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File name:

398d1ae686b50dd2cc0bac4da05c03338ff8354586a74c8d03421835eb5d4cf8(5)

Full analysis: https://app.any.run/tasks/94c50f55-8268-4a09-9b92-ab364991429f
Verdict: Malicious activity
Analysis date: May 24, 2019, 08:57:23
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:

4CBEF4F9D90EFBB1BC83F2BD7375372B

SHA1:

977A197629009D9B3E2B45925EDE5B253B5CB790

SHA256:

398D1AE686B50DD2CC0BAC4DA05C03338FF8354586A74C8D03421835EB5D4CF8

SSDEEP:

49152:MTZTZTrZkXyYyEHV3WCFqZCJtdzu1T6or5VPp25emM5GnPTGv3E3pMyf4nMQ:MTRdVkXrX3WCFq0JtYN6or4UmMISE3+W

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.

  • MALICIOUS

    • Loads dropped or rewritten executable

      • WerFault.exe (PID: 672)

  • SUSPICIOUS

    No suspicious indicators.

  • INFO

    • Loads main object executable

      • rundll32.exe (PID: 2484)

    • Application was crashed

      • rundll32.exe (PID: 2484)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

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: 2019:05:04 12:50:29+02:00
PEType: PE32
LinkerVersion: 14.15
CodeSize: 207872
InitializedDataSize: 2814464
UninitializedDataSize: -
EntryPoint: 0x1394a
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 04-May-2019 10:50:29
Detected languages:
  • 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: 0x00000108

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 04-May-2019 10:50:29
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
0x00032B7F
0x00032C00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.65634
.rdata
0x00034000
0x00011B94
0x00011C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.52027
.data
0x00046000
0x0029A76C
0x00297000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.71407
.rsrc
0x002E1000
0x000001E0
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.71768
.reloc
0x002E2000
0x00002AF0
0x00002C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.57417

Resources

Title
Entropy
Size
Codepage
Language
Type
2
4.91161
381
UNKNOWN
English - United States
RT_MANIFEST

Imports

ADVAPI32.dll
KERNEL32.dll
SHELL32.dll
SHLWAPI.dll
USER32.dll
WINHTTP.dll
WININET.dll
ole32.dll

Exports

Title
Ordinal
Address
Do
1
0x00007330
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe werfault.exe

Process information

PID
CMD
Path
Indicators
Parent process
2484"C:\Windows\System32\rundll32.exe" "C:\Users\admin\AppData\Local\Temp\398d1ae686b50dd2cc0bac4da05c03338ff8354586a74c8d03421835eb5d4cf8(5).exe", DoC:\Windows\System32\rundll32.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
3221226519
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
672C:\Windows\system32\WerFault.exe -u -p 2484 -s 176C:\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)
Total events
30
Read events
30
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
1
Text files
5
Unknown types
4

Dropped files

PID
Process
Filename
Type
672WerFault.exeC:\Users\admin\AppData\Local\Temp\WER9F58.tmp.mdmp —
MD5:—
SHA256:—
672WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_398_8f8d68dc9f1bcbc1344082794a9ca2f918e36_cab_02b29ff1\WER9DB0.tmp.appcompat.txtxml
MD5:8BBF939FA04194C70D8D84728CAA3906
SHA256:B105AA35D866618FF645DC72C40EEB44BB7B8B73CA53C228AF7579C9BAE1940E
672WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_398_8f8d68dc9f1bcbc1344082794a9ca2f918e36_cab_02b29ff1\Report.werbinary
MD5:4536F1450ACC4D5D35B19F31C9A89FA7
SHA256:9B557C03A28EBB931457232609BB104C73C195BC42C11DD6B9E24B721C03F6CC
672WerFault.exeC:\Users\admin\AppData\Local\Temp\WER9DB0.tmp.appcompat.txtxml
MD5:8BBF939FA04194C70D8D84728CAA3906
SHA256:B105AA35D866618FF645DC72C40EEB44BB7B8B73CA53C228AF7579C9BAE1940E
672WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_398_8f8d68dc9f1bcbc1344082794a9ca2f918e36_cab_02b29ff1\WER2090.tmp.WERInternalMetadata.xmlxml
MD5:4CF078A68D6DF244DEFF69B00CD68791
SHA256:5A8FF1E27F9C9BDA37E764B2A18DE076E7B70CD60FEF24F0D1AD7AF273C1169B
672WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_398_8f8d68dc9f1bcbc1344082794a9ca2f918e36_cab_02b29ff1\WER9E5D.tmp.hdmpdmp
MD5:6951EF0BCF398921F5AB152507A398B7
SHA256:38025717E61274F4CAC92983D6F387E8B0D5AD71ADE86B2EBBC2543F874AAC5D
672WerFault.exeC:\Users\admin\AppData\Local\Temp\WER9E5D.tmp.hdmpdmp
MD5:6951EF0BCF398921F5AB152507A398B7
SHA256:38025717E61274F4CAC92983D6F387E8B0D5AD71ADE86B2EBBC2543F874AAC5D
672WerFault.exeC:\Users\admin\AppData\Local\CrashDumps\rundll32.exe.2484.dmpdmp
MD5:DFA420FA4164A4C8A7D2C27AACB95750
SHA256:4C9B7F0E416AD58AE737651D26CFC7B0EE898F50D6BDE3F3E9E01BE8039DD893
672WerFault.exeC:\Users\admin\AppData\Local\Temp\WER2090.tmp.WERInternalMetadata.xmlxml
MD5:4CF078A68D6DF244DEFF69B00CD68791
SHA256:5A8FF1E27F9C9BDA37E764B2A18DE076E7B70CD60FEF24F0D1AD7AF273C1169B
672WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_398_8f8d68dc9f1bcbc1344082794a9ca2f918e36_cab_02b29ff1\WER9F58.tmp.mdmpdmp
MD5:0B2DD62C8CDFA405E8454C46E776C6AF
SHA256:C59A1202B918B86032DFD9359B01BB245E95CC1BD808D4C18875E0AF2F10FC1F
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
672
WerFault.exe
GET
—
51.143.111.81:80
http://watson.microsoft.com/StageOne/Generic/BEX/rundll32_exe_398d1ae686b50dd2cc0bac4da05c03338ff8354586a74c8d034/6_1_7600_16385/4a5bc637/398d1ae686b50dd2cc0bac4da05c03338ff8354586a74c8d03421835eb5d4cf8/0_0_0_0/5ccd6e75/00018457/c0000417/00000000.htm?LCID=1033&OS=6.1.7601.2.00010100.1.0.48.17514&SM=DELL&SPN=DELL&BV=DELL&MID=3ADE2C42-4AB9-49B7-B142-BE9AEEA69063
US
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
672
WerFault.exe
51.143.111.81:80
watson.microsoft.com
Microsoft Corporation
US
suspicious

DNS requests

Domain
IP
Reputation
watson.microsoft.com
  • 51.143.111.81
whitelisted

Threats

PID
Process
Class
Message
672
WerFault.exe
Potential Corporate Privacy Violation
ET POLICY Application Crash Report Sent to Microsoft
No debug info
Interactive malware hunting service ANY.RUN
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Reports
398d1ae686b50dd2cc0bac4da05c03338ff8354586a74c8d03421835eb5d4cf8(5)