Analysis
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max time kernel
117s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25/12/2023, 05:06
Static task
static1
Behavioral task
behavioral1
Sample
06c096ef02409a3c521000f055f18aae.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
06c096ef02409a3c521000f055f18aae.exe
Resource
win10v2004-20231222-en
General
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Target
06c096ef02409a3c521000f055f18aae.exe
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Size
47KB
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MD5
06c096ef02409a3c521000f055f18aae
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SHA1
eb928088dd733c5ee8e6548c01c91a00273965f7
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SHA256
28e601005be1df1a0fb521da76e163d34d63901c38c5972a573962dda8fa40b8
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SHA512
030473b3073ec75eb1e13d363cf6d0c0d1da1605fc3dcf4d3808d0ff1699a6a2c95ad95acbfc9dd0f7db8a29bc5c6bbf0af914db05e4f6de09a413791142d545
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SSDEEP
768:DpiEXtk3URj+1YDP1U2ptH5NwCes0GUEQZwaKH3xm4KJ7tbveXr8RdNu087eiv8I:wURjsYDtXptH5NwCes0GUEQZwaKH3xm1
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2736 Windefend.exe -
Executes dropped EXE 1 IoCs
pid Process 2736 Windefend.exe -
Loads dropped DLL 2 IoCs
pid Process 2192 06c096ef02409a3c521000f055f18aae.exe 2192 06c096ef02409a3c521000f055f18aae.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Defender = "C:\\Windows\\SysWOW64\\Windefend.exe" Windefend.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Windefend.exe 06c096ef02409a3c521000f055f18aae.exe File opened for modification C:\Windows\SysWOW64\Windefend.exe 06c096ef02409a3c521000f055f18aae.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409808466" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{697E0A01-A465-11EE-B07A-464D43A133DD} = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2736 Windefend.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2736 Windefend.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2692 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2692 iexplore.exe 2692 iexplore.exe 2748 IEXPLORE.EXE 2748 IEXPLORE.EXE 2748 IEXPLORE.EXE 2748 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2192 wrote to memory of 2736 2192 06c096ef02409a3c521000f055f18aae.exe 16 PID 2192 wrote to memory of 2736 2192 06c096ef02409a3c521000f055f18aae.exe 16 PID 2192 wrote to memory of 2736 2192 06c096ef02409a3c521000f055f18aae.exe 16 PID 2192 wrote to memory of 2736 2192 06c096ef02409a3c521000f055f18aae.exe 16 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2736 wrote to memory of 2692 2736 Windefend.exe 15 PID 2692 wrote to memory of 2748 2692 iexplore.exe 14 PID 2692 wrote to memory of 2748 2692 iexplore.exe 14 PID 2692 wrote to memory of 2748 2692 iexplore.exe 14 PID 2692 wrote to memory of 2748 2692 iexplore.exe 14
Processes
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2692 CREDAT:275457 /prefetch:21⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2748
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692
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C:\Windows\SysWOW64\Windefend.exe"C:\Windows\system32\Windefend.exe" rem "C:\Users\Admin\AppData\Local\Temp\06c096ef02409a3c521000f055f18aae.exe"1⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736
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C:\Users\Admin\AppData\Local\Temp\06c096ef02409a3c521000f055f18aae.exe"C:\Users\Admin\AppData\Local\Temp\06c096ef02409a3c521000f055f18aae.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD58f7f8df8a1741f90d7cc29cf74984f60
SHA1b92ee09153e07792f7aa33319f90e949a45a9cfb
SHA256427b1e5b8c8a5faede3a733acc4f3513d45718bfc2cb3b645759bfbf5756446c
SHA512beb1cca0014fb82ba88218f772b2898a6daa84a572ce40350dce8601056d8da9b1d6c0c9be83d7f100e4ffde3e887356ba685b519a6aa816ac4eaeab36a403a8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5325d2175ec102797dcc9276db95f0643
SHA1392f9a96bb3ad655271a6fda8aebf885076c644e
SHA2566116514bdf955a024473f2189e3a41438f66990eea29ed2735abf6ca525dc8b6
SHA5124868fa5aba4e442bd7f018951e24eae0831fcf38f0b24a9edba79ef04ba2c4ccbf531a7c31a6bc92f3f2628eaa362b94f4ee0e2cf7a814ca2b305131077fbabb
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5016db6fd0c61b56003a2a4acf061308e
SHA1dcdae6c523ae2952065ceb92432b4cf1093afc15
SHA256373e712fa279d004b3550c4b3ec80edb5545984d7305992413a49652ef73f17c
SHA512df9b9963c46d9b6ebcd2fc949ebdbd110feab9fada01fdb65211b5b524673d859f5ed0e94aa42cb107712d18f128767cb1c5c7cc9d2705c6c716aff85b748cce
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54f4d4756b6d4581b9920221f008dec5a
SHA131fcb90ffe21f73c14366fd6cd5301f4204831c7
SHA2561f9ad39588e456af9fe06cb76a5c30d3a6ce8f32038c1e5f478fc9caa2f4f8bc
SHA51279724ee00d2a3eea4d4641a1e3bbf6b9ae6dd005254815da30ae5831939176c8a9a426e3383d7342402d9610881535cf00a3862120090bfe0df1f5161a094698
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5f20f9deb2a63c1496898e1bd2d3de2f9
SHA1b135d9d5312e57fbb32d25238f4469a8266c842b
SHA25628308d48fbdcf9516e3986966a80f418bb66b79e5f06289d888bf44f1b7c6431
SHA51257201b8a07f2a03e632b761788d870fd32aaf246812151122827a0a30bdf78b3c0d5910c912e467f5e1982b971e9c922d26506725e8770bd2e7495ae82df32c0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5c10cd748514af7d721ef3f96779beeba
SHA10590194afc7c3c370786f744c775a57384771812
SHA256dfe0c09ee57f83155a71e4bd9747d20526cca55390c2886c080a140d13ef56ec
SHA512e14698b45076f52258466eb132b4a947e852a5822cfb7d9741c6ad8fb24350ab80f9ea839e9bcfe6f63f759275135c3536a0db8b0ff7debc49b5ff570f34dbf8
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Filesize
47KB
MD506c096ef02409a3c521000f055f18aae
SHA1eb928088dd733c5ee8e6548c01c91a00273965f7
SHA25628e601005be1df1a0fb521da76e163d34d63901c38c5972a573962dda8fa40b8
SHA512030473b3073ec75eb1e13d363cf6d0c0d1da1605fc3dcf4d3808d0ff1699a6a2c95ad95acbfc9dd0f7db8a29bc5c6bbf0af914db05e4f6de09a413791142d545