Malware analysis nsa.exe Malicious activity | ANY.RUN

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File name:	nsa.exe
Full analysis:	https://app.any.run/tasks/f510f18f-f98d-43e3-9778-99c3a31af6f0
Verdict:	Malicious activity
Analysis date:	September 26, 2018, 14:00:35
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:	C127193F5389050EFD29264A748C39B5
SHA1:	88AA6D682EC85C14ACE470F11EBAB02F44D08AEF
SHA256:	D7EC86ACBD050B453C66E07D9C7BF4DD6C24FA16543D12E592FEAC39D3A6E66E
SSDEEP:	98304:V0y1m2YYTexB/egI0BmEFcxAoJWBxbMfo/Bq/sv0jtK/xiG4unebWF3g5fjYheiJ:GgmpxBWgDBmPxRQJv0SBTX3g1jY0iJ

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:: 300 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 240 seconds
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 (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
No malicious indicators.
SUSPICIOUS
- Application launched itself
  - nsa.exe (PID: 3040)
- Creates files in the Windows directory
  - nsa.exe (PID: 3692)
- Executable content was dropped or overwritten
  - nsa.exe (PID: 3692)
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:	2017:08:11 15:54:11+02:00
PEType:	PE32
LinkerVersion:	14
CodeSize:	142848
InitializedDataSize:	68608
UninitializedDataSize:	-
EntryPoint:	0x11cd9
OSVersion:	5.1
ImageVersion:	-
SubsystemVersion:	5.1
Subsystem:	Windows GUI

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	11-Aug-2017 13:54:11
Detected languages:	Chinese - PRC
Debug artifacts:	D:\Projects\WinRAR\sfx\build\sfxzip32\Release\sfxzip.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:	11-Aug-2017 13:54:11
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	0x00022CF7	0x00022E00	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.67043
.rdata	0x00024000	0x00008E34	0x00009000	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	5.09484
.data	0x0002D000	0x00030898	0x00000C00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	2.68734
.gfids	0x0005E000	0x000000F4	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	2.13093
.rsrc	0x0005F000	0x00004680	0x00004800	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.73577
.reloc	0x00064000	0x00002478	0x00002600	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	6.63273

Resources

Title	Entropy	Size	Codepage	Language	Type
1	5.25329	1875	Latin 1 / Western European	Chinese - PRC	RT_MANIFEST
2	3.88998	1384	Latin 1 / Western European	Chinese - PRC	RT_ICON
3	4.12176	744	Latin 1 / Western European	Chinese - PRC	RT_ICON
4	4.68705	2216	Latin 1 / Western European	Chinese - PRC	RT_ICON
7	5.24197	182	Latin 1 / Western European	Chinese - PRC	RT_STRING
8	5.27357	214	Latin 1 / Western European	Chinese - PRC	RT_STRING
9	5.38938	202	Latin 1 / Western European	Chinese - PRC	RT_STRING
10	5.11103	116	Latin 1 / Western European	Chinese - PRC	RT_STRING
11	5.36199	642	Latin 1 / Western European	Chinese - PRC	RT_STRING
12	4.71863	148	Latin 1 / Western European	Chinese - PRC	RT_STRING

Imports


KERNEL32.dll
USER32.dll (delay-loaded)

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

3040

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

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

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\nsa.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sfc_os.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\rsaenh.dll

3692

"C:\Users\admin\AppData\Local\Temp\nsa.exe" -el -s2 "-dc:\windows" "-p" "-sp"

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

nsa.exe

User:

admin

Integrity Level:

HIGH

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\nsa.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sfc_os.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\rsaenh.dll

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Total events

352

Read events

348

Write events

Delete events

Modification events


(PID) Process:	(3040) nsa.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(3040) nsa.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3692	nsa.exe	C:\Windows\nsa\dll\b2.fb		xml
		MD5:—	SHA256:—
3692	nsa.exe	C:\Windows\nsa\dll\b.xml		xml
		MD5:—	SHA256:—
3692	nsa.exe	C:\Windows\nsa\1.ini		text
		MD5:—	SHA256:—
3692	nsa.exe	C:\Windows\nsa\dll\.gitignore		text
		MD5:—	SHA256:—
3692	nsa.exe	C:\Windows\nsa\dll\a.xml		xml
		MD5:—	SHA256:—
3692	nsa.exe	C:\Windows\nsa\dll\b.exe		executable
		MD5:8C80DD97C37525927C1E549CB59BCBF3	SHA256:85B936960FBE5100C170B777E1647CE9F0F01E3AB9742DFC23F37CB0825B30B5
3692	nsa.exe	C:\Windows\nsa\dll\b2.exe		executable
		MD5:4420F8917DC320A78D2EF14136032F69	SHA256:B99C3CC1ACBB085C9A895A8C3510F6DAAF31F0D2D9CCB8477C7FB7119376F57B
3692	nsa.exe	C:\Windows\nsa\dll\adfw.dll		executable
		MD5:770D0CAA24D964EA7C04FF5DAF290F08	SHA256:C51BCE247BEE4A6F4CD2D7D45483B5B1D9B53F8CC0E04FB4F4221283E356959D
3692	nsa.exe	C:\Windows\nsa\dll\c.exe		executable
		MD5:C24315B0585B852110977DACAFE6C8C1	SHA256:15FFBB8D382CD2FF7B0BD4C87A7C0BFFD1541C2FE86865AF445123BC0B770D13
3692	nsa.exe	C:\Windows\nsa\dll\c.fb		xml
		MD5:DC646BDBE28B453BA190A6356959D028	SHA256:A46481CDB4A9FC1DBDCCCC49C3DEADBF18C7B9F274A0EB5FDF73766A03F19A7F

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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Connections

No data

DNS requests

No data

Threats

No threats detected

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No debug info

General Info

nsa.exe

C127193F5389050EFD29264A748C39B5

88AA6D682EC85C14ACE470F11EBAB02F44D08AEF

D7EC86ACBD050B453C66E07D9C7BF4DD6C24FA16543D12E592FEAC39D3A6E66E

98304:V0y1m2YYTexB/egI0BmEFcxAoJWBxbMfo/Bq/sv0jtK/xiG4unebWF3g5fjYheiJ:GgmpxBWgDBmPxRQJv0SBTX3g1jY0iJ

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

SUSPICIOUS

Application launched itself

Creates files in the Windows directory

Executable content was dropped or overwritten

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

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings