hxxps://app[.]reg[.]techweb[.]com/e/er?sp_aid=115637&elq_cid=35663750&sp_eh=b6c5287e836a30631b926a0ccf97b304c34af7f41e58a0f5258992dd62685e0c&utm_source=eloqua&utm_medium=email&utm_campaign=12_WE_DRWE23_All_Media_LeadProsp_1890793_20230319&sp_cid=47979&utm_content=12_WE_DRWE23_1A_Media_LeadProsp_1890793_20230319&sp_eh=b6c5287e836a30631b926a0ccf97b304c34af7f41e58a0f5258992dd62685e0c&s=2150&lid=275776&elqTrackId=DE2E3817A605DA959350BB60E7734C04&ch=em_dr_x_x_wnr_aud_x_x_Leads_EM1&elq=146fb323e86648038117d5511daf2b1a&elqaid=115637&elqat=1

Analysis

max time kernel
80s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2023, 13:10

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General

Target

https://app.reg.techweb.com/e/er?sp_aid=115637&elq_cid=35663750&sp_eh=b6c5287e836a30631b926a0ccf97b304c34af7f41e58a0f5258992dd62685e0c&utm_source=eloqua&utm_medium=email&utm_campaign=12_WE_DRWE23_All_Media_LeadProsp_1890793_20230319&sp_cid=47979&utm_content=12_WE_DRWE23_1A_Media_LeadProsp_1890793_20230319&sp_eh=b6c5287e836a30631b926a0ccf97b304c34af7f41e58a0f5258992dd62685e0c&s=2150&lid=275776&elqTrackId=DE2E3817A605DA959350BB60E7734C04&ch=em_dr_x_x_wnr_aud_x_x_Leads_EM1&elq=146fb323e86648038117d5511daf2b1a&elqaid=115637&elqat=1

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 49 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "385996411"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.informa.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.informa.com\ = "124"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31021668"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\informa.com\Total = "124"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.informa.com\ = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40283f4b645ad901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70862e4b645ad901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000010d3bb75b0ea114e9ca1233a5a090b7b000000000200000000001066000000010000200000002251bde41c0585af6221b45269855f485a0bb3fdd1bbde08cad5fcd16ed2bf70000000000e80000000020000200000001639c3cccfcc9c592b8296975bb5ae99374b172f33aec8744d139a63ab0aca0f20000000a35512cf6c399430d772587884df8fc0258f6adb6c87e11a7b7878f95c6abc53400000004104a548bb33ab0156cf2edd815720a105b06912aa5487fa6d5dea89cd5e795ad2263a729d7d557a328ab97c076778606eb2fa2f6dabbb0f7a085a4fa7063ab8	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "124"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1161656674"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6FB8F33B-C657-11ED-8FFF-FA48AF8140A7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\informa.com	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000010d3bb75b0ea114e9ca1233a5a090b7b00000000020000000000106600000001000020000000b55c6436bd53cbbc47935e35af4302d2f4f78edb44dca59fd31a75f2f473a2a6000000000e800000000200002000000044cae50c187930b5ba6e986cf2d7dca73c997b87583690299a680962d16ee7eb200000004f297129e04dc96b8655aea977ee2a4a715782e2fa2d65e99e1c8a5a6ab4f93040000000906224cc969c34ad346963f4f487be28a8bb6f732685caccf79e480b89f8cae338f9283a2c6b79045c4e2b136a70ca66c1dbab0aa0272d90c738fb6ae122c574	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31021668"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\informa.com\Total = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1151342851"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1151342851"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DOMStorage\informa.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\informa.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31021668"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
364	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
364	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
364	iexplore.exe
364	iexplore.exe
1564	IEXPLORE.EXE
1564	IEXPLORE.EXE
1564	IEXPLORE.EXE
1564	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 364 wrote to memory of 1564	364	iexplore.exe	86
PID 364 wrote to memory of 1564	364	iexplore.exe	86
PID 364 wrote to memory of 1564	364	iexplore.exe	86

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://app.reg.techweb.com/e/er?sp_aid=115637&elq_cid=35663750&sp_eh=b6c5287e836a30631b926a0ccf97b304c34af7f41e58a0f5258992dd62685e0c&utm_source=eloqua&utm_medium=email&utm_campaign=12_WE_DRWE23_All_Media_LeadProsp_1890793_20230319&sp_cid=47979&utm_content=12_WE_DRWE23_1A_Media_LeadProsp_1890793_20230319&sp_eh=b6c5287e836a30631b926a0ccf97b304c34af7f41e58a0f5258992dd62685e0c&s=2150&lid=275776&elqTrackId=DE2E3817A605DA959350BB60E7734C04&ch=em_dr_x_x_wnr_aud_x_x_Leads_EM1&elq=146fb323e86648038117d5511daf2b1a&elqaid=115637&elqat=1
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:364
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:364 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\3311Y7N6\www.informa[1].xml

Filesize
13B

MD5
c1ddea3ef6bbef3e7060a1a9ad89e4c5

SHA1
35e3224fcbd3e1af306f2b6a2c6bbea9b0867966

SHA256
b71e4d17274636b97179ba2d97c742735b6510eb54f22893d3a2daff2ceb28db

SHA512
6be8cec7c862afae5b37aa32dc5bb45912881a3276606da41bf808a4ef92c318b355e616bf45a257b995520d72b7c08752c0be445dceade5cf79f73480910fed

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\phzg4yt\imagestore.dat

Filesize
1KB

MD5
78f4cd380d2e9deb7f63d3e94deec003

SHA1
eb6b30060ce356df7595ad5a7e102dd5cf4b6066

SHA256
b4c3c76bd5fa030813ac246d01d9c9c93c1605e41502c727ac125487b12dff20

SHA512
9c07b5ad3a960b8f7a6ecf29acedcfdaf20c60709241a8fb4b9f6fa89eb6a05c65438ded03309603da8b83237a96e0e14c4c297a1d1c593740a331fdfe7871d0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\EY3KXMB3\analytics[1].js

Filesize
49KB

MD5
54e51056211dda674100cc5b323a58ad

SHA1
26dc5034cb6c7f3bbe061edd37c7fc6006cb835b

SHA256
5971b095cff574a66d35ada016d4c077c86e2dea62e9c0f14cf7c94b258619de

SHA512
e305d190287c28ca0cc2e45b909a304194175bb08351ad3f22825b1d632b1a217fb4b90dfd395637932307a8e0cc01da2f47831fa4eda91a18e49efe6685b74b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\EY3KXMB3\siteanalyze_88721[1].js

Filesize
33KB

MD5
5b7ed6057a20b1c4ee3b5938f3454df8

SHA1
5183401767329ddaac8e9c8cda0d99aa98a207de

SHA256
178c0b249e9168b4632bbbf16305629ce700e82cd69390d7e6996b22d96a1f39

SHA512
45dfeabce885f43e80d884a817196e228fcab1760981409f337e5e6e6f52597dc56aa75ca38d4a2d80902bd3257b8990f29c6942561629b6d3b4fa533d20b95e

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\EY3KXMB3\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\U4IULL1L\favicon[1].png

Filesize
1KB

MD5
50792a394ab7e08eeed5710d8226a387

SHA1
a3547ed835a8f22644ff9968a8799f5be6f75752

SHA256
0e5eaaf53dcc4b69506656fdd5f79292ad570459c15cf5e80c8f5da0263f186c

SHA512
9d6196d49fcb73c3565e2471b8b9fea3919ea419183a5d45fc9a84bfa87c62a2ce1e7b382e4ccd8f923f968d38f189b06fc5454dbbd001ad3923207d6c84dbef

Download Submit