spanish (Modern)
CharacterSet: Unicode
CompanyName: Microsoft
ProductName: Windows Critical Update
FileVersion: 1
ProductVersion: 1
InternalName: Symantec_Norton_Tool
OriginalFileName: Symantec_Norton_Tool.exe

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 15-Jul-2003 03:00:00
Detected languages:
  • Spanish - Spain (International sort)
CompanyName: Microsoft
ProductName: Windows Critical Update
FileVersion: 1.00
ProductVersion: 1.00
InternalName: Symantec_Norton_Tool
OriginalFilename: Symantec_Norton_Tool.exe

DOS Header

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: 0x000000B8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 15-Jul-2003 03:00:00
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00016C80
0x00017000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.55604
.data
0x00018000
0x0000343C
0x00000000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0001C000
0x000007B8
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.11942

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.2112
612
Unicode (UTF 16LE)
Spanish - Spain (International sort)
RT_VERSION
30001
3.42096
744
Unicode (UTF 16LE)
UNKNOWN
RT_ICON
30002
3.18265
296
Unicode (UTF 16LE)
UNKNOWN
RT_ICON

Imports

MSVBVM60.DLL
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
58
Monitored processes
22
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start email-worm.win32.gruel.a.exe msiexec.exe msiexec.exe msiexec.exe no specs msohtmed.exe no specs addinutil.exe addinutil.exe no specs outlook.exe rundll32.exe no specs rundll32.exe no specs rundll32.exe no specs rundll32.exe no specs rundll32.exe no specs email-worm.win32.gruel.a.exe no specs rundll32.exe no specs rundll32.exe no specs email-worm.win32.gruel.a.exe no specs rundll32.exe no specs rundll32.exe no specs rundll32.exe no specs rundll32.exe no specs email-worm.win32.gruel.a.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2492"C:\Program Files\Microsoft Office\Office14\msohtmed.exe" /regserverfpC:\Program Files\Microsoft Office\Office14\msohtmed.exe—msiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft Office 2010 component
Exit code:
0
Version:
14.0.4730.1010
Modules
Images
c:\program files\microsoft office\office14\msohtmed.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
2504C:\Windows\system32\MsiExec.exe -Embedding 38E9DB429FC186A5DE5C0EA5FC81531B M Global\MSI0000C:\Windows\system32\MsiExec.exe—msiexec.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
2536rundll32.exe shell32.dll,Control_RunDLL modem.cplC:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
2740rundll32.exe shell32.dll,Control_RunDLL mmsys.cpl,,0C:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
2784rundll32.exe shell32.dll,Control_RunDLL appwiz.cpl,,1C:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
2820rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,0C:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
2924rundll32.exe shell32.dll,Control_RunDLL main.cpl @1C:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
2960"C:\Windows\Microsoft.NET\Framework\v3.5\addinutil.exe" -AddInRoot:"C:\Program Files\Common Files\Microsoft Shared\VSTA\AppInfoDocument\." -RebuildC:\Windows\Microsoft.NET\Framework\v3.5\addinutil.exe—MsiExec.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
AddInUtil.exe
Exit code:
0
Version:
3.5.30729.5420 built by: Win7SP1
Modules
Images
c:\windows\microsoft.net\framework\v3.5\addinutil.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
2996rundll32.exe shell32.dll,Control_RunDLL mmsys.cpl @1C:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
3004rundll32.exe shell32.dll,Control_RunDLL sysdm.cpl @1C:\Windows\system32\rundll32.exe—Email-Worm.Win32.Gruel.a.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imagehlp.dll
Total events
6 020
Read events
1 839
Write events
4 125
Delete events
56

Modification events

(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_CURRENT_USER\Software\kIlLeRgUaTe 1.03
Operation:writeName:AppPath
Value:
"C:\Users\admin\AppData\Local\Temp\Email-Worm.Win32.Gruel.a.exe" %1
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}
Operation:writeName:
Value:
kIlLeRgUaTe 1.03
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}
Operation:writeName:InfoTip
Value:
kIlLeRgUaTe 1.03
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}\DefaultIcon
Operation:writeName:
Value:
C:\Users\admin\AppData\Local\Temp\Email-Worm.Win32.Gruel.a.exe,0
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}\InProcServer32
Operation:writeName:
Value:
Shell32.dll
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}\InProcServer32
Operation:writeName:ThreadingModel
Value:
Apartment
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}\Shell\Open\Command
Operation:writeName:
Value:
"C:\Users\admin\AppData\Local\Temp\Email-Worm.Win32.Gruel.a.exe" %1
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8C6D8BD6-116B-4D4E-B1C2-87098DB509BB}\ShellFolder
Operation:writeName:Attributes
Value:
00000000
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_CURRENT_USER\Software\kIlLeRgUaTe 1.03
Operation:writeName:FirstRun
Value:
No
(PID) Process:(3428) Email-Worm.Win32.Gruel.a.exeKey:HKEY_CURRENT_USER\Software\kIlLeRgUaTe 1.03
Operation:writeName:Password
Value:
Executable files
46
Suspicious files
8
Text files
28
Unknown types
7

Dropped files

PID
Process
Filename
Type
3116msiexec.exeC:\Windows\Installer\MSI1949.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1959.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI19B8.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI19C9.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1A56.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1A67.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1A97.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1A98.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1CDB.tmp —
MD5:—
SHA256:—
3116msiexec.exeC:\Windows\Installer\MSI1CFB.tmp —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3156
OUTLOOK.EXE
GET
—
64.4.26.155:80
http://config.messenger.msn.com/config/msgrconfig.asmx?op=GetOlcConfig
US
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3156
OUTLOOK.EXE
64.4.26.155:80
config.messenger.msn.com
Microsoft Corporation
US
whitelisted

DNS requests

Domain
IP
Reputation
config.messenger.msn.com
  • 64.4.26.155
whitelisted

Threats

No threats detected
Process
Message
addinutil.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
addinutil.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
addinutil.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
addinutil.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
addinutil.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
addinutil.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
addinutil.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
addinutil.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
addinutil.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
addinutil.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
Interactive malware hunting service ANY.RUN
© 2017-2025 ANY.RUN ALL RIGHTS RESERVED
ANY.RUN
Reports
Email-Worm.Win32.Gruel.a