hxxps://tracking[.]marketbroadview[.]com/unsuboxbo/unsub

Analysis

max time kernel
48s
max time network
31s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 19:50

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General

Target

https://tracking.marketbroadview.com/unsuboxbo/unsub

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DC2552C1-B63A-11EE-88A2-EEC5CD00071E} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0cba6b2474ada01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000969d72c3e5a03a40a0257479feadc03a00000000020000000000106600000001000020000000ee9afce32230bd2d3e36671a013a2ab5aa021f5d637f03e9726eba75aacf018e000000000e80000000020000200000005ffa0a20cbf7f8d59f545f6dc29b0824813bde7f8c6de9aed65d1bf8b2a98e1820000000a7d0d6f791adb91e48d43405bf7c40e2970b9761adc2fa27575961baa8217c3b40000000438e7904f3924cf38ed6885e97fdbc1a5e96e693dedc758abfac257a8164b4843bd9364022f39992e5bd57223cd27bc6b00d0639e0e9099b7b9a707df7d5959a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2060	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2060	iexplore.exe
2060	iexplore.exe
2652	IEXPLORE.EXE
2652	IEXPLORE.EXE
2652	IEXPLORE.EXE
2652	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2652	2060	iexplore.exe	28
PID 2060 wrote to memory of 2652	2060	iexplore.exe	28
PID 2060 wrote to memory of 2652	2060	iexplore.exe	28
PID 2060 wrote to memory of 2652	2060	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://tracking.marketbroadview.com/unsuboxbo/unsub
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2060 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2652

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
05a474576380b9f63affc79ceaa9b31e

SHA1
8c940e9f7cb738c9cb4d4589d29c04b913f7944a

SHA256
045e9c3febd3ddf021a8d5bc2cdac5f242f7f56d83fe9d8794e44eee6f5e441e

SHA512
342131dacb56b8bedbfb76074e19998e9c26d6b0f94ee399a23f0847b34edcdb407666f1b98828bbaf75db254c69f1b38cfea1723c8edc8cd28688382bf4ccc4

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

Filesize
344B

MD5
d4958617aa1e14d76b89f98d6dddc6d6

SHA1
02f75352fe85384052663fd670770e5e13f3f458

SHA256
3dd02aa12ff4c2916507c1cd7cee01d80ce6d6c9672a9de81eccf3d73cf58186

SHA512
bb91c8dd992e7146d0fa5d22d7a67b90fff0b5b3e54060deb510e5bf6cc90de15eccbb53837f51f417edbfed008b4f12469334e51283e4b2ad4900aad69584ee

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

Filesize
344B

MD5
32e24f6ed67c251eec67a40836bf0b40

SHA1
931ba58a71ec99246eeb1ba358375d5c6284e93c

SHA256
e168f67eed59f46b651ef57c679181fa60424858588a003b9acb6cedc65a2fb5

SHA512
35d334b378bf244ffb78d157ff04dd8e8dd7b0e9cc09f66f8dfbf1f796add0b6f6f369623daacafdbd5b1ee9aa51f9ba17dd21ee891e85a8ffb692db0544d3ef

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JIH1AB02\favicon[1].htm

Filesize
559B

MD5
3afaeeb19fd6b53a895de08a9ad27a10

SHA1
5b7e5f924db58e4f196abbde2876e6aa586e2159

SHA256
9db513980adbba553ecaa9246417da07189170ac6ea01722d57a5bc2aca5f23c

SHA512
01c68ff9eb5dc4fbcff77057a0687ffddbf2990f7a0e92d52301bc9a52217645953fc1b9de4246463d98078ea539b1b936b0efe8a99ddea3ddd8ade60f758281

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C:\Users\Admin\AppData\Local\Temp\CabCFE.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD6E.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit