File name:

Valhalla.rar

Full analysis: https://app.any.run/tasks/905cf906-4ed6-4fe1-86cf-5c4035d02261
Verdict: Malicious activity
Analysis date: May 28, 2024, 06:53:37
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

A0AE96F9E0A8AAE0AE6ADE4A0E402B6A

SHA1:

DDABCFB2FE0FB5C4C4093C15FBFE82627360ED52

SHA256:

B0C7AD2A9023761F3643D7DC3643D63ABC2403C735DAC33702AE3167FBE62151

SSDEEP:

98304:fVxn9MSWLDbdcFA9YuBYmM1DXRAAheqkVcOHrOo8yoStJu1k7d85o91WT6lV4IAQ:H+gLvUV

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

      • WinRAR.exe (PID: 3964)

  • SUSPICIOUS

    • Reads settings of System Certificates

      • Valhalla.exe (PID: 692)

    • Reads the Internet Settings

      • Valhalla.exe (PID: 692)

  • INFO

    • Manual execution by a user

      • WinRAR.exe (PID: 1112)
      • explorer.exe (PID: 4020)
      • Valhalla.exe (PID: 692)
      • wmpnscfg.exe (PID: 1844)

    • Checks supported languages

      • Valhalla.exe (PID: 692)
      • wmpnscfg.exe (PID: 1844)

    • Reads the computer name

      • Valhalla.exe (PID: 692)
      • wmpnscfg.exe (PID: 1844)

    • Disables trace logs

      • Valhalla.exe (PID: 692)

    • Reads the machine GUID from the registry

      • Valhalla.exe (PID: 692)

    • Creates files or folders in the user directory

      • Valhalla.exe (PID: 692)

    • Reads the software policy settings

      • Valhalla.exe (PID: 692)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 1112)

    • Drops the executable file immediately after the start

      • WinRAR.exe (PID: 1112)

    • Reads Environment values

      • Valhalla.exe (PID: 692)

    • Create files in a temporary directory

      • Valhalla.exe (PID: 692)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rar | RAR compressed archive (v5.0) (61.5)
.rar | RAR compressed archive (gen) (38.4)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
5
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe no specs explorer.exe no specs winrar.exe valhalla.exe wmpnscfg.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
692"C:\Users\admin\Downloads\Valhalla\Valhalla.exe" C:\Users\admin\Downloads\Valhalla\Valhalla.exe
explorer.exe
User:
admin
Company:
HP
Integrity Level:
MEDIUM
Description:
Valhalla
Version:
1.0.0.0
Modules
Images
c:\users\admin\downloads\valhalla\valhalla.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
1112"C:\Program Files\WinRAR\WinRAR.exe" x -iext -ow -ver -- "C:\Users\admin\Downloads\Valhalla.rar" C:\Users\admin\Downloads\Valhalla\C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
1844"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
3964"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\Downloads\Valhalla.rarC:\Program Files\WinRAR\WinRAR.exe—explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
4020"C:\Windows\explorer.exe" C:\Windows\explorer.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll
Total events
9 665
Read events
9 622
Write events
43
Delete events
0

Modification events

(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3964) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\phacker.zip
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Downloads\Valhalla.rar
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3964) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
Executable files
4
Suspicious files
5
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
692Valhalla.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506compressed
MD5:29F65BA8E88C063813CC50A4EA544E93
SHA256:1ED81FA8DFB6999A9FEDC6E779138FFD99568992E22D300ACD181A6D2C8DE184
1112WinRAR.exeC:\Users\admin\Downloads\Valhalla\HtmlAgilityPack.dllexecutable
MD5:0F64D6DB86E6862EAAAA60D88D84DB6B
SHA256:84AF2AADE3E2D691F58D44C5062FBD1573C6C1340CD3B5D401D79591ABCD2C30
1112WinRAR.exeC:\Users\admin\Downloads\Valhalla\Newtonsoft.Json.dllexecutable
MD5:195FFB7167DB3219B217C4FD439EEDD6
SHA256:E1E27AF7B07EEEDF5CE71A9255F0422816A6FC5849A483C6714E1B472044FA9D
1112WinRAR.exeC:\Users\admin\Downloads\Valhalla\Valhalla.exeexecutable
MD5:3AB306BD1A762E776FBD0FABFCF3EC67
SHA256:3F7CB6FF7203D79CE88ADD2AE17368DA3C6B7CF1034155C9F8911CB915855C3F
692Valhalla.exeC:\Users\admin\AppData\Roaming\Incognito\settings.binbinary
MD5:AC75988A5BEE0B0AAAC662CB0F401E73
SHA256:A019C50A03D38FC72D1F26AD1B56930EA7E01023B1F5C814F93E89B4F8347D75
692Valhalla.exeC:\Users\admin\AppData\Local\Temp\Cab95E9.tmpcompressed
MD5:29F65BA8E88C063813CC50A4EA544E93
SHA256:1ED81FA8DFB6999A9FEDC6E779138FFD99568992E22D300ACD181A6D2C8DE184
692Valhalla.exeC:\Users\admin\AppData\Local\Temp\Tar95EA.tmpbinary
MD5:435A9AC180383F9FA094131B173A2F7B
SHA256:67DC37ED50B8E63272B49A254A6039EE225974F1D767BB83EB1FD80E759A7C34
692Valhalla.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506binary
MD5:C1F6EC8F1FBCFAFEDFCBB2ACFA404F0E
SHA256:78F859CA3A4D633D4B5BE58B563676BB5C48C451450A6279992FF1638FFD889D
1112WinRAR.exeC:\Users\admin\Downloads\Valhalla\Guna.UI2.dllexecutable
MD5:C19E9E6A4BC1B668D19505A0437E7F7E
SHA256:9AC8B65E5C13292A8E564187C1E7446ADC4230228B669383BD7B07035AB99A82
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
6
DNS requests
2
Threats
2

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
692
Valhalla.exe
GET
200
87.248.204.0:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?b367cf95caa1e23b
unknown
—
—
unknown
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
—
—
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted
1088
svchost.exe
224.0.0.252:5355
—
—
—
unknown
692
Valhalla.exe
104.26.0.5:443
keyauth.win
CLOUDFLARENET
US
unknown
692
Valhalla.exe
87.248.204.0:80
ctldl.windowsupdate.com
LLNW
US
unknown

DNS requests

Domain
IP
Reputation
keyauth.win
  • 104.26.0.5
  • 172.67.72.57
  • 104.26.1.5
malicious
ctldl.windowsupdate.com
  • 87.248.204.0
whitelisted

Threats

PID
Process
Class
Message
1088
svchost.exe
Potentially Bad Traffic
ET INFO Fake Game Cheat Related Domain in DNS Lookup (keyauth .win)
692
Valhalla.exe
Potentially Bad Traffic
ET INFO Fake Game Cheat Related Domain (keyauth .win) in TLS SNI
No debug info
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Reports
Valhalla.rar