Malware analysis DLL Injector Latest Version-Installer.exe Malicious activity

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File name:	DLL Injector Latest Version-Installer.exe
Full analysis:	https://app.any.run/tasks/83488660-16d1-4dfa-add1-fc2015b122f2
Verdict:	Malicious activity
Analysis date:	May 20, 2019, 04:02:20
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	adware pua ossproxy
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386, for MS Windows
MD5:	A9C2B7D591E5E96F085F3831F31293A4
SHA1:	7ECA285270AB6B9FDEB0B67907253687907866FA
SHA256:	BC1759B6A963F03B35AD89C1D362A6C6C1C36C824440042BBB34512A8EF078FE
SSDEEP:	98304:rcDyHGQn8571m9TtCXxQmGpPyQNrqNkbJjFr:rs5hmVvNrqNkPr

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
- Loads dropped or rewritten executable
  - pmropn.exe (PID: 3084)
  - ContentI3.exe (PID: 2648)
- Application was dropped or rewritten from another process
  - pmropn.exe (PID: 3084)
  - ContentI3.exe (PID: 2648)
  - pmservice.exe (PID: 2924)
  - DLL Injector Latest Version.exe (PID: 296)
- Changes settings of System certificates
  - DLL Injector Latest Version-Installer.exe (PID: 3028)
  - DLL Injector Latest Version.exe (PID: 296)
SUSPICIOUS
- Creates a software uninstall entry
  - pmropn.exe (PID: 3084)
  - ContentI3.exe (PID: 2648)
- Creates files in the user directory
  - DLL Injector Latest Version-Installer.exe (PID: 3028)
  - DLL Injector Latest Version.exe (PID: 296)
- Creates files in the Windows directory
  - pmropn.exe (PID: 3084)
- Executed as Windows Service
  - pmservice.exe (PID: 2924)
- Uses NETSH.EXE for network configuration
  - pmropn.exe (PID: 3084)
- Executable content was dropped or overwritten
  - DLL Injector Latest Version-Installer.exe (PID: 3028)
  - pmropn.exe (PID: 3084)
  - ContentI3.exe (PID: 2648)
- Creates files in the program directory
  - pmropn.exe (PID: 3084)
  - ContentI3.exe (PID: 2648)
- Adds / modifies Windows certificates
  - DLL Injector Latest Version-Installer.exe (PID: 3028)
  - DLL Injector Latest Version.exe (PID: 296)
INFO
- Reads settings of System Certificates
  - DLL Injector Latest Version-Installer.exe (PID: 3028)

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	\|	Win32 Executable MS Visual C++ (generic) (78.5)
.exe	\|	Win32 Executable (generic) (11.3)
.exe	\|	Generic Win/DOS Executable (5)
.exe	\|	DOS Executable Generic (5)

EXIF

EXE

Subsystem:	Windows GUI
SubsystemVersion:	5.1
ImageVersion:	-
OSVersion:	5.1
EntryPoint:	0x2db90c
UninitializedDataSize:	-
InitializedDataSize:	1501696
CodeSize:	3533312
LinkerVersion:	14
PEType:	PE32
TimeStamp:	2019:05:17 18:59:22+02:00
MachineType:	Intel 386 or later, and compatibles

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	17-May-2019 16:59:22
Detected languages:	Dutch - Netherlands English - United States

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:	0x00000140

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	7
Time date stamp:	17-May-2019 16:59:22
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	0x0035E93F	0x0035EA00	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.67395
.rdata	0x00360000	0x000F03D0	0x000F0400	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	5.51603
.data	0x00451000	0x0002A4C0	0x00023E00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	4.81628
.gfids	0x0047C000	0x00000130	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	2.58527
.tls	0x0047D000	0x00000011	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	0.0203931
.rsrc	0x0047E000	0x00019188	0x00019200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	3.15467
.reloc	0x00498000	0x0003A858	0x0003AA00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	6.48931

