File name:

wrar401.exe

Full analysis: https://app.any.run/tasks/5f30228d-e77c-4907-834c-2643e7027518
Verdict: Malicious activity
Analysis date: February 13, 2024, 17:03:30
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:

5C988F91D1599D56FB70EE15079CCCA5

SHA1:

1340A2A6748259D6E33E251EAB878BE18E311263

SHA256:

675D4FD6FC99E19FB2CCA3E2705148374FD403BE6439497008C928BC6A22FB7D

SSDEEP:

98304:++NdN1piwSfAtmR8aZEHxkN/qwAyyqYQrLATYyUZ6unwvcBQfOHtFxoCfA/bJ9OG:ZMGnUIBmWH

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

    • Drops the executable file immediately after the start

      • wrar401.exe (PID: 3216)
      • PCOptimizerProSetup.exe (PID: 1236)
      • cmd.exe (PID: 2852)
    • Changes image file execution options

      • reg.exe (PID: 3964)
      • reg.exe (PID: 3960)
      • reg.exe (PID: 2892)
      • reg.exe (PID: 116)
      • reg.exe (PID: 2756)
      • reg.exe (PID: 1496)
      • reg.exe (PID: 1928)
      • reg.exe (PID: 1972)
      • reg.exe (PID: 2168)
      • reg.exe (PID: 3724)
      • reg.exe (PID: 2148)
      • reg.exe (PID: 2184)
      • reg.exe (PID: 3180)
      • reg.exe (PID: 3400)
      • reg.exe (PID: 1112)
      • reg.exe (PID: 2152)
      • reg.exe (PID: 3912)
      • reg.exe (PID: 3776)
    • Antivirus name has been found in the command line (generic signature)

      • reg.exe (PID: 1928)
    • UAC/LUA settings modification

      • reg.exe (PID: 2804)
    • Disables the Run the Start menu

      • reg.exe (PID: 2304)
  • SUSPICIOUS

    • Process drops legitimate windows executable

      • wrar401.exe (PID: 3216)
      • cmd.exe (PID: 2852)
    • Executable content was dropped or overwritten

      • wrar401.exe (PID: 3216)
      • cmd.exe (PID: 2852)
      • PCOptimizerProSetup.exe (PID: 1236)
    • Reads the Internet Settings

      • wrar401.exe (PID: 3216)
      • winlogon.exe (PID: 448)
      • rundll32.exe (PID: 3304)
    • Starts CMD.EXE for commands execution

      • wrar401.exe (PID: 3216)
    • Executing commands from a ".bat" file

      • wrar401.exe (PID: 3216)
    • Reads security settings of Internet Explorer

      • wrar401.exe (PID: 3216)
      • winlogon.exe (PID: 448)
    • Uses RUNDLL32.EXE to load library

      • cmd.exe (PID: 2852)
    • Uses TASKKILL.EXE to kill process

      • cmd.exe (PID: 2852)
    • Get information on the list of running processes

      • cmd.exe (PID: 2852)
    • The process executes VB scripts

      • winlogon.exe (PID: 448)
    • Uses REG/REGEDIT.EXE to modify registry

      • cmd.exe (PID: 2852)
  • INFO

    • Create files in a temporary directory

      • wrar401.exe (PID: 3216)
      • PCOptimizerProSetup.exe (PID: 1236)
      • winlogon.exe (PID: 448)
    • Checks supported languages

      • wrar401.exe (PID: 3216)
      • PCOptimizerProSetup.exe (PID: 1236)
      • wmpnscfg.exe (PID: 3800)
      • winlogon.exe (PID: 448)
      • wmpnscfg.exe (PID: 2040)
    • Reads the computer name

      • wrar401.exe (PID: 3216)
      • PCOptimizerProSetup.exe (PID: 1236)
      • wmpnscfg.exe (PID: 3800)
      • wmpnscfg.exe (PID: 2040)
      • winlogon.exe (PID: 448)
    • Creates files in the program directory

      • cmd.exe (PID: 2852)
    • Reads the Internet Settings

      • explorer.exe (PID: 3276)
    • Creates files or folders in the user directory

      • explorer.exe (PID: 3276)
    • Application launched itself

      • chrome.exe (PID: 2348)
      • chrome.exe (PID: 984)
    • Reads security settings of Internet Explorer

      • explorer.exe (PID: 3276)
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) (41)
.exe | Win64 Executable (generic) (36.3)
.dll | Win32 Dynamic Link Library (generic) (8.6)
.exe | Win32 Executable (generic) (5.9)
.exe | Win16/32 Executable Delphi generic (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:07:30 08:52:50+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 2.5
CodeSize: 68608
InitializedDataSize: 4478464
UninitializedDataSize: -
EntryPoint: 0x1000
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 4.0.1.0
ProductVersionNumber: 4.0.1.0
FileFlagsMask: 0x003f
FileFlags: Debug, Pre-release, Private build
FileOS: Windows 16-bit
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Windows, Latin1
FileVersion: 4.0.1.0
ProductVersion: 4.0.1.0
ProductName: WinRAR
OriginalFileName: wrar401.exe
FileDescription: Gestore Archivi WinRAR
CompanyName: Alexander Roshal
LegalCopyright: Copyright © Alexander Roshal 1993-2021
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
96
Monitored processes
53
Malicious processes
2
Suspicious processes
18

Behavior graph

Click at the process to see the details
start wrar401.exe cmd.exe notepad.exe no specs rundll32.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs taskkill.exe no specs explorer.exe no specs reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe pcoptimizerprosetup.exe reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs choice.exe no specs wmpnscfg.exe no specs wmpnscfg.exe no specs winlogon.exe no specs wscript.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe 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 wrar401.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
116reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v "Debugger" /t REG_SZ /d C:\ProgramData\Windows\winlogon.exe /fC:\Windows\System32\reg.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
268"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1020 --field-trial-handle=1136,i,15413592955407359287,8288198378900987098,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exechrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
296"C:\Windows\system32\wscript.exe" C:\Users\admin\AppData\Local\Temp\2381.tmp\2382.tmp\2383.vbs //Nologo "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?LinkId=57426&Ext=deskthemepackC:\Windows\System32\wscript.exewinlogon.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
448C:\ProgramData\Windows\winlogon.exe "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?LinkId=57426&Ext=deskthemepackC:\ProgramData\Windows\winlogon.exerundll32.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\programdata\windows\winlogon.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.24483_none_2b200f664577e14b\comctl32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
492reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v VerboseStatus /t REG_DWORD /d 1 /f C:\Windows\System32\reg.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
668"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2116 --field-trial-handle=1152,i,2268187293374402880,1912729247846975285,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exechrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
752"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --disable-quic --mojo-platform-channel-handle=1348 --field-trial-handle=1136,i,15413592955407359287,8288198378900987098,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exechrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
HIGH
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
864reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoDesktop" /t REG_DWORD /d 1 /fC:\Windows\System32\reg.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
952"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win32 --annotation=prod=Chrome --annotation=ver=109.0.5414.120 --initial-client-data=0xc8,0xcc,0xd0,0x9c,0xd4,0x6dcb8b38,0x6dcb8b48,0x6dcb8b54C:\Program Files\Google\Chrome\Application\chrome.exechrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
HIGH
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
984"C:\Program Files\Google\Chrome\Application\chrome.exe" "--disable-features=OptimizationGuideModelDownloading,OptimizationHintsFetching,OptimizationTargetPrediction,OptimizationHints"C:\Program Files\Google\Chrome\Application\chrome.exe
explorer.exe
User:
admin
Company:
Google LLC
Integrity Level:
HIGH
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
Total events
19 067
Read events
18 793
Write events
266
Delete events
8

Modification events

(PID) Process:(3216) wrar401.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(3216) wrar401.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(3216) wrar401.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(3216) wrar401.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2304) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer
Operation:writeName:NoRun
Value:
1
(PID) Process:(2444) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer
Operation:writeName:NoControlPanel
Value:
1
(PID) Process:(864) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer
Operation:writeName:NoDesktop
Value:
1
(PID) Process:(3964) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mmc.exe
Operation:writeName:Debugger
Value:
C:\ProgramData\Windows\winlogon.exe
(PID) Process:(3960) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\control.exe
Operation:writeName:Debugger
Value:
C:\ProgramData\Windows\winlogon.exe
(PID) Process:(116) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe
Operation:writeName:Debugger
Value:
C:\ProgramData\Windows\winlogon.exe
Executable files
7
Suspicious files
10
Text files
36
Unknown types
11

Dropped files

PID
Process
Filename
Type
984chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\commerce_subscription_db\LOG.old~RF184570.TMP
MD5:
SHA256:
984chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\commerce_subscription_db\LOG.old
MD5:
SHA256:
3216wrar401.exeC:\Users\admin\AppData\Local\Temp\F397.tmp\install.binexecutable
MD5:A50C74202E2F4D938BABF556B9F54725
SHA256:937CCAD21C0271169104539269B5F3FAA43D6CA2E36D676FBF9B6FA6DF41B40A
2852cmd.exeC:\ProgramData\Windows\winlogon.exeexecutable
MD5:6D4AFFF33BAD1A8D425D01738B126276
SHA256:0B1AE37E8FDE0C713641A0C867C4294BA3BD3907ADA70FE9687D84C6E355F02D
3216wrar401.exeC:\Users\admin\AppData\Local\Temp\F397.tmp\note.txttext
MD5:F28DE6C57DA8FDE8189F834AF7A9D489
SHA256:CCB97E4791D6CCA19D310F08895C846B3CC5B22B6A7A378C875B9D347B71AAC9
3216wrar401.exeC:\Users\admin\AppData\Local\Temp\F397.tmp\F398.tmp\F399.battext
MD5:CC1776B079B9C5BF8C2803787C3CC98E
SHA256:10629986F3A7F881DE37BE7A6EEED42FE777AF448DE1D7AD4D6512277BE690B3
3216wrar401.exeC:\Users\admin\AppData\Local\Temp\F397.tmp\theme.deskthemepackcompressed
MD5:EC12762F92B42A72026CE1B55813C451
SHA256:F8BD7D177F3739C8FB16B63EE0EAEAB74E75104FBEFD6848E9F7D862F6A0A81C
2852cmd.exeC:\ProgramData\Windows\PCOptimizerProSetup.exeexecutable
MD5:A50C74202E2F4D938BABF556B9F54725
SHA256:937CCAD21C0271169104539269B5F3FAA43D6CA2E36D676FBF9B6FA6DF41B40A
2852cmd.exeC:\ProgramData\Windows\unlocker.exeexecutable
MD5:93A3E790118F6F70B4FD7EAF614B74D5
SHA256:990BD39F895C2A9642211500BB649F2803DAD588FCE6ACDE8256FC86D7438CA8
3216wrar401.exeC:\Users\admin\AppData\Local\Temp\F397.tmp\restrictions.binexecutable
MD5:6D4AFFF33BAD1A8D425D01738B126276
SHA256:0B1AE37E8FDE0C713641A0C867C4294BA3BD3907ADA70FE9687D84C6E355F02D
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
8
DNS requests
6
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:137
whitelisted
4
System
192.168.100.255:138
whitelisted
1080
svchost.exe
224.0.0.252:5355
unknown
1392
chrome.exe
142.250.185.195:443
clientservices.googleapis.com
GOOGLE
US
whitelisted
984
chrome.exe
239.255.255.250:1900
unknown
1392
chrome.exe
74.125.71.84:443
accounts.google.com
GOOGLE
US
unknown
1392
chrome.exe
172.217.16.132:443
www.google.com
GOOGLE
US
whitelisted

DNS requests

Domain
IP
Reputation
clientservices.googleapis.com
  • 142.250.185.195
whitelisted
accounts.google.com
  • 74.125.71.84
shared
www.google.com
  • 172.217.16.132
whitelisted

Threats

No threats detected
No debug info