Malware analysis steam_api.dll No threats detected | ANY.RUN

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File name:	steam_api.dll
Full analysis:	https://app.any.run/tasks/28a266ab-02fe-42c4-80e0-09a8bf43c419
Verdict:	No threats detected
Analysis date:	April 22, 2019, 08:53:05
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
MD5:	67365492EC0C8076840B1764AD2ECA5F
SHA1:	07407C1BC2F3114042DBCFE8183B77F73E178BE7
SHA256:	D99D425793F588FBC15F91C7765977CDD642B477BE01DAC41C0388AB6A5D492D
SSDEEP:	3072:UQ4xdkJw4304/G0Fp9DwvrPOOg2eWaGDt+qvSvzytNICJbxvZa690ClYK:0xdkJFB/G0FQvjzavzyoCJ1vz1OK

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
  - WerFault.exe (PID: 2280)
SUSPICIOUS
No suspicious indicators.
INFO
- Loads main object executable
  - rundll32.exe (PID: 1796)
- Application was crashed
  - rundll32.exe (PID: 1796)

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	\|	Generic Win/DOS Executable (50)
.exe	\|	DOS Executable Generic (49.9)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2017:12:15 20:48:22+01:00
PEType:	PE32
LinkerVersion:	12
CodeSize:	114688
InitializedDataSize:	104960
UninitializedDataSize:	-
EntryPoint:	0xc72d
OSVersion:	5.1
ImageVersion:	-
SubsystemVersion:	5.1
Subsystem:	Windows GUI
FileVersionNumber:	4.28.51.7
ProductVersionNumber:	1.0.0.1
FileFlagsMask:	0x0017
FileFlags:	(none)
FileOS:	Win32
ObjectFileType:	Dynamic link library
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Unicode
LegalCopyright:	Copyright (C) 2007
InternalName:	Steam Client API (buildbot_steam-relclient-win32-builder_steam_rel_client_win32@steam-relclient-win32-builder)
FileVersion:	04.28.51.07
CompanyName:	Valve Corporation
ProductVersion:	01.00.00.01
FileDescription:	Steam Client API
SourceControlID:	4285107
OriginalFileName:	steam_api.dll
ProductName:	Steam Client API

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	15-Dec-2017 19:48:22
Detected languages:	English - United States
Debug artifacts:	c:\buildslave\steam_rel_client_win32\build\src\steam_api\Release\steam_api.pdb
CompanyName:	Valve Corporation
FileDescription:	Steam Client API
FileVersion:	1, 0, 0, 1
InternalName:	Steam Client API
LegalCopyright:	Copyright (C) 2007
OriginalFilename:	steam_api.dll
ProductName:	Steam Client API
ProductVersion:	1, 0, 0, 1

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:	5
Time date stamp:	15-Dec-2017 19:48:22
Pointer to Symbol Table:	0x00000000
Number of symbols:	0
Size of Optional Header:	0x00E0
Characteristics:	IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name	Virtual Address	Virtual Size	Raw Size	Charateristics	Entropy
.text	0x00001000	0x0001BEAB	0x0001C000	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.50808
.rdata	0x0001D000	0x00013E58	0x00014000	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	5.42925
.data	0x00031000	0x00005968	0x00003200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	4.94605
.rsrc	0x00037000	0x000007D8	0x00000800	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	3.51574
.reloc	0x00038000	0x00001F10	0x00002000	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	6.46095

Resources

Title	Entropy	Size	Codepage	Language	Type
1	3.32278	760	Latin 1 / Western European	English - United States	RT_VERSION
SOURCE_CONTROL_ID	2.80735	7	Latin 1 / Western European	UNKNOWN	SCID

Imports


ADVAPI32.dll
KERNEL32.dll
SHELL32.dll

Exports

Title	Ordinal	Address
CAddAppDependencyResult_t_RemoveCallResult	1	0x00001200
CAddAppDependencyResult_t_SetCallResult	2	0x00001250
CAddUGCDependencyResult_t_RemoveCallResult	3	0x000012E0
CAddUGCDependencyResult_t_SetCallResult	4	0x00001330
CAssociateWithClanResult_t_RemoveCallResult	5	0x000013C0
CAssociateWithClanResult_t_SetCallResult	6	0x00001410
CCheckFileSignature_t_RemoveCallResult	7	0x000014A0
CCheckFileSignature_t_SetCallResult	8	0x000014F0
CClanOfficerListResponse_t_RemoveCallResult	9	0x00001580
CClanOfficerListResponse_t_SetCallResult	10	0x000015D0

No data.

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All screenshots are available in the full report

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Total processes

33

Monitored processes

2

Malicious processes

1

Suspicious processes

0

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

1796

"C:\Windows\System32\rundll32.exe" "C:\Users\admin\AppData\Local\Temp\steam_api.dll", CAddAppDependencyResult_t_RemoveCallResult

C:\Windows\System32\rundll32.exe

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

Exit code:

3221226356

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\rundll32.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\imagehlp.dll

2280

C:\Windows\system32\WerFault.exe -u -p 1796 -s 176

C:\Windows\system32\WerFault.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Problem Reporting

Exit code:

0

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\werfault.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\gdi32.dll
c:\windows\system32\user32.dll

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Total events

30

Read events

30

Write events

0

Delete events

0

Modification events

No data

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Executable files

0

Suspicious files

1

Text files

1

Unknown types

1

Dropped files

PID	Process	Filename		Type
2280	WerFault.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportArchive\AppCrash_rundll32.exe_ste_58971dee3c5ad711bec0961493349ee2629143_08e6b1c7\Report.wer		binary
		MD5:—	SHA256:—
2280	WerFault.exe	C:\Users\admin\AppData\Local\CrashDumps\rundll32.exe.1796.dmp		dmp
		MD5:—	SHA256:—
2280	WerFault.exe	C:\Users\admin\AppData\Local\Temp\WERA728.tmp.WERInternalMetadata.xml		xml
		MD5:—	SHA256:—

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

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HTTP(S) requests

0

TCP/UDP connections

0

DNS requests

2

Threats

0

HTTP requests

No HTTP requests

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Connections

No data

DNS requests

Domain	IP	Reputation
watson.microsoft.com	20.44.86.127	whitelisted

Threats

No threats detected

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No debug info

General Info

steam_api.dll

67365492EC0C8076840B1764AD2ECA5F

07407C1BC2F3114042DBCFE8183B77F73E178BE7

D99D425793F588FBC15F91C7765977CDD642B477BE01DAC41C0388AB6A5D492D

3072:UQ4xdkJw4304/G0Fp9DwvrPOOg2eWaGDt+qvSvzytNICJbxvZa690ClYK:0xdkJFB/G0FQvjzavzyoCJ1vz1OK

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Loads dropped or rewritten executable

SUSPICIOUS

INFO

Loads main object executable

Application was crashed

Malware configuration

Static information

TRiD

EXIF

EXE

Summary

DOS Header

PE Headers

Sections

Resources

Imports

Exports

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