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File name:

PeriorFN_Loader_NEW.exe

Full analysis: https://app.any.run/tasks/f095238e-d2b8-46df-be82-71d70af2fae3
Verdict: Malicious activity
Analysis date: August 08, 2020, 16:58:38
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

73145DA26EAB347399D6D1FC82264405

SHA1:

C90DB81450F62014946006F841BDC6F19A0F86B6

SHA256:

AFFD62C5301D93D64B29040B81B79C467CBABE8C8BFF327FD90570B029C20394

SSDEEP:

3072:ieKyjSmvTQgqwRPhQsujuo13i8ePqrfgx:i4j9lqwrNZmwIg

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 settings of System certificates

      • PeriorFN_Loader_NEW.exe (PID: 3520)

    • Runs app for hidden code execution

      • PeriorFN_Loader_NEW.exe (PID: 3520)

  • SUSPICIOUS

    • Starts Internet Explorer

      • PeriorFN_Loader_NEW.exe (PID: 3736)
      • PeriorFN_Loader_NEW.exe (PID: 3520)
      • PeriorFN_Loader_NEW.exe (PID: 3724)

    • Creates files in the Windows directory

      • PeriorFN_Loader_NEW.exe (PID: 3520)
      • PeriorFN_Loader_NEW.exe (PID: 3724)

    • Executable content was dropped or overwritten

      • PeriorFN_Loader_NEW.exe (PID: 3520)
      • PeriorFN_Loader_NEW.exe (PID: 3724)

    • Adds / modifies Windows certificates

      • PeriorFN_Loader_NEW.exe (PID: 3520)

    • Removes files from Windows directory

      • PeriorFN_Loader_NEW.exe (PID: 3520)

    • Executed via COM

      • DllHost.exe (PID: 1840)

    • Starts CMD.EXE for commands execution

      • PeriorFN_Loader_NEW.exe (PID: 3520)

  • INFO

    • Changes internet zones settings

      • iexplore.exe (PID: 3960)
      • iexplore.exe (PID: 2224)
      • iexplore.exe (PID: 3764)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 3692)
      • iexplore.exe (PID: 3960)
      • iexplore.exe (PID: 2224)
      • iexplore.exe (PID: 3512)
      • iexplore.exe (PID: 3460)
      • iexplore.exe (PID: 3764)

    • Application launched itself

      • iexplore.exe (PID: 3960)
      • iexplore.exe (PID: 2224)
      • iexplore.exe (PID: 3764)

    • Manual execution by user

      • PeriorFN_Loader_NEW.exe (PID: 3520)
      • PeriorFN_Loader_NEW.exe (PID: 2872)
      • verclsid.exe (PID: 1912)
      • PeriorFN_Loader_NEW.exe (PID: 3708)
      • explorer.exe (PID: 2268)
      • PeriorFN_Loader_NEW.exe (PID: 3724)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 3512)
      • iexplore.exe (PID: 3764)

    • Changes settings of System certificates

      • iexplore.exe (PID: 3512)
      • iexplore.exe (PID: 3764)

    • Creates files in the user directory

      • iexplore.exe (PID: 3512)

    • Reads internet explorer settings

      • iexplore.exe (PID: 3460)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 3460)
      • iexplore.exe (PID: 3764)

    • Dropped object may contain Bitcoin addresses

      • iexplore.exe (PID: 3460)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (63.1)
.exe | Win64 Executable (generic) (23.8)
.dll | Win32 Dynamic Link Library (generic) (5.6)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2046:07:02 10:59:10+02:00
PEType: PE32
LinkerVersion: 48
CodeSize: 117248
InitializedDataSize: 5120
UninitializedDataSize: -
EntryPoint: 0x1e91e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 6
Subsystem: Windows command line
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: -
CompanyName: HP Inc.
FileDescription: PeriorFN_Loader_NEW
FileVersion: 1.0.0.0
InternalName: PeriorFN_Loader_NEW.exe
LegalCopyright: Copyright © HP Inc. 2020
LegalTrademarks: -
OriginalFileName: PeriorFN_Loader_NEW.exe
ProductName: PeriorFN_Loader_NEW
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
Compilation Date: 27-May-1910 02:30:54
Debug artifacts:
  • PeriorFN_Loader_NEW.pdb
Comments: -
CompanyName: HP Inc.
FileDescription: PeriorFN_Loader_NEW
FileVersion: 1.0.0.0
InternalName: PeriorFN_Loader_NEW.exe
LegalCopyright: Copyright © HP Inc. 2020
LegalTrademarks: -
OriginalFilename: PeriorFN_Loader_NEW.exe
ProductName: PeriorFN_Loader_NEW
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 27-May-1910 02:30:54
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LARGE_ADDRESS_AWARE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x0001C924
0x0001CA00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.01572
.rsrc
0x00020000
0x00001154
0x00001200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.01166
.reloc
0x00022000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.06548
3372
UNKNOWN
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
81
Monitored processes
16
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start periorfn_loader_new.exe no specs periorfn_loader_new.exe iexplore.exe no specs iexplore.exe verclsid.exe no specs periorfn_loader_new.exe no specs periorfn_loader_new.exe iexplore.exe no specs iexplore.exe cmd.exe no specs Shell Security Editor no specs explorer.exe no specs periorfn_loader_new.exe no specs periorfn_loader_new.exe iexplore.exe iexplore.exe

Process information

PID
CMD
Path
Indicators
Parent process
2820"C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe" C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe—explorer.exe
User:
admin
Company:
HP Inc.
Integrity Level:
MEDIUM
Description:
PeriorFN_Loader_NEW
Exit code:
3221226540
Version:
1.0.0.0
3736"C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe" C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe
explorer.exe
User:
admin
Company:
HP Inc.
Integrity Level:
HIGH
Description:
PeriorFN_Loader_NEW
Exit code:
3762504530
Version:
1.0.0.0
3960"C:\Program Files\Internet Explorer\iexplore.exe" https://discord.gg/Jp27aq3C:\Program Files\Internet Explorer\iexplore.exe—PeriorFN_Loader_NEW.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Internet Explorer
Exit code:
1
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
3692"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3960 CREDAT:275457 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Internet Explorer
Exit code:
0
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
1912"C:\Windows\system32\verclsid.exe" /S /C {0B2C9183-C9FA-4C53-AE21-C900B0C39965} /I {0C733A8A-2A1C-11CE-ADE5-00AA0044773D} /X 0x401C:\Windows\system32\verclsid.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Extension CLSID Verification Host
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2872"C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe" C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe—explorer.exe
User:
admin
Company:
HP Inc.
Integrity Level:
MEDIUM
Description:
PeriorFN_Loader_NEW
Exit code:
3221226540
Version:
1.0.0.0
3520"C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe" C:\Users\admin\AppData\Local\Temp\PeriorFN_Loader_NEW.exe
explorer.exe
User:
admin
Company:
HP Inc.
Integrity Level:
HIGH
Description:
PeriorFN_Loader_NEW
Exit code:
0
Version:
1.0.0.0
2224"C:\Program Files\Internet Explorer\iexplore.exe" https://discord.gg/Jp27aq3C:\Program Files\Internet Explorer\iexplore.exe—PeriorFN_Loader_NEW.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Internet Explorer
Exit code:
1
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
3512"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2224 CREDAT:275457 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Internet Explorer
Exit code:
0
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
2548"cmd.exe"C:\Windows\system32\cmd.exe—PeriorFN_Loader_NEW.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Total events
1 633
Read events
1 408
Write events
0
Delete events
0

