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download:

prerec_4_03.exe

Full analysis: https://app.any.run/tasks/ff089343-a37f-4f0e-bc23-f23d5dc9d10c
Verdict: Malicious activity
Analysis date: January 11, 2019, 08:57:00
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
evasion
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

5A76E25FFEC2571BCC4BEF05C5EB904C

SHA1:

AF8B16F8876DBFB663094DA83BA1EEFA293FD8F8

SHA256:

97E6D56303E32770150B9E84B88A09E9FC6BF0462CFB3CE6B7A73B18473F3A58

SSDEEP:

49152:zMbmdXD0NcgoMefuCVOocVU6GZfyDOjTh5tz:4mpwNcDM6ud962Ox/z

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

    • Application was dropped or rewritten from another process

      • PreRec.exe (PID: 3632)
      • PreRec.exe (PID: 3352)
      • PreRec.exe (PID: 4024)
      • PreRec.exe (PID: 3892)
      • PreRec.exe (PID: 2516)
      • PreRec.exe (PID: 2944)
    • Changes the autorun value in the registry

      • PreRec.exe (PID: 4024)
      • PreRec.exe (PID: 3892)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • prerec_4_03.tmp (PID: 2548)
      • prerec_4_03.exe (PID: 3640)
    • Reads the Windows organization settings

      • prerec_4_03.tmp (PID: 2548)
    • Creates files in the user directory

      • prerec_4_03.tmp (PID: 2548)
      • PreRec.exe (PID: 4024)
      • PreRec.exe (PID: 3892)
    • Reads Windows owner or organization settings

      • prerec_4_03.tmp (PID: 2548)
    • Reads Environment values

      • PreRec.exe (PID: 3632)
      • PreRec.exe (PID: 2516)
      • PreRec.exe (PID: 3892)
    • Starts Internet Explorer

      • PreRec.exe (PID: 3352)
      • PreRec.exe (PID: 2944)
    • Application launched itself

      • PreRec.exe (PID: 3892)
      • PreRec.exe (PID: 4024)
      • PreRec.exe (PID: 2516)
    • Checks for external IP

      • chrome.exe (PID: 4072)
  • INFO

    • Application was dropped or rewritten from another process

      • prerec_4_03.tmp (PID: 2548)
    • Creates a software uninstall entry

      • prerec_4_03.tmp (PID: 2548)
    • Reads Internet Cache Settings

      • iexplore.exe (PID: 4040)
      • iexplore.exe (PID: 3716)
    • Creates files in the user directory

      • iexplore.exe (PID: 4040)
      • iexplore.exe (PID: 2300)
    • Changes internet zones settings

      • iexplore.exe (PID: 3716)
      • iexplore.exe (PID: 3856)
    • Reads internet explorer settings

      • iexplore.exe (PID: 4040)
      • iexplore.exe (PID: 2300)
    • Application launched itself

      • chrome.exe (PID: 4072)
      • iexplore.exe (PID: 3856)
      • chrome.exe (PID: 3032)
    • Changes settings of System certificates

      • chrome.exe (PID: 4072)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable Delphi generic (57.2)
.exe | Win32 Executable (generic) (18.2)
.exe | Win16/32 Executable Delphi generic (8.3)
.exe | Generic Win/DOS Executable (8)
.exe | DOS Executable Generic (8)

EXIF

EXE

ProductVersion: 4.03
ProductName: Prevent Recovery
LegalCopyright: CYROBO S.R.O.
FileVersion: 4.03
FileDescription: Prevent Recovery Setup
CompanyName: CYROBO S.R.O.
Comments: This installation was built with Inno Setup.
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 4.3.0.0
FileVersionNumber: 4.3.0.0
Subsystem: Windows GUI
SubsystemVersion: 5
ImageVersion: 6
OSVersion: 5
EntryPoint: 0x117dc
UninitializedDataSize: -
InitializedDataSize: 175616
CodeSize: 66560
LinkerVersion: 2.25
PEType: PE32
TimeStamp: 2016:04:06 16:39:04+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 06-Apr-2016 14:39:04
Detected languages:
  • English - United States
Comments: This installation was built with Inno Setup.
CompanyName: CYROBO S.R.O.
FileDescription: Prevent Recovery Setup
FileVersion: 4.03
LegalCopyright: CYROBO S.R.O.
ProductName: Prevent Recovery
ProductVersion: 4.03

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 8
Time date stamp: 06-Apr-2016 14:39:04
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0000F244
0x0000F400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.37521
.itext
0x00011000
0x00000F64
0x00001000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.7322
.data
0x00012000
0x00000C88
0x00000E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.29672
.bss
0x00013000
0x000056BC
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x00019000
0x00000E04
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.59781
.tls
0x0001A000
0x00000008
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x0001B000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.204488
.rsrc
0x0001C000
0x00028C54
0x00028E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.88845

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.13965
1580
Latin 1 / Western European
English - United States
RT_MANIFEST
2
3.97125
744
Latin 1 / Western European
English - United States
RT_ICON
3
3.42193
296
Latin 1 / Western European
English - United States
RT_ICON
4
4.0756
3752
Latin 1 / Western European
English - United States
RT_ICON
5
3.94596
2216
Latin 1 / Western European
English - United States
RT_ICON
6
3.02573
1384
Latin 1 / Western European
English - United States
RT_ICON
7
7.94272
16334
Latin 1 / Western European
English - United States
RT_ICON
8
3.165
67624
Latin 1 / Western European
English - United States
RT_ICON
9
3.6685
16936
Latin 1 / Western European
English - United States
RT_ICON
10
3.84321
9640
Latin 1 / Western European
English - United States
RT_ICON

Imports

advapi32.dll
comctl32.dll
kernel32.dll
oleaut32.dll
user32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
75
Monitored processes
39
Malicious processes
5
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start start drop and start drop and start drop and start prerec_4_03.exe prerec_4_03.tmp prerec.exe prerec.exe no specs iexplore.exe iexplore.exe prerec.exe prerec.exe prerec.exe prerec.exe no specs iexplore.exe iexplore.exe chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3640"C:\Users\admin\AppData\Local\Temp\prerec_4_03.exe" C:\Users\admin\AppData\Local\Temp\prerec_4_03.exe
explorer.exe
User:
admin
Company:
CYROBO S.R.O.
Integrity Level:
MEDIUM
Description:
Prevent Recovery Setup
Exit code:
0
Version:
4.03
2548"C:\Users\admin\AppData\Local\Temp\is-4CPL7.tmp\prerec_4_03.tmp" /SL5="$2011C,1421303,243200,C:\Users\admin\AppData\Local\Temp\prerec_4_03.exe" C:\Users\admin\AppData\Local\Temp\is-4CPL7.tmp\prerec_4_03.tmp
prerec_4_03.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Setup/Uninstall
Exit code:
0
Version:
51.1052.0.0
3632"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe" protocol2C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe
prerec_4_03.tmp
User:
admin
Company:
Cyrobo S.R.O.
Integrity Level:
MEDIUM
Description:
Prevent Recovery
Exit code:
0
Version:
4.03.0.0
3352"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe" protocol12C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exeprerec_4_03.tmp
User:
admin
Company:
Cyrobo S.R.O.
Integrity Level:
MEDIUM
Description:
Prevent Recovery
Exit code:
0
Version:
4.03.0.0
3716"C:\Program Files\Internet Explorer\iexplore.exe" -nohomeC:\Program Files\Internet Explorer\iexplore.exe
PreRec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
4040"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3716 CREDAT:71937C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
4024"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe
prerec_4_03.tmp
User:
admin
Company:
Cyrobo S.R.O.
Integrity Level:
MEDIUM
Description:
Prevent Recovery
Exit code:
0
Version:
4.03.0.0
3892"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe" elevatedC:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe
PreRec.exe
User:
admin
Company:
Cyrobo S.R.O.
Integrity Level:
HIGH
Description:
Prevent Recovery
Exit code:
0
Version:
4.03.0.0
2516"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe" protocol1C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe
PreRec.exe
User:
admin
Company:
Cyrobo S.R.O.
Integrity Level:
HIGH
Description:
Prevent Recovery
Exit code:
0
Version:
4.03.0.0
2944"C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exe" protocol5C:\Users\admin\AppData\Local\Prevent Recovery 4\PreRec.exePreRec.exe
User:
admin
Company:
Cyrobo S.R.O.
Integrity Level:
HIGH
Description:
Prevent Recovery
Exit code:
0
Version:
4.03.0.0
Total events
3 449
Read events
3 172
Write events
0
Delete events
0

Modification events

No data
Executable files
4
Suspicious files
122
Text files
294
Unknown types
26

Dropped files

PID
Process
Filename
Type
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\is-80NJ8.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\is-7E18C.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\is-QAAR8.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\is-SA17T.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\Style\is-GPPEE.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\Style\prerec\is-FE3JA.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\Style\prerec\is-QRK10.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\Style\prerec\is-M42FM.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\Style\prerec\is-JP0CE.tmp
MD5:
SHA256:
2548prerec_4_03.tmpC:\Users\admin\AppData\Local\Prevent Recovery 4\Application\Style\prerec\is-FI9SD.tmp
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
59
DNS requests
25
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
4040
iexplore.exe
GET
200
205.196.223.84:80
http://www.cyrobo.com/core-system/uframework.pl?scn=prerec&a=web&j=uf1&fv=4.03&pcid=2357d3d7c89612c8c6345fcd6259b0a6&ul=en&loc=PostInstall&fp=2fc85f736af3dbcd919992912587f7ae
US
text
112 b
malicious
3716
iexplore.exe
GET
200
205.196.223.84:80
http://www.cyrobo.com/favicon.ico
US
image
1.12 Kb
malicious
2300
iexplore.exe
GET
200
205.196.223.84:80
http://www.cyrobo.com/core-system/uframework.pl?scn=prerec&a=web&j=uf1&fv=4.03&pcid=2357d3d7c89612c8c6345fcd6259b0a6&ul=en&loc=Homepage&fp=350e8ca57ea0af154d4cb88107771480
US
text
85 b
malicious
3632
PreRec.exe
GET
200
205.196.223.84:80
http://www.cyrobo.com/uframework-url.txt
US
text
47 b
malicious
2516
PreRec.exe
GET
200
205.196.223.84:80
http://www.cyrobo.com/uframework-url.txt
US
text
47 b
malicious
4072
chrome.exe
GET
78.109.23.2:80
http://78.109.23.2/
UA
suspicious
3892
PreRec.exe
POST
200
205.196.223.84:80
http://www.cyrobo.com/core-system/uframework-uerrors.pl
US
text
10 b
malicious
3856
iexplore.exe
GET
200
204.79.197.200:80
http://www.bing.com/favicon.ico
US
image
237 b
whitelisted
4072
chrome.exe
GET
301
104.25.38.26:80
http://whoer.net/
US
html
171 b
shared
4072
chrome.exe
GET
200
91.199.212.52:80
http://crt.comodoca.com/COMODORSAAddTrustCA.crt
GB
der
1.37 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3716
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
3632
PreRec.exe
205.196.223.84:80
www.cyrobo.com
New Dream Network, LLC
US
malicious
4040
iexplore.exe
205.196.223.84:443
www.cyrobo.com
New Dream Network, LLC
US
malicious
3856
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2300
iexplore.exe
205.196.223.84:80
www.cyrobo.com
New Dream Network, LLC
US
malicious
2516
PreRec.exe
205.196.223.84:80
www.cyrobo.com
New Dream Network, LLC
US
malicious
4040
iexplore.exe
205.196.223.84:80
www.cyrobo.com
New Dream Network, LLC
US
malicious
3716
iexplore.exe
205.196.223.84:80
www.cyrobo.com
New Dream Network, LLC
US
malicious
2300
iexplore.exe
205.196.223.84:443
www.cyrobo.com
New Dream Network, LLC
US
malicious
4072
chrome.exe
104.25.38.26:80
whoer.net
Cloudflare Inc
US
shared

DNS requests

Domain
IP
Reputation
www.cyrobo.com
  • 205.196.223.84
malicious
www.bing.com
  • 204.79.197.200
whitelisted
clientservices.googleapis.com
  • 216.58.215.99
whitelisted
www.gstatic.com
  • 172.217.20.195
whitelisted
www.google.de
  • 216.58.209.35
whitelisted
safebrowsing.googleapis.com
  • 216.58.215.106
whitelisted
accounts.google.com
  • 172.217.20.173
shared
ssl.gstatic.com
  • 216.58.215.67
whitelisted
whoer.net
  • 104.25.38.26
shared
apis.google.com
  • 216.58.215.78
whitelisted

Threats

PID
Process
Class
Message
4072
chrome.exe
Potential Corporate Privacy Violation
ET POLICY Possible External IP Lookup whoer.net
3892
PreRec.exe
A Network Trojan was detected
SC SPYWARE Generic spyware via http body, process list uploading
4072
chrome.exe
Misc Attack
ET TOR Known Tor Exit Node Traffic group 71
4072
chrome.exe
Misc Attack
ET TOR Known Tor Relay/Router (Not Exit) Node Traffic group 71
No debug info