hxxp://zdfra2[.]s3[.]amazonaws[.]com

Analysis

max time kernel
65s
max time network
66s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 02:26

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General

Target

http://zdfra2.s3.amazonaws.com

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 32 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\TabbedBrowsing	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\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{BDADFBD1-AF5F-11EE-832E-DECE4B73D784} = "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
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a04975926c43da01	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\Recovery\AdminActive	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
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	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\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000969d72c3e5a03a40a0257479feadc03a00000000020000000000106600000001000020000000a0e955806d09ce0b56dba4d1cda86d8cfe8c844fe18132dfcca1904eb0d11334000000000e800000000200002000000028465351b9289f969171501c7f280226235bbec321fac98817b9f3519fca21c320000000ba512bb3fda922f1f0bae75c373ba1b40c32b96fe81374998d1bc246342e69924000000017d1ec320dec1664bc9a4432bd6b19953bd0abffd7cf89825599e3754dd396adf6ac6f477f6fe40486aa40f74cc729d2c6008a64c236edb6bcd08fd4fe5c823d	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\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar	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
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\PageSetup	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\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\GPU	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\Recovery\PendingRecovery	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
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000969d72c3e5a03a40a0257479feadc03a00000000020000000000106600000001000020000000b2b94b8566df6ae8f3bfd6a1bf4f7086ecb8f5717f3f859f20911aaf650637d9000000000e80000000020000200000005dbe7c35f2de8c8c3aaee754b1b5ad1e85513190dea21667062632c1b99d4277900000001859bc5eb4264c1523dde285efe328f2cc2ac853f41e6876b317d3fd8b1790f20a3477e30a92c818e852318cdcb30b1c7a52b918141852675376c8f888a9c253e8e27ec72eae729004b75335e51b8fa35f52ec985be92896f74c6653a69f80661538fec1c223df97f1a6a345185944c41bfd56b2228f0baec9f69a6070252bd9d27950d2f4ba82f24817321a02b460c04000000008127024f34d2c716805460fd4aa647db2c1e2404242d03b3d2bfce7ab70299fa771df7a649464766ea78d9a3b8a658e140147705bfa0bfefd51bd4e2f1dd5e4	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\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1448	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1448	iexplore.exe
1448	iexplore.exe
2668	IEXPLORE.EXE
2668	IEXPLORE.EXE
2668	IEXPLORE.EXE
2668	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 2668	1448	iexplore.exe	28
PID 1448 wrote to memory of 2668	1448	iexplore.exe	28
PID 1448 wrote to memory of 2668	1448	iexplore.exe	28
PID 1448 wrote to memory of 2668	1448	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://zdfra2.s3.amazonaws.com
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1448 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2668

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
9ba98625eb3a9dccb1c240548d9ae58f

SHA1
a65d219dba609623c10461123a85d254527a08bd

SHA256
a39bb642949215f00f8962ab2817cbcf031ea85861913138e016e2de4e9d783f

SHA512
f455910b11dc6ae76b5e65ba67ebb3ec9a88d896d426fed4069b7132d9d30bf3813601bf19b8d17ad04d11e8a8b1f4ac9f10b78b4ac056bed83e814ebbe882a1

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

Filesize
344B

MD5
341805fa2489adc520d2d0cf28244c25

SHA1
d216a55649d5b346b0888dd1dd293a97bb73f3ef

SHA256
20743e40edeb9aba82bc8e3460eb58a5a4d6d8654974d7854f4c3cf0957f0342

SHA512
0ba918d38ee3df45b64a7eb9aca21012c6eae3278f68e51f41ddf4c7c8446064c3adb169566fcbadea121150b8587b1d541537b59e509fa46a5ba3dce8aaee09

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

Filesize
344B

MD5
c12c947e2810da3f01bdea990676e33c

SHA1
da23512987ba8efdaa5f1b776a99d5cf96981704

SHA256
0072ad0622d22a86514e5df80753916f02063b39aa9652d841df123ec1cb3a9d

SHA512
65407f7867576be583f74e581ac280a62ca3817f708f6c33e402487fcf8eead2d665ab9edca6a53b46bc8088a8a545ed66d20ad3d9fb885be3d84cde86ed3370

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

Filesize
344B

MD5
adf8bc6e58bbc7bc8220f2aa99211b2b

SHA1
2d499c28a0c74a82ac1103d01a11a1d358a1651a

SHA256
ed8283cbb4e254eb8ca48bc2dd1773f309e351e21000970fec9c06e41280eaaa

SHA512
0113f3b0ad8ad756c943867eb852d0d785102a6ce2be570febe0d5354cce07c6f455175d2ebb08b8a60dfed7cdeafbe484e83abb733d58bb9e6c201e720a2ffa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab393C.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar458E.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit