Malware analysis decc.exe Malicious activity | ANY.RUN

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download:	decc.exe
Full analysis:	https://app.any.run/tasks/d9f50d0c-c757-4740-af03-8a201348fe76
Verdict:	Malicious activity
Analysis date:	December 18, 2018, 08:10:19
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:	07EB30E7C179A27FCE394C202A17833A
SHA1:	40639719BD8F85157A9F4564FBD659882B62E271
SHA256:	55D79EDC4CF2C8BDD63795B1C5DB594F572CD981F115BB9637C00636C45E570C
SSDEEP:	12288:nzbJG6gEBgG8gM8AORyTEJkdcZqR9XWXKOvDNR:HJGw7M8/qaK9mXKO7NR

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:: off
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 (68.0.3440.106)
Google Update Helper (1.3.33.17)
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 61.0.2 (x86 en-US) (61.0.2)
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
- Actions looks like stealing of personal data
  - decc.exe (PID: 1324)
SUSPICIOUS
- Application launched itself
  - decc.exe (PID: 3072)
- Connects to SMTP port
  - decc.exe (PID: 1324)
- Loads DLL from Mozilla Firefox
  - decc.exe (PID: 1324)
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

.dll	\|	Win32 Dynamic Link Library (generic) (38.3)
.exe	\|	Win32 Executable (generic) (26.2)
.exe	\|	Win16/32 Executable Delphi generic (12)
.exe	\|	Generic Win/DOS Executable (11.6)
.exe	\|	DOS Executable Generic (11.6)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2018:12:17 20:55:34+01:00
PEType:	PE32
LinkerVersion:	8
CodeSize:	392704
InitializedDataSize:	67584
UninitializedDataSize:	-
EntryPoint:	0x7600a
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI
FileVersionNumber:	19.14.2.16
ProductVersionNumber:	19.14.2.16
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Win32
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	Neutral
CharacterSet:	Unicode
CompanyName:	Bcomp
FileDescription:	Riccoboni
FileVersion:	19.14.2.16
InternalName:	decc.exe
LegalCopyright:	(c) 1993 Bcomp
OriginalFileName:	decc.exe
ProductName:	NFON
ProductVersion:	19.14.2.16
AssemblyVersion:	18.10.7.16

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	17-Dec-2018 19:55:34
CompanyName:	Bcomp
FileDescription:	Riccoboni
FileVersion:	19.14.2.16
InternalName:	decc.exe
LegalCopyright:	(c) 1993 Bcomp
OriginalFilename:	decc.exe
ProductName:	NFON
ProductVersion:	19.14.2.16
Assembly Version:	18.10.7.16

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:	0x00000080

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	5
Time date stamp:	17-Dec-2018 19:55:34
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
\x1e'\x01Va8q,\xb0\x86	0x00002000	0x000086B0	0x00008800	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	7.99401
.text	0x0000C000	0x0005FAE0	0x0005FC00	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	7.95451
.rsrc	0x0006C000	0x00007CC8	0x00007E00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.16431
.reloc	0x00074000	0x0000000C	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	0.0980042
	0x00076000	0x00000010	0x00000200	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	0.122276

Resources

Title	Entropy	Size	Codepage	Language	Type
1	3.39425	728	UNKNOWN	UNKNOWN	RT_VERSION
2	4.18572	4264	UNKNOWN	UNKNOWN	RT_ICON
3	4.15845	9640	UNKNOWN	UNKNOWN	RT_ICON
4	3.99587	16936	UNKNOWN	UNKNOWN	RT_ICON
32512	2.59109	48	UNKNOWN	UNKNOWN	RT_GROUP_ICON

Imports


mscoree.dll

No data.

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All screenshots are available in the full report

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Total processes

33

Monitored processes

3

Malicious processes

2

Suspicious processes

0

Behavior graph

Click at the process to see the details

Process information

PID	CMD	Path	Indicators	Parent process
3072	"C:\Users\admin\AppData\Local\Temp\decc.exe"	C:\Users\admin\AppData\Local\Temp\decc.exe	—	explorer.exe
User: admin Company: Bcomp Integrity Level: MEDIUM Description: Riccoboni Exit code: 0 Version: 19.14.2.16
1324	"C:\Users\admin\AppData\Local\Temp\decc.exe"	C:\Users\admin\AppData\Local\Temp\decc.exe		decc.exe
User: admin Company: Bcomp Integrity Level: MEDIUM Description: Riccoboni Version: 19.14.2.16
3628	"C:\Windows\system32\taskmgr.exe" /4	C:\Windows\system32\taskmgr.exe	—	explorer.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Task Manager Version: 6.1.7600.16385 (win7_rtm.090713-1255)

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Total events

71

Read events

71

Write events

0

Delete events

0

Modification events

No data

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Executable files

0

Suspicious files

0

Text files

0

Unknown types

0

Dropped files

No data

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HTTP(S) requests

0

TCP/UDP connections

1

DNS requests

1

Threats

0

HTTP requests

No HTTP requests

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
1324	decc.exe	208.91.199.224:587	smtp.bhattsaldahna.com	PDR	US	shared

DNS requests

Domain	IP	Reputation
smtp.bhattsaldahna.com	208.91.199.224 208.91.199.223 208.91.199.225 208.91.198.143	malicious

Threats

No threats detected

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No debug info

General Info

decc.exe

07EB30E7C179A27FCE394C202A17833A

40639719BD8F85157A9F4564FBD659882B62E271

55D79EDC4CF2C8BDD63795B1C5DB594F572CD981F115BB9637C00636C45E570C

12288:nzbJG6gEBgG8gM8AORyTEJkdcZqR9XWXKOvDNR:HJGw7M8/qaK9mXKO7NR

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Actions looks like stealing of personal data

SUSPICIOUS

Application launched itself

Connects to SMTP port

Loads DLL from Mozilla Firefox

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

Information

Information

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings