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File name:

cf2b35d800c08e23f71bbd1f6c19cb482cfade056239177644469b9d148f4efb

Full analysis: https://app.any.run/tasks/0431a713-0fa1-43e5-a2f7-1b972ce97998
Verdict: Malicious activity
Analysis date: December 06, 2018, 08:24:53
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:

EC86C4C11186A3B805F3951D1957113F

SHA1:

DDA56F17B559D9161BBB66038AEB3F9A18877E80

SHA256:

CF2B35D800C08E23F71BBD1F6C19CB482CFADE056239177644469B9D148F4EFB

SSDEEP:

3072:fskMDUl0oaCr4gkDZx8KF05cooWcqR6U+bC9fSHLQLWGzkGJJIXhskfQdDFmnXwZ:kkcboaCrLkDIpMA6UeE2GymeA/b4bCD

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: 2520)

  • SUSPICIOUS

    No suspicious indicators.

  • INFO

    • Loads main object executable

      • rundll32.exe (PID: 3616)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2320)

    • Application was crashed

      • rundll32.exe (PID: 3616)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2320)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

FileDescription: Interface to the Machine ID Generation Tool
OriginalFileName: MachineIdGateway.dll
InternalName: MachineIdGateway.dll
ProductName: MachineIdGateway
ProductVersion: 1.0.15.0
FileVersion: 1.0.15.0
LegalCopyright: Copyright (C) 2003, 2009 Solvusoft Corporation
CompanyName: Solvusoft Corporation
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Unknown
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x0000
ProductVersionNumber: 1.0.15.0
FileVersionNumber: 1.0.15.0
Subsystem: Windows GUI
SubsystemVersion: 5
ImageVersion: -
OSVersion: 5
EntryPoint: 0x1790b
UninitializedDataSize: -
InitializedDataSize: 67072
CodeSize: 210432
LinkerVersion: 9
PEType: PE32
TimeStamp: 2017:12:05 09:27:56+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 05-Dec-2017 08:27:56
Detected languages:
  • English - United States
Debug artifacts:
  • D:\Builds\Agent1\Binaries\Win32\Release\MachineIdGateway.pdb
CompanyName: Solvusoft Corporation
LegalCopyright: Copyright (C) 2003, 2009 Solvusoft Corporation
FileVersion: 1.0.15.0
ProductVersion: 1.0.15.0
ProductName: MachineIdGateway
InternalName: MachineIdGateway.dll
OriginalFilename: MachineIdGateway.dll
FileDescription: Interface to the Machine ID Generation Tool

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: 0x000000F8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 05-Dec-2017 08:27:56
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
0x0003348F
0x00033600
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.71209
.rdata
0x00035000
0x000088C3
0x00008A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.05022
.data
0x0003E000
0x000043F8
0x00002600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.2207
.rsrc
0x00043000
0x0000060E
0x00000800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.22258
.reloc
0x00044000
0x00004C02
0x00004E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
4.13693

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.3717
892
UNKNOWN
English - United States
RT_VERSION
2
4.79597
346
Latin 1 / Western European
English - United States
RT_MANIFEST
126
2.05907
80
Latin 1 / Western European
UNKNOWN
RT_STRING

Imports

KERNEL32.dll
RPCRT4.dll

Exports

Title
Ordinal
Address
FSMI_Calc_Checksum
1
0x00002730
FSMI_Close_Handle
2
0x000020D0
FSMI_Generate_Machine_Id
3
0x00002130
FSMI_Get_Checksum
4
0x00002710
FSMI_Get_Machine_Id
5
0x000026F0
FSMI_Last_Error
6
0x000020B0
FSMI_Open_Lib
7
0x00001F90
FSMI_Replace_Engine
8
0x000028D0
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe werfault.exe winword.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3616"C:\Windows\System32\rundll32.exe" "C:\Users\admin\AppData\Local\Temp\cf2b35d800c08e23f71bbd1f6c19cb482cfade056239177644469b9d148f4efb.exe", FSMI_Calc_ChecksumC:\Windows\System32\rundll32.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
3221225477
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2520C:\Windows\system32\WerFault.exe -u -p 3616 -s 168C:\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)
2320"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\staffwatches.rtf"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Exit code:
0
Version:
14.0.6024.1000
Total events
994
Read events
649
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
1
Text files
3
Unknown types
5

Dropped files

PID
Process
Filename
Type
2320WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR19C0.tmp.cvr —
MD5:—
SHA256:—
2320WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{4806639F-FA33-42D2-8FFD-742741041EA3}.tmp —
MD5:—
SHA256:—
2320WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{14FDD902-02C2-4E89-AE00-B528EBE73339}.tmp —
MD5:—
SHA256:—
2520WerFault.exeC:\Users\admin\AppData\Local\Temp\WERBB73.tmp.WERInternalMetadata.xmlxml
MD5:6E6FFAE5EF6C31AF0ADF4806D9B1B1EC
SHA256:2B9621F9E7F110867609978358A5B239012DB839BDD49BAE301C5B3D2651A84B
2320WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:4509764E98C377CD3FB3A68967474D38
SHA256:BB1A443CB0AE904C82F6A5F3BE1FCC5A09BE4382A27492D32F5DF21A40DA15A3
2320WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:C91A677F25176DD60FA0DF796F794DF8
SHA256:B7590D90EAC6A7149A471FBB1EEFAD555D988ACF7D83B709BD2D411F136F01AB
2520WerFault.exeC:\Users\admin\AppData\Local\CrashDumps\rundll32.exe.3616.dmpdmp
MD5:7046F1F779867B2B9D3429D603B899AC
SHA256:19AEBEFD9931D54B9EDAE67ED38ABFDD9C5E51FC5DAB8DAA3529AE3BB0D6C9DA
2320WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\staffwatches.rtf.LNKlnk
MD5:57504D41FAB6500B95D6CAE0461490D7
SHA256:A4255886CD656B9405F052AFB58957F02B894B44E0450E8AA48AEA1C3388A480
2520WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportArchive\AppCrash_rundll32.exe_cf2_ebbb49d8c7264293cbb9f568faa7b0b3d9a9f1b5_09cbf38b\Report.werbinary
MD5:B082E74612847244A30F71475C536524
SHA256:7298832D6ACF10E8707701C2D3C641EF9FBD43E3654BC6D88D1B495D424E55E8
2320WINWORD.EXEC:\Users\admin\Desktop\~$affwatches.rtfpgc
MD5:B8B91C7E2CE1323790C7222A4EFDA7F4
SHA256:C44D01EB973273CCF665024F715FE46CCF0C53BF74C8A95EC4A32F5DFF3158E4
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
2520
WerFault.exe
GET
—
40.67.186.102:80
http://watson.microsoft.com/StageOne/rundll32_exe_cf2b35d800c08e23f71bbd1f6c19cb482cfade0562391776444/6_1_7600_16385/4a5bc637/cf2b35d800c08e23f71bbd1f6c19cb482cfade056239177644469b9d148f4efb/1_0_15_0/5a26588c/c0000005/00002ac9.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
2520
WerFault.exe
40.67.186.102:80
watson.microsoft.com
Microsoft Corporation
US
whitelisted

DNS requests

Domain
IP
Reputation
watson.microsoft.com
  • 40.67.186.102
whitelisted

Threats

PID
Process
Class
Message
2520
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
cf2b35d800c08e23f71bbd1f6c19cb482cfade056239177644469b9d148f4efb