bf527dd79f8e615b23fc4984016e719bd197e72d47a1cfd96f54ff73b8e0754e

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13-03-2024 09:01

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General

Target

c57bb104450f7cac503780d4d45e875d.html
Size

53KB
MD5

c57bb104450f7cac503780d4d45e875d
SHA1

1d1074c4e68e42826b860825f7cbe2b611e01be9
SHA256

bf527dd79f8e615b23fc4984016e719bd197e72d47a1cfd96f54ff73b8e0754e
SHA512

5cb309a8b545b14ddce5ab4b5ea06aa091efc7481c0db500ee272aaf266be8f72d92a596d6eef7667ca8359f634ed02274bf00a0aac2bc54bd7beaeced52a127
SSDEEP

768:yhy1StJiwFEzwEby9rAL8nNEdk8nkUH1H2Sa3RN:cJiwFEE2ydALyNEK8nRH1W

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 26 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4B16EB51-E118-11EE-85CA-FA8378BF1C4A} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "416482370"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1504	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1504	iexplore.exe
1504	iexplore.exe
1576	IEXPLORE.EXE
1576	IEXPLORE.EXE
1576	IEXPLORE.EXE
1576	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1576	1504	iexplore.exe	28
PID 1504 wrote to memory of 1576	1504	iexplore.exe	28
PID 1504 wrote to memory of 1576	1504	iexplore.exe	28
PID 1504 wrote to memory of 1576	1504	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\c57bb104450f7cac503780d4d45e875d.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1504 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1576

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
e9add04ed515d89b48c11ec8e19815f4

SHA1
61ef90f9152e5a4c4f96342cf35e896348afd942

SHA256
f2d1f8f0a9c976ec5c9f6d1c2acd87d9263130bb6892ce05a652ba50d4ad2f2e

SHA512
c2ab60f85dd4ac8d27a96da110c191901f63770fa3bb62d283169404736a5b374095f2831c9de01c838d8efe67bb6d32f049e4b1ea0b40804f00d2db646d49ea

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

Filesize
344B

MD5
80a3bbe48e950415582992a061e63cb9

SHA1
3bd01578faf79b30e2029355c5a082d5f7bfa9c7

SHA256
5e07f6899803d10dd2ec0c458db4e709db8ba57ec780bc76df0f9e4e52ec150b

SHA512
8139c9dc01170d82524590df8ced42bff76485997b58121c74d9d6a86447e3f2d8d07b368c4a5a9265e2901a90d815832711d1b6ae4096608e21fc5ebe0e13ad

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

Filesize
344B

MD5
72a35d1bd835ef10a791b9044b8ddf9a

SHA1
8cc1fa36f7881c1d6952463c5a25663ea02441d3

SHA256
05cf3931b8c392bbd4a9fa0aa96fa9b1736c32100e6f721a50becc2bd3861649

SHA512
f1d210f1cfb3d89e266a13c723aeee94775d3cbdedf130afbdcc3e6802e2948d1f7d19abfa88ca7754b1d99fd9590707cb8c07acc752c86e297dac0106d94da6

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

Filesize
344B

MD5
9d11f0b640f576d53a1bb446afbf6110

SHA1
f05ffd715dfeea78c443e1723a65ea7cb2a11eb1

SHA256
bdc46eb9a927f0b2491a31e69696f552257efaa1a5416ae1fa93f11e8e52ded6

SHA512
fc7a3115c61aa76b810245af10e1858da4823dee98f1d8e3d481511b7cdc09c8b2584f33265c99af8ba43e83a79351f83172585d32c622816b0dd99974036524

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

Filesize
344B

MD5
3ada62ea4adba3f52ae064587d0825fd

SHA1
c34236a66fc3fe967748fb338fc050e7cecdb235

SHA256
c7ad269bf2d2c9f44bb8b35b664db2734d78cb0b3dd03b5859c6e73f804658cc

SHA512
064e99d2488cbc4a22ea10b8babca1cd4aa1c8cccb6d539fbc3b5e59606b9a7ea3ef31aeb04cda16241ba5c3153a775030d6ec1a36f237489727973f70955604

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

Filesize
344B

MD5
93296dca6273c831c5c73f91af7f4efa

SHA1
1b263273493ac5b52ae0ed334bbaa707e3528d63

SHA256
99e821cc47a710ceb9c9b000145311b304fe064bd8f55a19d246db1a828efbd1

SHA512
3b8b3b7b61e6e26f95893da250515e11e0a7860af24b108dce57d85c221954c19c7021746ec3e94caa926a7f7868ca4bad8456b16c57d25f9d01fecd61f92ea5

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

Filesize
344B

MD5
9266a956856ed0aaad16066e8e1df5fc

SHA1
83eeaaddf149e88f26428d5cd828602ac4de0b41

SHA256
50dccf882203ab7410faabeb0c61de9412a56b83f8e1aa4db31eeb846558f918

SHA512
6ac4a9dff0a3557396e85d21360a18902072920fe931ddfb9a5fbdd8c136296cfce163e5789201c34042649bc6bb6ded32ce36d6a3f0ca4b0a1c8c732025cbba

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

Filesize
344B

MD5
e191ef0ce23a666d49fbfd16f19a7e1e

SHA1
1c7f643bfdd10cb276707cabdaadcb86b6d63277

SHA256
7b298763bf5a435af31a030b51b1fddaa974e284420d28ebdb27b9e78f165740

SHA512
c93e5a30923d4709dcf89f34fd0745fb5a42124c3b5a9293f5aaab9f11bb3c1ce9e94b540910f0999e3c94ce479337e711d58e1fdeb12f9a4006967a7fd9e2ab

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab6D45.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7229.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7369.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit