hxxps://cryptoexpoeurope[.]us17[.]list-manage[.]com/track/click?u=522c93631c3b6bef8a38c06e2&id=d0fc561131&e=f186be2213

Analysis

max time kernel
67s
max time network
91s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/11/2022, 12:25

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General

Target

https://cryptoexpoeurope.us17.list-manage.com/track/click?u=522c93631c3b6bef8a38c06e2&id=d0fc561131&e=f186be2213

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 806a00e687efd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{03790041-5B7B-11ED-8803-52E8C5FCC7C7} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000062e6ef0d45f4454ab79548c962d74cdf00000000020000000000106600000001000020000000fe304e068e6208e5f2672f72355c9bcfc173594c04d6bb3fa220c68b372bc6b1000000000e80000000020000200000007f2ef67e368d8668f388dfaeb9d4ea73a77c35ce04d7c7667ed82df15497e00f2000000042539d84773e0433814469e16f2fb6dfc5a6bc385006a0f7c8acdfdbf757115d40000000d61e4a2ff6d2aa639506f43afdb7fc51dd3ed9889c791b17c8721117b7cbeae7cc0d6504ae5779593c3617ba44f745e41498dc0379be04fcabbf88e9cce6bc18	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374246917"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
812	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
812	iexplore.exe
812	iexplore.exe
1828	IEXPLORE.EXE
1828	IEXPLORE.EXE
1828	IEXPLORE.EXE
1828	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 1828	812	iexplore.exe	28
PID 812 wrote to memory of 1828	812	iexplore.exe	28
PID 812 wrote to memory of 1828	812	iexplore.exe	28
PID 812 wrote to memory of 1828	812	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://cryptoexpoeurope.us17.list-manage.com/track/click?u=522c93631c3b6bef8a38c06e2&id=d0fc561131&e=f186be2213
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:812
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:812 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1828

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
3dcf580a93972319e82cafbc047d34d5

SHA1
8528d2a1363e5de77dc3b1142850e51ead0f4b6b

SHA256
40810e31f1b69075c727e6d557f9614d5880112895ff6f4df1767e87ae5640d1

SHA512
98384be7218340f95dae88d1cb865f23a0b4e12855beb6e74a3752274c9b4c601e493864db777bca677a370d0a9dbffd68d94898a82014537f3a801cce839c42

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
46ef7e01a8c580a11699dfa8083c7885

SHA1
5d5f85466a408f444ed82e115235b20850c24f31

SHA256
95f6452bf8d0ff68e31b4aec28a5564e955ea27e23efff6270e71f8b70d2753c

SHA512
512e5c21949966aa94a09e1faa035b99e0b44e44fe270afd521b6453b63b699e38c1172f67955de70258bfa4c7db6ab8bb996cb7ed9fae17da5293a6fb9a28a5

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\lwrmjt1\imagestore.dat

Filesize
16KB

MD5
e0eaf8e81e063969cfafa82ca55614e2

SHA1
34265364c3688da98d21c9da69cb4c2aa81fb944

SHA256
3ffbbf9212d28cbd9576b762d6963a9511f7975f976d3ae0320952cbfd0dc9f8

SHA512
d4c3a08ee7bc7633243ee447ece014dc82ee73a9fddab99d8d7055d62de6d6631f9ba7e8086ebeb7bd4f7e6c2df9ac04b9616011a0effb8f9c96822644485943

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\7SJ68PJ2.txt

Filesize
603B

MD5
4b9e68a5a1fa9400f9f806c8a601475f

SHA1
0a190c3151868293b1fac09f3e30872ce82ec39a

SHA256
00f633a20a51394a2a7434d0e6be22ac6598399c48237ee7f19f0d33a82cbb8c

SHA512
500671a0b1c6904c439cad7300e10ddce4c699c114934e9dbaa2b09100ffa4960a9298c8695858194b43cfb6e7375fd659ab0763be8aae16ebd43b9a466a7adf

Download Submit