Overview
overview
7Static
static
3FluffyPeng....9.exe
windows7-x64
7FluffyPeng....9.exe
windows10-2004-x64
7$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3FluffyPenguin.exe
windows7-x64
7FluffyPenguin.exe
windows10-2004-x64
7LICENSES.c...m.html
windows7-x64
1LICENSES.c...m.html
windows10-2004-x64
1d3dcompiler_47.dll
windows10-2004-x64
3ffmpeg.dll
windows7-x64
1ffmpeg.dll
windows10-2004-x64
1libEGL.dll
windows7-x64
1libEGL.dll
windows10-2004-x64
1libGLESv2.dll
windows7-x64
3libGLESv2.dll
windows10-2004-x64
3resources/elevate.exe
windows7-x64
1resources/elevate.exe
windows10-2004-x64
1resources/...er.dll
windows7-x64
1resources/...er.dll
windows10-2004-x64
1swiftshade...GL.dll
windows7-x64
1swiftshade...GL.dll
windows10-2004-x64
1swiftshade...v2.dll
windows7-x64
1swiftshade...v2.dll
windows10-2004-x64
1vk_swiftshader.dll
windows7-x64
3vk_swiftshader.dll
windows10-2004-x64
3vulkan-1.dll
windows7-x64
3Analysis
- max time kernel
118s - max time network
121s - platform
windows7_x64 - resource
win7-20240419-en - resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system - submitted
13/06/2024, 02:59
Static task
static1
Behavioral task
behavioral1
Sample
FluffyPenguin-Setup-1.5.9.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
FluffyPenguin-Setup-1.5.9.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240611-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/WinShell.dll
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
FluffyPenguin.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
FluffyPenguin.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral13
Sample
LICENSES.chromium.html
Resource
win7-20240419-en
Behavioral task
behavioral14
Sample
LICENSES.chromium.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
d3dcompiler_47.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral16
Sample
ffmpeg.dll
Resource
win7-20240508-en
Behavioral task
behavioral17
Sample
ffmpeg.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral18
Sample
libEGL.dll
Resource
win7-20240611-en
Behavioral task
behavioral19
Sample
libEGL.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral20
Sample
libGLESv2.dll
Resource
win7-20240611-en
Behavioral task
behavioral21
Sample
libGLESv2.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral22
Sample
resources/elevate.exe
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
resources/elevate.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral24
Sample
resources/plugins/pepflashplayer.dll
Resource
win7-20240508-en
Behavioral task
behavioral25
Sample
resources/plugins/pepflashplayer.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral26
Sample
swiftshader/libEGL.dll
Resource
win7-20231129-en
Behavioral task
behavioral27
Sample
swiftshader/libEGL.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral28
Sample
swiftshader/libGLESv2.dll
Resource
win7-20240220-en
Behavioral task
behavioral29
Sample
swiftshader/libGLESv2.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral30
Sample
vk_swiftshader.dll
Resource
win7-20240419-en
Behavioral task
behavioral31
Sample
vk_swiftshader.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral32
Sample
vulkan-1.dll
Resource
win7-20240611-en
General
- Target LICENSES.chromium.html
- Size 4.5MB
- Sample240613-dg5asasbpc
- SHA256 03f1d245e6a2facca9edbdaad108169e0765dd9101875bc2d123797994b9e80f
- MD5 d4a79b5d46f0931b9eb7125fd40baff0
- SHA1 3a38fb263dde2251b9fe157b5fddec7acb07c53e
- SHA512 17cf94805f11d499ff12d8e42cb262ceecbeb265f56338e0837d291f6a7ed7f8135a025dbe99fdb2e2bb299f2267bed9365976ea51269aafd4c3220cffef9339
- SSDEEP 24576:thgBBmnLiLArZ62BrcrnKHq/kUkBAwi9QxruE:rYBmLAehN6KK+xV
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d7c7e73b934388418857a0db8be9c1d1000000000200000000001066000000010000200000003473eedf86e23464bb04be6374e3c75ad5cc918c05c5405af8af426eefbea047000000000e8000000002000020000000c5f693e2c8016af81af36315f48d0321aeaa3a971c6df6cf21e14803b43f93c02000000086ed900676168f9766f0bc66bf3d277c092c978e130639e367310f49ff149fde400000005a5b71d6bf8ac6a301639949ac1934b89efd1246d1aa5842e8e33d5acfdacba2a10a7d1dfdd5eb2a93af82610031499de2cb968d1f2f2d7150ff5737e8b8a8a3 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424409620" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{53378311-2931-11EF-88AC-F2AB90EC9A26} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90c7df273ebdda01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2768 iexplore.exe - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2768 iexplore.exe 2768 iexplore.exe 2772 IEXPLORE.EXE 2772 IEXPLORE.EXE 2772 IEXPLORE.EXE 2772 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2768 wrote to memory of 2772 2768 iexplore.exe 28 PID 2768 wrote to memory of 2772 2768 iexplore.exe 28 PID 2768 wrote to memory of 2772 2768 iexplore.exe 28 PID 2768 wrote to memory of 2772 2768 iexplore.exe 28
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\LICENSES.chromium.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2768 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2772
-