hxxps://t[.]sidekickopen25[.]com/email-unsubscribe/email?v=5&product=sales&email=clarissa[.]espada@walgreens[.]com&s=false&d=ABidTmfyDA6MeB7AQWeX3gPQU2g3wD_Qt7ywWiAlw1kzwXfGkcykJtk9NFHvku3svGYGIeKm_knEB_HOHQTAAhfE-GTmXkhFQtrBAOSaaduBZcjj-j4k4Lv8w4GsTB1mhaHIUKWn_CZPxM9nLnuG-_N0CBSs4pvpDMraRz1-6LOnuAeEAGRpsCQ

General

Target

https://t.sidekickopen25.com/email-unsubscribe/email?v=5&product=sales&email=clarissa.espada@walgreens.com&s=false&d=ABidTmfyDA6MeB7AQWeX3gPQU2g3wD_Qt7ywWiAlw1kzwXfGkcykJtk9NFHvku3svGYGIeKm_knEB_HOHQTAAhfE-GTmXkhFQtrBAOSaaduBZcjj-j4k4Lv8w4GsTB1mhaHIUKWn_CZPxM9nLnuG-_N0CBSs4pvpDMraRz1-6LOnuAeEAGRpsCQ

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEiexplore.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31023504"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "386785062"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A85238A5-CD83-11ED-ABF7-62507EA95193} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2100984214"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000675316f82fdac74aa8f3bd7995064a9700000000020000000000106600000001000020000000171ea95a64a2c35daf0b7d6f41bda2093eded5f34e1305af4de29fc266c2e36a000000000e8000000002000020000000c4c79b7cb4df039b2fafbee402fc3ff22af702efadabcc5de5184898528dff27200000006b96102fdf9e61c14070faf71609717229b087b74e8f4fbf6bb5f7a9883ed0114000000007ccc11732501550ef4de5698d2dad070b82ed46736f41716ace7c6e779de1d09c6bc205c963c6a6946c8360ac3e3c88843a44bced020aa1472b2b9eea6befa3	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31023504"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31023504"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000675316f82fdac74aa8f3bd7995064a9700000000020000000000106600000001000020000000d91ea5e6f5868270df046c4f7ac35260f1edd7ddcfd80fff6fc8c3e8c133e404000000000e8000000002000020000000eec1e64ae2a47310736c5e39096dd2331b57d0af57607eafda5a2e238c355f87200000009935b12e60f487ce2747bb27a6f5e28caf1e42dc0c79a7d7b343ccbf2f5c800a40000000053e590b0e3c66ef92c022bdc53a8e7f7f5e31943c5b8698f6d0c404edec2dbcdd542ba605782f252ce12676b3b68d34ac055203eb1a31bf588a7b6d5dd6232d	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 908f577f9061d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 505d6f7f9061d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2112078327"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2100984214"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

3388 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

3388 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

3388 iexplore.exe
3388 iexplore.exe
1472 IEXPLORE.EXE
1472 IEXPLORE.EXE
1472 IEXPLORE.EXE
1472 IEXPLORE.EXE

pid	process
3388	iexplore.exe

pid	process
3388	iexplore.exe

pid	process
3388	iexplore.exe
3388	iexplore.exe
1472	IEXPLORE.EXE
1472	IEXPLORE.EXE
1472	IEXPLORE.EXE
1472	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 3388 wrote to memory of 1472	3388	iexplore.exe	IEXPLORE.EXE
PID 3388 wrote to memory of 1472	3388	iexplore.exe	IEXPLORE.EXE
PID 3388 wrote to memory of 1472	3388	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://t.sidekickopen25.com/email-unsubscribe/email?v=5&product=sales&email=clarissa.espada@walgreens.com&s=false&d=ABidTmfyDA6MeB7AQWeX3gPQU2g3wD_Qt7ywWiAlw1kzwXfGkcykJtk9NFHvku3svGYGIeKm_knEB_HOHQTAAhfE-GTmXkhFQtrBAOSaaduBZcjj-j4k4Lv8w4GsTB1mhaHIUKWn_CZPxM9nLnuG-_N0CBSs4pvpDMraRz1-6LOnuAeEAGRpsCQ
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3388

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3388 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1472

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
ec1a8bd1feddd633ab052e24541f94b5

SHA1
c7244380a737ba75df1093e7e5e8f7bc7d2ce59b

SHA256
422bcf49599facbf36bab286344c1b4e0e007665342b55d3c4eaec05e3cc2653

SHA512
86f9db12f706ace002fdd9936ec76e67f5d8660953fccf00d13072e49ac99047a1b7c93a53ea8fb9862ef74128e2fe988ef3b0511a510e942f35351ac313bc57

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
434B

MD5
6b7cc37ff5ef34d615d27a70fae2facf

SHA1
21db79f2ba5bb25bc956af73f5a89624170e23c0

SHA256
ba69d5acbda34646d621a56d2d41fcb55dcf92cbacf27d03806d7481ffa9bb50

SHA512
e8e0cd54a15dd4ad2669857db1ea0fd54c3657b11ab7fe6675b70bb55f7fb5c7b07a74b1615083ee496155edfc160fa0219487684f0ca88ef73df86ee39cdd99

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\dcpq11e\imagestore.dat
Filesize
1KB

MD5
02d9cebca1794c6bd255adec06c47e23

SHA1
bf1b5c9a8e23f87cd6f7882552805779ae4d5fa5

SHA256
368f29f0073becf8ac4b8aa9f7a2c131544853e8c306ec0e9a1140d71559853f

SHA512
df6956b5ed9738ce5d9209e469a8c1ae49feb86a36b7548c91511c856fea2eb8bc2445c6ea3e497fed49ef8832d3f27d42cd756cab8715e7dded92bf95b7e45f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LZ0AI98S\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\S64KWKX9\favicon-32x32[1].png
Filesize
1KB

MD5
5e37ea8cec7eee174d50087986947168

SHA1
aa3f79209710b1c35caa657ed1806c3a3606cee6

SHA256
51fdf0d05d2d435994ea7947bda15823b90aeb0314ca124f901f67e3d58d8d95

SHA512
db4c95bcba8faf16be9a57d40e3cb43d257fa91fbebc65ef0a4e5359dad619eafe73d511d044a721fe909f87cbff751106e5d626f7e5f24754ed854ddf00abc9

Download Submit

Analysis

Sharing