Analysis
-
max time kernel
80s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
30/06/2023, 12:04
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://pastebin.com/raw/PTNbBX9V
Resource
win10v2004-20230621-en
General
-
Target
https://pastebin.com/raw/PTNbBX9V
Malware Config
Signatures
-
Legitimate hosting services abused for malware hosting/C2 1 TTPs
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DE394BAE-173E-11EE-85C3-FE1B199CF2D2} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3002486748" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042379" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3012800059" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70b292b44babd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "394891903" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042379" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000082e1c0dc4be3f54f8ffc5370cc661e5600000000020000000000106600000001000020000000fcbacb9f24fa4f3473e99280a4b7f5172b62473212360a6a91b48fada38abb0a000000000e800000000200002000000059a46108f83aaf1233b1f3cd741ddc72aaf70775ffde804df52600fea8f4d6d5200000003bb900d2b59cdebfade98e47047c2ef9205b4cdee663a5351830ed42cf3e627840000000482558b427707aa7b96a624231db31ca3c6bc40a312394eea16b7e837de826015b7bf730feab3c78051668ee34208778e98b589390ba4ca62dcc5a739e826edd iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31042379" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3002486748" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000082e1c0dc4be3f54f8ffc5370cc661e5600000000020000000000106600000001000020000000f1686da917fc3c2f1cbf1c771b7f56f66bccfd5c4da85e56c54c1df0fb0849d7000000000e800000000200002000000066244d06e53536555718c209bf23ec4b873b6b7abdcd1f2e3a6fea8f8c00f41720000000bddc35ae57a08e24cd061cf2ebc922d7dd92bd51e827f60764eeb5353b151e3b400000009bbb868ad3b3c109437a4f52a6a8116a9bea9f5196cc578164b1ad85499fe7155b17dec141f956eb2545a087ad930de1509cc3e072c19f70e077037e6ce92800 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20acb1b44babd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5040 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5040 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 5040 iexplore.exe 5040 iexplore.exe 2708 IEXPLORE.EXE 2708 IEXPLORE.EXE 2708 IEXPLORE.EXE 2708 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5040 wrote to memory of 2708 5040 iexplore.exe 84 PID 5040 wrote to memory of 2708 5040 iexplore.exe 84 PID 5040 wrote to memory of 2708 5040 iexplore.exe 84
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://pastebin.com/raw/PTNbBX9V1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5040 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5040 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2708
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD54a552420c7864c4423cf99e284010d71
SHA17a5dfd0fa6ba5b586aaef6834038d09859d34fe8
SHA2564e01ea6b5a9bc2b568de91f514cdcd5224ae9e2306ca49e24480602dc5fa89a2
SHA512c2df898494e359068195f80e707026ee697f7ff0a419e0f79a3ebf4b64f7f98983abe73c6550c53994019c103c08b9c8e8397e322c7ed269f3a821a2b9d8f120
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5363c04c94005b852de888bc607b72338
SHA1239759495c8c1f38d074a6b5925efcc7ebfa364a
SHA2566b80b44847945e93daa79318d2c5804129310cd97f7c6b5f5eac40e574fd911a
SHA512fc215b9c763271d82fc4e1ef9a1b7fb73838ca6b270229b948da99d04724d2da8ed950f1f12d79bee10657228be677ec534297ea1716ce9a39c9aacfd11a04cf
-
Filesize
428B
MD584515a6747e703d11533e02c554d7bd6
SHA11c5ff082fe4a7dd2ca39df47e3404bbb9bc628b5
SHA256f9645934781b7fc42d90183e633baaa2f3367c86be600de098797906b0120690
SHA512012980fce732efac2c72eada49423a028dffd0cee37dc2b8ccd7293d63a62c0d399e8f53a511761a392becb3b084f8cc7785a614de81e2b09e48f8b32b197ee1
-
Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
-
Filesize
318B
MD5de86a6f000f8f84e20bc7eb2c7d320e3
SHA135af87deef9e6c081d834d08963ada2530dc0618
SHA2566a5e064af00286681a3ae734e5407a2ea883955d875c5490e597d1ddb8eda021
SHA512e06a8f3101e1cad5bb965a8543fff987a2e22f8ed1fd9aba00c86bb937118f75b280bcfb1c6649f5ec96d6182582aa64a346e7dd7637c0f73a26f79b3a3aee96