File name:

tax.exe

Full analysis: https://app.any.run/tasks/40688616-d0ea-4a70-9dd3-ef771e63f79c
Verdict: Malicious activity
Analysis date: June 19, 2019, 00:43:00
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

D62E024DA0DDB3FC47DBC92794CBDCC1

SHA1:

F0B6581957E55F365F337E8557EA96BD8143366A

SHA256:

16608B2D2955D0649773008E048A0029B47A188E91384824BD9E5F8328C0B342

SSDEEP:

192:wpaAKtUyNscmQaEIZnJ+6mFy5E1ZHBvvoC:wpaAKtocmQa1JPmFiEPZw

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

    • Connects to CnC server

      • tax.exe (PID: 1708)

  • SUSPICIOUS

    • Starts Internet Explorer

      • tax.exe (PID: 1708)

  • INFO

    • Application launched itself

      • iexplore.exe (PID: 2272)

    • Changes internet zones settings

      • iexplore.exe (PID: 2272)

    • Creates files in the user directory

      • iexplore.exe (PID: 3260)

    • Reads internet explorer settings

      • iexplore.exe (PID: 3260)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 3260)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (82.9)
.dll | Win32 Dynamic Link Library (generic) (7.4)
.exe | Win32 Executable (generic) (5.1)
.exe | Generic Win/DOS Executable (2.2)
.exe | DOS Executable Generic (2.2)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:06:14 10:00:28+02:00
PEType: PE32
LinkerVersion: 11
CodeSize: 4096
InitializedDataSize: 6144
UninitializedDataSize: -
EntryPoint: 0x2eee
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows command line
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
FileDescription: hello
FileVersion: 1.0.0.0
InternalName: keyboardsecure.exe
LegalCopyright:
OriginalFileName: keyboardsecure.exe
ProductName: hello
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
Compilation Date: 14-Jun-2019 08:00:28
Debug artifacts:
  • D:\피싱메일\2. 실행파일\hello\obj\Debug\keyboardsecure.pdb
FileDescription: hello
FileVersion: 1.0.0.0
InternalName: keyboardsecure.exe
LegalCopyright: -
OriginalFilename: keyboardsecure.exe
ProductName: hello
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 14-Jun-2019 08:00:28
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
0x00002000
0x00000EF4
0x00001000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.07832
.rsrc
0x00004000
0x00001430
0x00001600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.65893
.reloc
0x00006000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0815394

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST
2
4.33895
2488
UNKNOWN
UNKNOWN
RT_ICON
3
4.93679
1128
UNKNOWN
UNKNOWN
RT_ICON
32512
2.50471
34
UNKNOWN
UNKNOWN
RT_GROUP_ICON

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
3
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start tax.exe iexplore.exe iexplore.exe

Process information

PID
CMD
Path
Indicators
Parent process
1708"C:\Users\admin\AppData\Local\Temp\tax.exe" C:\Users\admin\AppData\Local\Temp\tax.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
hello
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\tax.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
2272"C:\Program Files\Internet Explorer\iexplore.exe" http://taxreduction.sytes.net/taxreduction_second.o?F351A3lZC:\Program Files\Internet Explorer\iexplore.exe
tax.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
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\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
3260"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2272 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
Total events
423
Read events
346
Write events
75
Delete events
2

Modification events

(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASMANCS
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASMANCS
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(1708) tax.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\tax_RASMANCS
Operation:writeName:ConsoleTracingMask
Value:
4294901760
Executable files
0
Suspicious files
0
Text files
12
Unknown types
5

Dropped files

PID
Process
Filename
Type
2272iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico —
MD5:—
SHA256:—
2272iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
3260iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\S6JAC5L7\taxreduction_second[1].o —
MD5:—
SHA256:—
2272iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Feeds Cache\desktop.iniini
MD5:4A3DEB274BB5F0212C2419D3D8D08612
SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38
3260iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\desktop.iniini
MD5:4A3DEB274BB5F0212C2419D3D8D08612
SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38
3260iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\N01AD3U1\desktop.iniini
MD5:4A3DEB274BB5F0212C2419D3D8D08612
SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38
2272iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\History\History.IE5\MSHist012019061920190620\index.datdat
MD5:—
SHA256:—
3260iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\9F1D5DGQ\desktop.iniini
MD5:4A3DEB274BB5F0212C2419D3D8D08612
SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38
2272iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].pngimage
MD5:9FB559A691078558E77D6848202F6541
SHA256:6D8A01DC7647BC218D003B58FE04049E24A9359900B7E0CEBAE76EDF85B8B914
3260iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\21HCNHFJ\bu1[1].pngimage
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
6
DNS requests
2
Threats
7

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1708
tax.exe
POST
—
211.250.174.126:80
http://taxreduction.sytes.net/taxreduction_second_post.o
KR
—
—
malicious
3260
iexplore.exe
GET
200
211.250.174.126:80
http://taxreduction.sytes.net/taxreduction_second.o?F351A3lZ
KR
html
3.82 Kb
malicious
3260
iexplore.exe
GET
200
211.250.174.126:80
http://taxreduction.sytes.net/img/bu1.png
KR
image
959 b
malicious
3260
iexplore.exe
GET
200
211.250.174.126:80
http://taxreduction.sytes.net/img/bg1_2.png
KR
image
7.73 Kb
malicious
3260
iexplore.exe
GET
200
211.250.174.126:80
http://taxreduction.sytes.net/img/btn1_2.png
KR
image
2.03 Kb
malicious
2272
iexplore.exe
GET
404
211.250.174.126:80
http://taxreduction.sytes.net/favicon.ico
KR
binary
1 b
malicious
2272
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
1708
tax.exe
211.250.174.126:80
taxreduction.sytes.net
Korea Telecom
KR
malicious
3260
iexplore.exe
211.250.174.126:80
taxreduction.sytes.net
Korea Telecom
KR
malicious
—
—
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2272
iexplore.exe
211.250.174.126:80
taxreduction.sytes.net
Korea Telecom
KR
malicious

DNS requests

Domain
IP
Reputation
taxreduction.sytes.net
  • 211.250.174.126
malicious
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted

Threats

PID
Process
Class
Message
1708
tax.exe
Potentially Bad Traffic
ET INFO DYNAMIC_DNS HTTP Request to a *.sytes.net Domain
3260
iexplore.exe
Potentially Bad Traffic
ET INFO DYNAMIC_DNS HTTP Request to a *.sytes.net Domain
3260
iexplore.exe
Potentially Bad Traffic
ET INFO DYNAMIC_DNS HTTP Request to a *.sytes.net Domain
3260
iexplore.exe
Potentially Bad Traffic
ET INFO DYNAMIC_DNS HTTP Request to a *.sytes.net Domain
3260
iexplore.exe
Potentially Bad Traffic
ET INFO DYNAMIC_DNS HTTP Request to a *.sytes.net Domain
2272
iexplore.exe
Potentially Bad Traffic
ET INFO DYNAMIC_DNS HTTP Request to a *.sytes.net Domain
1 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
© 2017-2026 ANY.RUN ALL RIGHTS RESERVED
ANY.RUN
Reports
tax.exe