Modification events

No data
Executable files
3
Suspicious files
25
Text files
10
Unknown types
12

Dropped files

PID
Process
Filename
Type
3960iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF2A8E143491634D68.TMP —
MD5:—
SHA256:—
3960iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF99F1D8A3D6B72A6F.TMP —
MD5:—
SHA256:—
3960iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF7EA9BAD2DCC8170C.TMP —
MD5:—
SHA256:—
3960iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\{715B4169-D998-11EA-BF40-12A9866C77DE}.dat —
MD5:—
SHA256:—
3960iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF924CC9AA8BF0C851.TMP —
MD5:—
SHA256:—
3960iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{715B4167-D998-11EA-BF40-12A9866C77DE}.dat —
MD5:—
SHA256:—
3512iexplore.exeC:\Users\admin\AppData\Local\Temp\CabD671.tmp —
MD5:—
SHA256:—
3512iexplore.exeC:\Users\admin\AppData\Local\Temp\TarD672.tmp —
MD5:—
SHA256:—
2224iexplore.exeC:\Users\admin\AppData\Local\Temp\~DFDBCBF84B197C0B0B.TMP —
MD5:—
SHA256:—
2224iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF7667880B9396E4D6.TMP —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
22
DNS requests
9
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3512
iexplore.exe
GET
200
151.139.128.14:80
http://ocsp.comodoca4.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBTOpjOEf6LG1z52jqAxwDlTxoaOCgQUQAlhZ%2FC8g3FP3hIILG%2FU1Ct2PZYCEQCML6NXQdejdBJDG5j4aa9U
US
der
279 b
whitelisted
3512
iexplore.exe
GET
200
151.139.128.14:80
http://ocsp.comodoca.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRTtU9uFqgVGHhJwXZyWCNXmVR5ngQUoBEKIz6W8Qfs4q8p74Klf9AwpLQCEBblhnjgcJQ5S9%2FbTvymO98%3D
US
der
471 b
whitelisted
3512
iexplore.exe
GET
200
151.139.128.14:80
http://ocsp.comodoca4.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTOpjOEf6LG1z52jqAxwDlTxoaOCgQUQAlhZ%2FC8g3FP3hIILG%2FU1Ct2PZYCEDsJGKKiFxWJllawuNqPxXw%3D
US
der
279 b
whitelisted
3512
iexplore.exe
GET
200
151.139.128.14:80
http://ocsp.comodoca4.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrJdiQ%2Ficg9B19asFe73bPYs%2BreAQUdXGnGUgZvJ2d6kFH35TESHeZ03kCEFslzmkHxCZVZtM5DJmpVK0%3D
US
der
314 b
whitelisted
3764
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
1052
svchost.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTzEBwbi4EtIEVqKGq%2FDeuw3LZDrAQU%2BCXZpjnHw4GHJT4wVJEYIUCbF50CEAGlbicmfJ%2B9cwizLdCwXcY%3D
US
binary
5 b
whitelisted
3764
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
3764
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 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
3512
iexplore.exe
151.139.128.14:80
ocsp.comodoca.com
Highwinds Network Group, Inc.
US
suspicious
3460
iexplore.exe
162.159.135.232:443
discord.com
Cloudflare Inc
—
malicious
3520
PeriorFN_Loader_NEW.exe
162.159.134.233:443
cdn.discordapp.com
Cloudflare Inc
—
shared
3512
iexplore.exe
162.159.135.232:443
discord.com
Cloudflare Inc
—
malicious
3724
PeriorFN_Loader_NEW.exe
162.159.134.233:443
cdn.discordapp.com
Cloudflare Inc
—
shared
3692
iexplore.exe
162.159.136.234:443
discord.gg
Cloudflare Inc
—
shared
3460
iexplore.exe
162.159.135.234:443
discord.gg
Cloudflare Inc
—
shared
3512
iexplore.exe
162.159.136.234:443
discord.gg
Cloudflare Inc
—
shared
3764
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3764
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
discord.gg
  • 162.159.136.234
  • 162.159.134.234
  • 162.159.130.234
  • 162.159.133.234
  • 162.159.135.234
whitelisted
ocsp.comodoca.com
  • 151.139.128.14
whitelisted
ocsp.comodoca4.com
  • 151.139.128.14
whitelisted
discord.com
  • 162.159.135.232
  • 162.159.128.233
  • 162.159.138.232
  • 162.159.136.232
  • 162.159.137.232
whitelisted
cdn.discordapp.com
  • 162.159.134.233
  • 162.159.129.233
  • 162.159.135.233
  • 162.159.130.233
  • 162.159.133.233
shared
ocsp.digicert.com
  • 93.184.220.29
whitelisted
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
PeriorFN_Loader_NEW.exe