File name:

update1.otf.exe

Full analysis: https://app.any.run/tasks/b86fd0bb-71f2-487d-a862-8dc295329d25
Verdict: Suspicious activity
Analysis date: November 20, 2019, 02:04:42
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:

3558C13483C35C78EED1855995885971

SHA1:

5F4CB0B46BBA3434CF1E8B8C9DE9CC0402168AE1

SHA256:

868D95B618E347D1EB20C5A64AF0BB20C57A025DF3550A9B352E0F700D8C0EEC

SSDEEP:

3072:eZacIgtuRS0Ek1ie6TbyqmT9pm4u5Li+qvYxecyZQ5VCg:JN1RS0T136Tbqk5Li+4Sho

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

    No malicious indicators.

  • SUSPICIOUS

    • Executed via COM

      • DllHost.exe (PID: 3880)
      • helppane.exe (PID: 3300)

    • Reads internet explorer settings

      • helppane.exe (PID: 3300)

  • INFO

    • Manual execution by user

      • iexplore.exe (PID: 2136)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 2692)

    • Reads internet explorer settings

      • iexplore.exe (PID: 2692)

    • Creates files in the user directory

      • iexplore.exe (PID: 2692)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2136)

    • Changes internet zones settings

      • iexplore.exe (PID: 2136)

    • Changes settings of System certificates

      • iexplore.exe (PID: 2136)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 2136)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.dll | Win32 Dynamic Link Library (generic) (43.5)
.exe | Win32 Executable (generic) (29.8)
.exe | Generic Win/DOS Executable (13.2)
.exe | DOS Executable Generic (13.2)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:10:10 02:44:30+02:00
PEType: PE32
LinkerVersion: 16
CodeSize: 8192
InitializedDataSize: 159744
UninitializedDataSize: -
EntryPoint: 0x3de0
OSVersion: 5
ImageVersion: -
SubsystemVersion: 4.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 10-Oct-2019 00:44:30
Detected languages:
  • English - United States
Debug artifacts:
  • BzCKyZ-isoTDiDbY.KbMjQw.pdb
CompanyName: 3Dfx Interactive, Inc.
FileDescription: 3Dfx Interactive, Inc. DirectX Driver
FileVersion: 4.10.01.0094-2.16
InternalName: 3dfx32v2.dll
LegalCopyright: Copyright © 3Dfx Interactive, Inc. 1997
OriginalFilename: 3dfx32v2.dll
ProductName: Voodoo2® DirectX for Windows® 95
ProductVersion: 4.10.01.0094-2.16

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: 0x000000E8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 7
Time date stamp: 10-Oct-2019 00:44:30
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00003162
0x00004000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.36763
xUwGZ
0x00008000
0x00000275
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.data
0x00006000
0x000018BC
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.104
SM
0x00009000
0x00020001
0x00021000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.93534
.Pna
0x0002A000
0x000003E8
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
1.07569
CODE
0x0002B000
0x00000C5B
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.63261

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.54662
900
UNKNOWN
English - United States
RT_VERSION

Imports

ADVAPI32.dll
COMDLG32.dll
KERNEL32.dll
OLEAUT32.dll
POWRPROF.dll
PSAPI.DLL
SHLWAPI.dll
USER32.dll
msvcrt.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
45
Monitored processes
6
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start update1.otf.exe wscui.cpl no specs iexplore.exe iexplore.exe helppane.exe no specs update1.otf.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1028"C:\Users\admin\Desktop\update1.otf.exe" C:\Users\admin\Desktop\update1.otf.exe—explorer.exe
User:
admin
Company:
3Dfx Interactive, Inc.
Integrity Level:
MEDIUM
Description:
3Dfx Interactive, Inc. DirectX Driver
Exit code:
3221226540
Version:
4.10.01.0094-2.16
Modules
Images
c:\users\admin\desktop\update1.otf.exe
c:\systemroot\system32\ntdll.dll
1856"C:\Users\admin\Desktop\update1.otf.exe" C:\Users\admin\Desktop\update1.otf.exe
explorer.exe
User:
admin
Company:
3Dfx Interactive, Inc.
Integrity Level:
HIGH
Description:
3Dfx Interactive, Inc. DirectX Driver
Exit code:
0
Version:
4.10.01.0094-2.16
Modules
Images
c:\users\admin\desktop\update1.otf.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.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\powrprof.dll
2136"C:\Program Files\Internet Explorer\iexplore.exe" -nohomeC:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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\gdi32.dll
c:\windows\system32\user32.dll
2692"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2136 CREDAT:71937C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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
3300C:\Windows\helppane.exe -EmbeddingC:\Windows\helppane.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Help and Support
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\helppane.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\gdi32.dll
c:\windows\system32\user32.dll
3880C:\Windows\system32\DllHost.exe /Processid:{E9495B87-D950-4AB5-87A5-FF6D70BF3E90}C:\Windows\system32\DllHost.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\rpcrt4.dll
Total events
676
Read events
389
Write events
285
Delete events
2