Resources

Title	Entropy	Size	Codepage	Language	Type
1	5.04264	562	UNKNOWN	English - United States	RT_MANIFEST
2	2.73071	67624	UNKNOWN	Dutch - Netherlands	RT_ICON
3	2.77417	16936	UNKNOWN	Dutch - Netherlands	RT_ICON
4	3.65334	9640	UNKNOWN	Dutch - Netherlands	RT_ICON
5	2.82974	4264	UNKNOWN	Dutch - Netherlands	RT_ICON
6	4.49114	1128	UNKNOWN	Dutch - Netherlands	RT_ICON
103	2.75463	90	UNKNOWN	Dutch - Netherlands	RT_GROUP_ICON

Imports


ADVAPI32.dll
COMCTL32.dll
COMDLG32.dll
GDI32.dll
IMM32.dll
KERNEL32.dll
OLEACC.dll
OLEAUT32.dll
SHELL32.dll
USER32.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
2952	"C:\Users\admin\AppData\Local\Temp\DLL Injector Latest Version-Installer.exe"	C:\Users\admin\AppData\Local\Temp\DLL Injector Latest Version-Installer.exe	—	explorer.exe
User: admin Integrity Level: MEDIUM Exit code: 3221226540
3028	"C:\Users\admin\AppData\Local\Temp\DLL Injector Latest Version-Installer.exe"	C:\Users\admin\AppData\Local\Temp\DLL Injector Latest Version-Installer.exe		explorer.exe
User: admin Integrity Level: HIGH
2648	"C:\Users\admin\AppData\Local\Temp\PremierOpinion\ContentI3.exe" -c:1538 -t:InstallUnion	C:\Users\admin\AppData\Local\Temp\PremierOpinion\ContentI3.exe		DLL Injector Latest Version-Installer.exe
User: admin Company: VoiceFive Networks, Inc. Integrity Level: HIGH Description: PremierOpinion Installer Exit code: 0 Version: 1.0.3.4 (Build 4)
3084	C:\Program Files\PremierOpinion\pmropn.exe -install -uninst:PremierOpinion -c:1538 -t:InstallUnion -bid:OEuETQcD4lrom5mUXDPOPN -o:0	C:\Program Files\PremierOpinion\pmropn.exe		ContentI3.exe
User: admin Company: VoiceFive, Inc. Integrity Level: HIGH Description: PremierOpinion Exit code: 0 Version: 1.3.337.419 (Build 337.419)
2508	netsh firewall add allowedprogram program = "c:\program files\premieropinion\pmropn.exe" name = pmropn.exe mode = ENABLE scope = ALL	C:\Windows\system32\netsh.exe	—	pmropn.exe
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Network Command Shell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255)
2924	"C:\Program Files\PremierOpinion\pmservice.exe" /service	C:\Program Files\PremierOpinion\pmservice.exe	—	services.exe
User: SYSTEM Company: VoiceFive, Inc. Integrity Level: SYSTEM Description: PremierOpinion Version: 1.1.23.219 (Build 23.219)
296	"C:\Users\admin\AppData\Local\Temp\DLL Injector Latest Version.exe"	C:\Users\admin\AppData\Local\Temp\DLL Injector Latest Version.exe		DLL Injector Latest Version-Installer.exe
User: admin Company: AN Soft Integrity Level: HIGH Description: DLL Injector Version: 2.0.0.0

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Total events

906

Read events

703

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2648	ContentI3.exe	C:\Users\admin\AppData\Local\Temp\osiEC47.tmp		—
		MD5:—	SHA256:—
3028	DLL Injector Latest Version-Installer.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JGRR2OYX\dpdv2[1].aspx		text
		MD5:C5A9931620DAE61AED3D95E77E81A7BB	SHA256:41443D5E36A5DC3CFDC2C229121A47C4B5101B53D5DA298D03208607E8ADCD73
2648	ContentI3.exe	C:\Users\admin\AppData\Local\Temp\~osEC87.tmp\pmropn64.exe		executable
		MD5:27CF40B379C2C410A94A5829C25141A1	SHA256:683C6F896EBDFC125F6365B1BBE3767D3360F1BB341418BB07652E39FE9658BC
3028	DLL Injector Latest Version-Installer.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@dl-server[1].txt		text
		MD5:E502F450D054DDC3622DED03038AB246	SHA256:B5363FFE9AD85118F2299F0E80039079C4FAA7D899089DE90D8F18F3B4BD4271
2648	ContentI3.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\I0488CJO\pmf[1].osa		binary
		MD5:7CE4F33EE98E4A0B748477A869E9A907	SHA256:08A092A2CE60FDA536C62C21E9D7434D9D9302D0B95A6F749F3D1937BFC8E511
2648	ContentI3.exe	C:\Users\admin\AppData\Local\Temp\~osEC87.tmp\pmls.dll		executable
		MD5:5E42E0DC4A4AE7A35E9B005578DE3528	SHA256:1AA2ED7FC386AEE470489707C970338072E5E3C9BA19FEDA38A3BD7866979C50
3028	DLL Injector Latest Version-Installer.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JGRR2OYX\dllinjector[1].exe		executable
		MD5:0A5A1030BEBA8CBA4F283A0636231EE1	SHA256:0DB7DDDD89FC145AB250C69C543A0B0CCC5BCE53D017F2FAF63D9A115A011D26
2648	ContentI3.exe	C:\Users\admin\AppData\Local\Temp\~osEC87.tmp\pmls64.dll		executable
		MD5:D7BAE266FADEE7146CE370D296DADB0F	SHA256:3D25C3748133CF8047D1F7E30A63A5833838B2C27F938168A8AD75987DF8E690
3028	DLL Injector Latest Version-Installer.exe	C:\Users\admin\AppData\Local\Temp\PremierOpinion\ContentI3.exe		executable
		MD5:03CC7BECF9AE4657E7CE446D74DB8463	SHA256:7E299F3A631F1CE0E9026DD795CA4C844008DC3731483F0F50E1EC3591E33608
2648	ContentI3.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\CampaignStatusV2[1].htm		xml
		MD5:3E1964D4D0C9F7B9561022C25DE8DA4C	SHA256:0BB4107200B667154964A2810979D374C1D45E645367EADB20D827EC9B18DA68

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
3028	DLL Injector Latest Version-Installer.exe	POST	200	35.190.60.70:80	http://dlsft.com/callback/?channel=Ar&action=completed	US	—	—	malicious
3028	DLL Injector Latest Version-Installer.exe	POST	200	35.190.60.70:80	http://dlsft.com/callback/?channel=Ar&action=started	US	—	—	malicious
3028	DLL Injector Latest Version-Installer.exe	GET	301	104.31.78.111:80	http://www.afghandesk.com/dll/dllinjector.exe	US	—	—	suspicious
3028	DLL Injector Latest Version-Installer.exe	GET	301	104.24.117.171:80	http://dllinjector.com/images/32x32.png	US	—	—	malicious
3084	pmropn.exe	GET	200	165.193.78.234:80	http://post.securestudies.com/installinfo.aspx	US	xml	118 b	malicious
296	DLL Injector Latest Version.exe	GET	301	104.24.117.171:80	http://www.dllinjector.com/readweb.php?version=2.0	US	—	—	malicious
3028	DLL Injector Latest Version-Installer.exe	POST	200	165.193.78.234:80	http://post.securestudies.com/TapAction.aspx?campaign_id=1538&tpi=InstallUnion&action_id=0	US	text	25 b	malicious
3028	DLL Injector Latest Version-Installer.exe	GET	200	35.190.60.70:80	http://dlsft.com/callback/offers.php	US	text	16 b	malicious
3028	DLL Injector Latest Version-Installer.exe	POST	200	35.190.60.70:80	http://dlsft.com/callback/?channel=Ar&action=po-1	US	text	16 b	malicious
3028	DLL Injector Latest Version-Installer.exe	POST	200	35.190.60.70:80	http://dlsft.com/callback/geo/geo.php	US	text	16 b	malicious

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3028	DLL Injector Latest Version-Installer.exe	104.24.117.171:443	dllinjector.com	Cloudflare Inc	US	shared
296	DLL Injector Latest Version.exe	104.24.117.171:80	dllinjector.com	Cloudflare Inc	US	shared
3028	DLL Injector Latest Version-Installer.exe	104.24.117.171:80	dllinjector.com	Cloudflare Inc	US	shared
—	—	66.119.33.138:80	rules.securestudies.com	Savvis	US	malicious
3028	DLL Injector Latest Version-Installer.exe	104.31.78.111:443	www.afghandesk.com	Cloudflare Inc	US	shared
3084	pmropn.exe	165.193.78.234:80	post.securestudies.com	Savvis	US	malicious
3028	DLL Injector Latest Version-Installer.exe	165.193.78.234:80	post.securestudies.com	Savvis	US	malicious
296	DLL Injector Latest Version.exe	104.24.117.171:443	dllinjector.com	Cloudflare Inc	US	shared
3084	pmropn.exe	165.193.78.234:443	post.securestudies.com	Savvis	US	malicious
3028	DLL Injector Latest Version-Installer.exe	104.31.78.111:80	www.afghandesk.com	Cloudflare Inc	US	shared

DNS requests

Domain	IP	Reputation
dlsft.com	35.190.60.70	malicious
dllinjector.com	104.24.117.171 104.24.116.171	malicious
dpd.securestudies.com	104.109.78.167	whitelisted
post.securestudies.com	165.193.78.234	malicious
www.dl-server.com	104.24.118.183 104.24.119.183	malicious
www.afghandesk.com	104.31.78.111 104.31.79.111	suspicious
rules.securestudies.com	66.119.33.138	unknown
www.dllinjector.com	104.24.117.171 104.24.116.171	malicious

Threats

PID	Process	Class	Message
3028	DLL Injector Latest Version-Installer.exe	Misc activity	ADWARE [PTsecurity] Gen:Variant.Midie.55716
3084	pmropn.exe	Potential Corporate Privacy Violation	ET INFO Suspected PUP/PUA User-Agent (OSSProxy)
3084	pmropn.exe	Potential Corporate Privacy Violation	ET INFO Suspected PUP/PUA User-Agent (OSSProxy)
3084	pmropn.exe	Potential Corporate Privacy Violation	ET INFO PUP/PUA OSSProxy HTTP Header

1 ETPRO signatures available at the full report

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Process	Message
DLL Injector Latest Version-Installer.exe	scanning node questions /questions
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version-Installer.exe	scanning node question /questions/question
DLL Injector Latest Version.exe	Created folder

General Info

DLL Injector Latest Version-Installer.exe

A9C2B7D591E5E96F085F3831F31293A4

7ECA285270AB6B9FDEB0B67907253687907866FA

BC1759B6A963F03B35AD89C1D362A6C6C1C36C824440042BBB34512A8EF078FE

98304:rcDyHGQn8571m9TtCXxQmGpPyQNrqNkbJjFr:rs5hmVvNrqNkPr

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Loads dropped or rewritten executable

Application was dropped or rewritten from another process

Changes settings of System certificates

SUSPICIOUS

Creates a software uninstall entry

Creates files in the user directory

Creates files in the Windows directory

Executed as Windows Service

Uses NETSH.EXE for network configuration

Executable content was dropped or overwritten

Creates files in the program directory

Adds / modifies Windows certificates

INFO

Reads settings of System Certificates

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

Information

Information

Information

Information

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings