hxxps://protect-us[.]mimecast[.]com/s/eoirCn5okPh71MmQUJiNwi

General

Target

https://protect-us.mimecast.com/s/eoirCn5okPh71MmQUJiNwi

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 54 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DB426864-04FF-11EE-9F77-6A765FEA1DF2} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.evernote.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.evernote.com\ = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2948260590"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\evernote.com	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\DOMStorage\evernote.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.evernote.com\ = "8"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2960291617"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10cf1db40c99d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2948260590"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31037708"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\evernote.com\Total = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008b910b806efa454799d82b35ae80661100000000020000000000106600000001000020000000d6757870112229dfd1a4113130fa0f1cfe79fb82b6690fd4d4673a4aeb7ae121000000000e80000000020000200000001c182713759f2a5a329b2b555526ed1778499343386f50f494293f587d4c3063200000005569a76950dc11f4432f05c53effa94ba68f241dbed2a1d778f2b0ec0488fbb54000000025f826b707e3d73e02489b4d66b935f4544a10a259c42675b4e10f98a7c9f263baf0637c405bd8e4cffea36def7118416634021190f2376f0eeaa847f42a9654	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "392885719"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\evernote.com\Total = "35"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008b910b806efa454799d82b35ae80661100000000020000000000106600000001000020000000dcea970f7d210c83aab3f004376232344c006a23bc61cebe4d4a19e14b63764e000000000e8000000002000020000000292d3057bf848de33cfc6173223cc17f2fc2798df44ba9de987e5a08e9a46e1b20000000b867ce3985da8ac4b1c905caaba6b203c6c9154f142d5a040b73000fe42331e440000000d9e0ff04ce4582c83af62f1de8b2d3b68de5e2e0077f570257ef720bfca8bf5f54fe0cf4ce38467e2e2d289659744ef210f9290a966fbbb02d3f5ae441254b04	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\evernote.com\Total = "8"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31037708"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d00d38b40c99d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "35"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\evernote.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "8"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.evernote.com\ = "35"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31037708"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1220 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1220 iexplore.exe
1220 iexplore.exe
2036 IEXPLORE.EXE
2036 IEXPLORE.EXE
2036 IEXPLORE.EXE
2036 IEXPLORE.EXE

pid	process
1220	iexplore.exe

pid	process
1220	iexplore.exe
1220	iexplore.exe
2036	IEXPLORE.EXE
2036	IEXPLORE.EXE
2036	IEXPLORE.EXE
2036	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 1220 wrote to memory of 2036	1220	iexplore.exe	IEXPLORE.EXE
PID 1220 wrote to memory of 2036	1220	iexplore.exe	IEXPLORE.EXE
PID 1220 wrote to memory of 2036	1220	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://protect-us.mimecast.com/s/eoirCn5okPh71MmQUJiNwi
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1220

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1220 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2036

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

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Downloads

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

MD5
0a18c4e5d48519f11d47e21d48beb4c1

SHA1
ef72edf3da93c8438e33829542296d86b9608d48

SHA256
572990d6df4be97a68222158083b64bc4391b26347069435b00407b3fd1d0e0e

SHA512
d6b78a5a080d0339a58a490122c80165dd3cce9ef1aad17e6363814859116c91a05142a5b8a7de4cbae658c9cc754dbbc1c99f96f139a17303db3f749ab6b7d8

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
404B

MD5
7553726f8f5a56caa4118f150039350f

SHA1
a2dac973b7993b7939e6125b005588b378bc63f3

SHA256
1e5f9150fb270d6d447dd73f70d420cb257d4e2b6b2af2f35e58498db73a92af

SHA512
91f2eab0f3ded5b300cb0bd569c590bc32963e59a8fb75df92bbbc7a0addf1dc50056761747ebc5368ecf659656eb6b37d94cbd4fb962b8f0eb3f3c9b8643b39

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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\G52W6SKM\www.evernote[1].xml
Filesize
13B

MD5
c1ddea3ef6bbef3e7060a1a9ad89e4c5

SHA1
35e3224fcbd3e1af306f2b6a2c6bbea9b0867966

SHA256
b71e4d17274636b97179ba2d97c742735b6510eb54f22893d3a2daff2ceb28db

SHA512
6be8cec7c862afae5b37aa32dc5bb45912881a3276606da41bf808a4ef92c318b355e616bf45a257b995520d72b7c08752c0be445dceade5cf79f73480910fed

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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\osplltc\imagestore.dat
Filesize
33KB

MD5
d63c21945c8c2c332ed5fefa9cbee690

SHA1
1f0a27b8511fe1c8ffc75783474ca7720220700e

SHA256
326749fef7d1ee0ae76fbe324502eaaf1c371d896640aad6a5923856e7001c42

SHA512
766cd9911d4b3458737521a404d86a335562be3fb9ce8a6b64d60b388d5b136adf42e4d881c6562afc9f3c0216547daca575b61ef710d0fd5e901684d9a2b953

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YYL8D8JJ\favicon[1].ico
Filesize
32KB

MD5
ba5cf22304195770a75772ccc2621da0

SHA1
18e9f2113f51bdc6d805253d93577d48bc1e31b4

SHA256
bb12c34997f9a72e29a41950ffe2f96fad2e6ae5826b6d448efada91897e7ace

SHA512
0bfd3cd1cb0fd9e0979a64617d6273612a5e49bc5b636f22567591cecd42d0db4856acaca97aff7d9da43331ff88fecda0711929c2e653e7c3d5c941de619508

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YYL8D8JJ\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit

Analysis

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