Modification events

(PID) Process:(1856) update1.otf.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Controls Folder\PowerCfg
Operation:writeName:LastID
Value:
5
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
Operation:writeName:SecuritySafe
Value:
1
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Recovery\Active
Operation:writeName:{6968AB9F-0B3A-11EA-AB41-5254004A04AF}
Value:
0
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Type
Value:
4
(PID) Process:(2136) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Count
Value:
2
Executable files
0
Suspicious files
2
Text files
21
Unknown types
8

Dropped files

PID
Process
Filename
Type
2136iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LH043OAM\favicon[1].ico —
MD5:—
SHA256:—
2136iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\admin@microsoft[1].txt —
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\GPKGJI3W\consumer-antivirus-software-providers-for-windows[1].txt —
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.datdat
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\ZU0QX8H3\mwf-west-european-default.min[1].csstext
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\index.datdat
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\History\Low\History.IE5\index.datdat
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\GPKGJI3W\c0-271f35[1].txttext
MD5:—
SHA256:—
2692iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\GPKGJI3W\consumer-antivirus-software-providers-for-windows[1].htmhtml
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
11
DNS requests
7
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2692
iexplore.exe
GET
302
2.19.38.59:80
http://go.microsoft.com/fwlink/?LinkId=123693
unknown
—
—
whitelisted
2136
iexplore.exe
GET
200
204.79.197.200:80
http://www.bing.com/favicon.ico
US
image
237 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
2.18.233.31:443
support.microsoft.com
Akamai International B.V.
—
whitelisted
2136
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2692
iexplore.exe
2.19.38.59:80
go.microsoft.com
Akamai International B.V.
—
whitelisted
2692
iexplore.exe
104.109.56.54:443
mem.gfx.ms
Akamai International B.V.
NL
whitelisted
2692
iexplore.exe
2.16.186.40:443
img-prod-cms-rt-microsoft-com.akamaized.net
Akamai International B.V.
—
whitelisted
2136
iexplore.exe
2.18.233.62:443
www.microsoft.com
Akamai International B.V.
—
whitelisted
2692
iexplore.exe
2.18.233.62:443
www.microsoft.com
Akamai International B.V.
—
whitelisted
2692
iexplore.exe
2.16.186.41:443
statics-marketingsites-neu-ms-com.akamaized.net
Akamai International B.V.
—
whitelisted
2692
iexplore.exe
2.18.233.31:443
support.microsoft.com
Akamai International B.V.
—
whitelisted

DNS requests

Domain
IP
Reputation
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
go.microsoft.com
  • 2.19.38.59
whitelisted
support.microsoft.com
  • 2.18.233.31
malicious
www.microsoft.com
  • 2.18.233.62
whitelisted
statics-marketingsites-neu-ms-com.akamaized.net
  • 2.16.186.41
  • 2.16.186.27
whitelisted
mem.gfx.ms
  • 104.109.56.54
whitelisted
img-prod-cms-rt-microsoft-com.akamaized.net
  • 2.16.186.40
  • 2.16.186.27
whitelisted

Threats

No threats detected
Process
Message
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
update1.otf.exe
Installing...
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Reports
update1.otf.exe