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File name:

mscorsvw_v3.0.0.6.1.exe

Full analysis: https://app.any.run/tasks/f115130c-6e03-44a0-8f46-745cb4c20a41
Verdict: Malicious activity
Analysis date: May 20, 2019, 13:43:37
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:

CD0955E656A3B7D57A9B745D4289750F

SHA1:

ED5CFF3732F0F15CBFDDD7A1A5A797EEED6C4043

SHA256:

DEE2CBED1F1C71BDE1594D254A8CCF2099641CEE7100748359CD4AAC309DEBD2

SSDEEP:

1536:swBevcd2mOEC+XquYzDcmZDnsWjcdUyszI06tA5dPikgE:9ekdbj9Uts0fikgE

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

    • Changes the autorun value in the registry

      • msFB37.exe (PID: 3100)

    • Uses SVCHOST.EXE for hidden code execution

      • mscorsvw_v3.0.0.6.1.exe (PID: 3076)

    • Application was dropped or rewritten from another process

      • msFB37.exe (PID: 3100)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • svchost.exe (PID: 3536)

    • Creates files in the Windows directory

      • msFB37.exe (PID: 3100)

  • INFO

    • Application was crashed

      • mscorsvw_v3.0.0.6.1.exe (PID: 3076)
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) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 5.1
ImageVersion: -
OSVersion: 5.1
EntryPoint: 0x16f1
UninitializedDataSize: -
InitializedDataSize: 50176
CodeSize: 42496
LinkerVersion: 12
PEType: PE32
TimeStamp: 2017:04:20 16:00:21+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 20-Apr-2017 14:00:21

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: 0x000000D8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 20-Apr-2017 14:00:21
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
0x0000A5C4
0x0000A600
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.6975
.rdata
0x0000C000
0x000050F2
0x00005200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.68355
.data
0x00012000
0x000060FC
0x00004400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.16309
.reloc
0x00019000
0x00000E14
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.18777

Imports

ADVAPI32.dll
KERNEL32.dll
No data.
screenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
3
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start mscorsvw_v3.0.0.6.1.exe svchost.exe msfb37.exe

Process information

PID
CMD
Path
Indicators
Parent process
3076"C:\Users\admin\AppData\Local\Temp\mscorsvw_v3.0.0.6.1.exe" -kC:\Users\admin\AppData\Local\Temp\mscorsvw_v3.0.0.6.1.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225477
3536C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe
mscorsvw_v3.0.0.6.1.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3100"C:\Users\admin\AppData\Local\Temp\msFB37.exe"C:\Users\admin\AppData\Local\Temp\msFB37.exe
svchost.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Total events
72
Read events
35
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
0
Text files
5
Unknown types
0

Dropped files

PID
Process
Filename
Type
3100msFB37.exeC:\Users\admin\AppData\Local\Temp\NVIDIA\config.jsonhtml
MD5:3F88F60EAA8101956081942BAC5E8144
SHA256:F331F2F8592895D1394C06D28CC1B130DD0811831B927B21004C1B7EC322BA7C
3536svchost.exeC:\Users\admin\AppData\Local\Temp\msFB37.exeexecutable
MD5:6C1054F8F9BF2A6320C8CB1930D029AF
SHA256:B26BA5D6266F9AEF97FA81438327C66BCFA3CAA56C61EBC15CE3DD1A2467BE7D
3100msFB37.exeC:\Windows\Temp\xmr_dlr_test.txttext
MD5:3D489F8A276D268E6A121A8441493ACE
SHA256:E24153313889DAAF5F33961E20E123005FE03875D8EDC0E08AE1A00EEA6990F0
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
3
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3536
svchost.exe
GET
200
42.121.252.58:80
http://www.cnblogs.com/wakawaka2006/p/6141629.html
CN
html
39.7 Kb
whitelisted
3100
msFB37.exe
GET
—
27.102.101.96:80
http://27.102.101.96/nvxmrsync.exe
KR
—
—
suspicious
3536
svchost.exe
GET
—
42.121.252.58:80
http://www.cnblogs.com/wakawaka2006/p/6141629.html
CN
—
—
whitelisted
3100
msFB37.exe
GET
404
27.102.101.96:80
http://27.102.101.96/config.json
KR
html
288 b
suspicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3100
msFB37.exe
27.102.101.96:80
—
DAOU TECHNOLOGY
KR
suspicious
3536
svchost.exe
42.121.252.58:80
www.cnblogs.com
Hangzhou Alibaba Advertising Co.,Ltd.
CN
unknown

DNS requests

Domain
IP
Reputation
www.cnblogs.com
  • 42.121.252.58
whitelisted

Threats

PID
Process
Class
Message
3100
msFB37.exe
A Network Trojan was detected
ET INFO Executable Download from dotted-quad Host
3100
msFB37.exe
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
3100
msFB37.exe
Potentially Bad Traffic
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
3100
msFB37.exe
Potentially Bad Traffic
ET INFO SUSPICIOUS Dotted Quad Host MZ Response
No debug info
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Reports
mscorsvw_v3.0.0.6.1.exe