hxxp://account[.]micrasoft-office365[.]online/f635568a11b2c9b7?l=52

Analysis

max time kernel
74s
max time network
151s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
19/12/2022, 02:14

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General

Target

http://account.micrasoft-office365.online/f635568a11b2c9b7?l=52

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	IEXPLORE.EXE
File opened (read-only)	\??\R:	IEXPLORE.EXE
File opened (read-only)	\??\T:	IEXPLORE.EXE
File opened (read-only)	\??\U:	IEXPLORE.EXE
File opened (read-only)	\??\F:	IEXPLORE.EXE
File opened (read-only)	\??\H:	IEXPLORE.EXE
File opened (read-only)	\??\J:	IEXPLORE.EXE
File opened (read-only)	\??\L:	IEXPLORE.EXE
File opened (read-only)	\??\X:	IEXPLORE.EXE
File opened (read-only)	\??\Y:	IEXPLORE.EXE
File opened (read-only)	\??\S:	IEXPLORE.EXE
File opened (read-only)	\??\Z:	IEXPLORE.EXE
File opened (read-only)	\??\A:	IEXPLORE.EXE
File opened (read-only)	\??\B:	IEXPLORE.EXE
File opened (read-only)	\??\M:	IEXPLORE.EXE
File opened (read-only)	\??\P:	IEXPLORE.EXE
File opened (read-only)	\??\G:	IEXPLORE.EXE
File opened (read-only)	\??\K:	IEXPLORE.EXE
File opened (read-only)	\??\W:	IEXPLORE.EXE
File opened (read-only)	\??\V:	IEXPLORE.EXE
File opened (read-only)	\??\E:	IEXPLORE.EXE
File opened (read-only)	\??\I:	IEXPLORE.EXE
File opened (read-only)	\??\N:	IEXPLORE.EXE
File opened (read-only)	\??\Q:	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 49 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{427DF861-7F4B-11ED-9B9F-7AEFAD47A2D2} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\micrasoft-office365.online\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\micrasoft-office365.online\Total = "124"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "378184648"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000256ed27e8919d04f83812f84ee5c95da00000000020000000000106600000001000020000000cb3e7af2e661f1407f974e6ceedb9a2753be7209acddad28f53cfd788dddb073000000000e800000000200002000000092452270d12af75c305d216f411738bcddaa67efc4448c51a458c07669ee446d20000000825a3d7ba10d12fe84c1487206315f2af84b944693639ec70fc92679cd42f91840000000d472703006c4b98b5373270654fe0acfe981587c6abea79bd27079e39572ecfbce59e49c51205d153592a3dd4519e4e0c1251c2ccf1530a543d9082a03917c72	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\account.micrasoft-office365.online\ = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\micrasoft-office365.online\Total = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\account.micrasoft-office365.online\ = "124"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0de7d205813d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "124"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\micrasoft-office365.online	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000256ed27e8919d04f83812f84ee5c95da00000000020000000000106600000001000020000000f376debbf06cc57987dc915e5a86b9af1136c4cdd74498f8259d0f003284e1a1000000000e800000000200002000000011080ca64426f19e810611e2f725d4092b522894a115d999fe10a3eb732f907e9000000063a2c187bb9b4e6d2fceb44c22b57d0751c42f2e54a0afa01c80bb4ac301c9fd65d144a640fd6075562caf60cd88f32bba6873d7ea9292a56670d2ab86d7ac05dac6b7b477e6334361922bfceae981ee422c7411e5453719724d1b5f2a37ed3bd16d22a421968afb891a3a060a0d8f8efb25f05f5e1ae9f1e5eb3d496e56e30d0ae7842362533f9f374ac0c75b4d72a940000000b36c6b3b26bdaa28b57010c4032e910f8cf1679901cf05b162fcd35b8498f93789f870c6fd91fb11506bcf98a4a2cde145c8a80428603b437607038a35e52c2e	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DOMStorage\account.micrasoft-office365.online	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1732	iexplore.exe

Suspicious use of SetWindowsHookEx 15 IoCs

pid	Process
1732	iexplore.exe
1732	iexplore.exe
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE
1176	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1176	1732	iexplore.exe	28
PID 1732 wrote to memory of 1176	1732	iexplore.exe	28
PID 1732 wrote to memory of 1176	1732	iexplore.exe	28
PID 1732 wrote to memory of 1176	1732	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://account.micrasoft-office365.online/f635568a11b2c9b7?l=52
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1732 CREDAT:275457 /prefetch:2
  2⤵
  - Enumerates connected drives
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1176

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

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
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

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

Filesize
304B

MD5
bd5c00e8842b313311bed52be5ba7a2a

SHA1
ee6017cf242e12573474ae090719e165b9357b85

SHA256
9a4b99d656c08fb7398a67aae5648d8b030e937623437811f31e2817e1d9082a

SHA512
d37d4a69320135e873fe804506a926cf14c49bd9e25b6dcd60f71dcf4196bbf34f233d18a24d10171c81278f6ee2aba6d59a7d6d2ac2ce654cf9b816c006c2af

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SMT1G6U5.txt

Filesize
601B

MD5
c05e29d7bbff8e6f8b03f6308dd2ad2c

SHA1
a39032b37e451a8d6c805ccc62ee82ca012c9530

SHA256
f09c823d071212574d863d14136c09e0c353b55e0474cc070e41e047466d0f01

SHA512
23e99d550586fcf3f07ae1d519086d2dcb7a85e67971079b49e77cf5b9d5369efc81548870baadbc9adeaf86f4768ed33c038991b9cdd4ddd798b8675df9869b

Download Submit