452e9faaa536fb24a81d6995f4f7c8e5751c24da9d42ddc1ebeef6d7c5ee8f76

Analysis

max time kernel
147s
max time network
145s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
07-03-2024 10:59

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General

Target

b89306538d919d9042cbf2569b44f60d.html
Size

75KB
MD5

b89306538d919d9042cbf2569b44f60d
SHA1

5fd2cac8b9d7f9727544bd02e478e10c29a689ac
SHA256

452e9faaa536fb24a81d6995f4f7c8e5751c24da9d42ddc1ebeef6d7c5ee8f76
SHA512

b552f571ab3282aa89c4f7e58692b0ebf5bd4459d4b8679179fade0a1bdb72a4d688fe41b4acb2538bbf8025e335795ff108d1bba7d8c29b4631475e8197eb75
SSDEEP

1536:Im0QpYd/QnSK/OQFXWBFTFEFIUa60AVYtY9tQHpPqoI75vGhNRKuZ4Nid:cQpYd/QZ/OZBk23NRKuZ4Nid

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0be13cb7e70da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CD8C8691-DC71-11EE-B0F7-6EC840ECE01E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "415971057"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009b106788dea7af4d98683a8983feb7c600000000020000000000106600000001000020000000ff3512b608e0c84fb32f303e877f945238e30f19c460e680b44156113fec2292000000000e8000000002000020000000d63ed9f6c6e4e07c4276c80e6c7f5e5b30d8ce8080d35b72b73572834e2165af20000000c6ec51a6fc6a4b369698d684bb288adb514020aba6b5d691f2718616158a7552400000009ea80a7ed697afd04de8d84c56ce9ecc566c6914c295815d1210df471070eabb31a364dfbaccaa867e2a2d570b161f8cae01c4d92f6b1364b33cc24ed9b1a0b1	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2312	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2312	iexplore.exe
2312	iexplore.exe
2508	IEXPLORE.EXE
2508	IEXPLORE.EXE
2508	IEXPLORE.EXE
2508	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2508	2312	iexplore.exe	28
PID 2312 wrote to memory of 2508	2312	iexplore.exe	28
PID 2312 wrote to memory of 2508	2312	iexplore.exe	28
PID 2312 wrote to memory of 2508	2312	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\b89306538d919d9042cbf2569b44f60d.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2312 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

Filesize
344B

MD5
2ffbbe3eed6dd2e781339f0a7cefcd27

SHA1
7c0b10ae60d4372961e9250eff14d77fba74236f

SHA256
2afa5fdf014d86885a3fff5927939ea97983f91309930cb79242380b030f6460

SHA512
9ffcf04878c6f09232a2123ac62522196e4f94d169267db4c2c5ef8789b51c024426740ebea24ec342219fe08f06e3235b6e4c9673fa54f997a8d130a77cb99a

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

Filesize
344B

MD5
603f93c659a0e4ec9b20c2f80b631ce7

SHA1
6af46bee1e7f36a3b02a5c6cc225356bb6b3a792

SHA256
349df1bb738bddf7130019652747917149ff1df4fb8f8d168cae566e0e865278

SHA512
81910dbb1fea7818d8d791f8883918c56eaaa0f06333cbc2a13cf16164c81e5127970d5dfc2bf21ffed744d6186e8a64c56157179ed6afee16f73ae477d6358d

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

Filesize
344B

MD5
07fa3c8d55a006f2a0c41986729d07d5

SHA1
07c1877e734c743f73b3dc456c2605fcacdd47fe

SHA256
2b63962f7738a992f74168bd99f46e439f00bcfd8e7dc471c6d4e644405841de

SHA512
b95b29d03b082621fdef324d2d052fc42e28a998a8bb98d90b8fc4d4551a04eb63ec94657a1eaaa65a3c2fa448bc4d2a4334554356df06192ffafe639b60d51c

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

Filesize
344B

MD5
67139842865009753366dac27288c613

SHA1
ab871bfe2e30e5e10bee9251fd77f8a247081164

SHA256
101ec6f3235bf38633c8f775f5c7b47880d63b85713743137481d4b195bbfed1

SHA512
35ae65f3c3179a13f25f11840dee919d8a242193d79b282863533c42c2db3c0f9f7f14bb410f32b05ddb2cc2a54d698da2d71b784fe075546b3dca276e406277

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\673IEUYT\recaptcha__en[1].js

Filesize
489KB

MD5
d52ac252287f3b65932054857f7c26a7

SHA1
940b62eae6fb008d6f15dfb7aaf6fb125dba1fec

SHA256
4c06e93049378bf0cdbbe5d3a1d0c302ac2d35faec13623ad812ee41495a2a57

SHA512
c08ff9d988aea4c318647c79ae8ca9413b6f226f0efbdab1cdd55ec04b6760812716ff27e0ee86941e8a654d39cddd56251d8392a0ac2c4c8839f27853556154

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab13CF.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar13D2.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1732.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit