Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
25-05-2024 19:02
Static task
static1
Behavioral task
behavioral1
Sample
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe
Resource
win10v2004-20240508-en
General
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Target
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe
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Size
6.0MB
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MD5
2fbdf634ddc63ecc2db4603f02b3a7d6
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SHA1
0317b16c30ef2c9c6c93f1a83eee28ffd2937467
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SHA256
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97
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SHA512
ce5d19b278f36b05dcd31d0a00da597fbb61f7e5a3457577c6a77f9e60abf188e8b604854bb4804a6e4e38023b6ba09d6045f0dd5b2ad22c428c371ff25845cc
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SSDEEP
98304:fbdhDqohDS1F+CRcB27OgUWZHw8VQjr+/bJBAUZL+:fbdhDD23a2sWKjr+TJVy
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exepid process 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe -
Processes:
resource yara_rule behavioral1/memory/1252-1-0x0000000000300000-0x000000000030B000-memory.dmp upx behavioral1/memory/1252-12-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-44-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-42-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-40-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-38-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-36-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-34-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-32-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-30-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-26-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-24-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-20-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-18-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-16-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-14-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-10-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-8-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-6-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-4-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-3-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-2-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-28-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1252-22-0x0000000010000000-0x000000001003E000-memory.dmp upx -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exedescription ioc process File opened for modification \??\PhysicalDrive0 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{81DCF181-1AC9-11EF-94AD-7A58A1FDD547} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 2852 iexplore.exe -
Suspicious use of SetWindowsHookEx 9 IoCs
Processes:
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exeiexplore.exeIEXPLORE.EXEpid process 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe 2852 iexplore.exe 2852 iexplore.exe 2100 IEXPLORE.EXE 2100 IEXPLORE.EXE 2100 IEXPLORE.EXE 2100 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exeiexplore.exedescription pid process target process PID 1252 wrote to memory of 2852 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe iexplore.exe PID 1252 wrote to memory of 2852 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe iexplore.exe PID 1252 wrote to memory of 2852 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe iexplore.exe PID 1252 wrote to memory of 2852 1252 e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe iexplore.exe PID 2852 wrote to memory of 2100 2852 iexplore.exe IEXPLORE.EXE PID 2852 wrote to memory of 2100 2852 iexplore.exe IEXPLORE.EXE PID 2852 wrote to memory of 2100 2852 iexplore.exe IEXPLORE.EXE PID 2852 wrote to memory of 2100 2852 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe"C:\Users\Admin\AppData\Local\Temp\e140351b8825aa400d5711fc31ad5a6a7d24a62ef0da4205f2d71f89f0777d97.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://changkongbao.lanzouq.com/ikW9T1cfeg5e2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2852 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2100
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD556c7b7e4660a9ed94f93df308e2464de
SHA197b9215b452a911a42a2765e54184b062cccfd64
SHA256e9584b80d073dcf89787d592b6f00a8b036ff153a25641baefb06e3ef4f3d765
SHA51209fe5356ad679f0fa6629ba96c5518c4b12994355bf8e4c8b9a802589689d8e17829ac6d4c046d2bf21ad8027b3bdc3081066962a4d705bf6095a80d9afa8d43
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD530210c97018285f4c4405dbfeecf9615
SHA1bb17e0f707b1c0a285a3c6b6bb6c7fa27461a728
SHA256435db6760a6b18a251946fc00b55769b67d06c6189fe310e02bb269bb1077b6a
SHA512a57074993d45d3131be1c80911db7a358408332af2841689a03efb3b3668ce372fdb98d7b48614a8b28c54913f601eb2f31e5c6d6c3f865e9f191ad8412272e2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD53aa6039dfa8af1a4a037c0a3f45f020a
SHA14c0054f23a1688c4a11e9f7b8b40933e4b03edb9
SHA2566a413136c92b509b50e845ade42a5223717027de9c36e15ec6004b8733c83b52
SHA51223ced15adbccfd74eb8fa2cbfefb16001df1bb663805c6faa642ef9aafbbd4a3736f34438af6d132fbfdd7de698b0f6b8d151bc58ff75709adbe29e9f51bd47b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5c6d555874bf35dc8c5f25e29b3447a76
SHA198b054632ae61d1b52d94974248838c2a14d20e0
SHA256070372bd294a045c4162fed6e1cc44ab898635b11c19311c403b037ed5da8bd6
SHA512ea9a024903897834e33d3278ba067e4388711da6da9a8d770bb208b08f6868e8b773ee02c403192f1c46bbc77fb0962cc262349a61d0d656727197dd6ec8fd7e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5ac94ec08e0c276a988ff2f654903d2d1
SHA1920281893d56e1aebdebb5cf0b0b7eeedc85a896
SHA2560a0324271af26091ada117e1f24481f4656845bd2296107cd643d40d72a2f37d
SHA512ed77557d87824b9f222efef23ccafffbc330fea4078141f28621d7fda07a79db4cce6b9cdb077b4743b1deb31bcce87cc5f8092729f2449b4be3bf7a73ea4f62
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5da6ce3319bdb3c68c37139abbd70ecb6
SHA19d3195208eda4d2103026eb68880698928c5072e
SHA256016768dbf8025ab2707f8d58814b05d67d7d45ba07d0afc37065acbebd36e0eb
SHA512b938ed26357c4c09eb580c7fdd248a79acfde531d7e904daa86f08fd362cb8e0eaca837d4d7da0453ae1c8a2aa9cd2303450752e48799443cef06f7a43eeddc1
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD52d25c76d9775bb6048c5c01abfe246b0
SHA1f6de0e094904fd574f2d08c19080a42524bed11c
SHA256b470ef5296ce665c6ab6d3f05b3bd07c73e3675918402615ec8119d0974db797
SHA512b202ef36cf95a78e5ec8f59e386696c272ea362ca1d1cbf8f1a29ef29be1d49c377f6bf725f6be57efd4d7cd732e1f04f0c4755050322f9940d3ec89f77091c8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD555065944e8c51713a98c512df91a402c
SHA1bc36144b33e06d867aef744e626763e1db2f00b4
SHA256eb2b7ac6d2ba008dbdb18630469578415d296bd8fccb22f971beefcb33843115
SHA512ab3341c6b4a88127c8e25527e3ee66dfb4234537ce233c56fc4da6d0219e80a54c0bf3382908bd41c20b4387fa6a19d49314ab584e4fd93bcfe02db10724a284
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5d1f81d8990ece99e3b634aa3e9b4ba1b
SHA150cba8a96799abe71c6f6e953ff2141d952706f0
SHA256a2cfc6a368593a23eb4d5257a384331c51ce962eceb49d7fb9f242acf4b1b6a5
SHA512c45347ae8c362e2038b0504afdff924b7e7dc77665a6ef3af2b6aed1053e1182725b45428732f72263835d77bb98b0f0da1643be402fc5dedde8716d560c81ad
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Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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Filesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
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Filesize
10KB
MD5842d9e10867153ad73a1a80d79afef13
SHA133a49d893273182e8aba6e9531c3077d4ab86516
SHA2562823197bddf0203ea011003a4e70f2687da234a3388b5090a76da2c2562d33e4
SHA512e6e10f63c7d3e65358bd6e66a7328f7d06d096b2ed936cd4504cfb8c6b5f4081dd55884bb915191156965b0eb9b3fda6a97b5b1a1eee45d59a41a4e375d1e518
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Filesize
8KB
MD516ef8177433976c14d23f839a8c1152a
SHA12b653ca841498be9292cbbc8b5119504e225f56d
SHA2562a30dc50f2e6e73b059d7419b34924114bffcfa8d99f7703bfbdd4f9e5da8855
SHA5129cccf0eb97b898988e5da63584e195528dd3a0f34d0608844a33c6ac5928d83c8159151a7a15d5382a10114b819cb72d8c5840d254d9ac1023ad6ac22ac4833e
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Filesize
189B
MD5322f59ce015ff2f1f00ecbe4fdfce380
SHA1eb4756a5bb023f6d1feacdbeac6e94013e15d5b0
SHA256c96ef901d8f23cb7626ef980c4cf5bece7aafeef9b2b8b28829d3a11a51562c1
SHA5122610ce1c0a55da67faa9ddaca26529a87bf5ebc6706621682d54024fa887ca9cd54cdc5b854f8b79ea99b02a5277d6931f633fa876107d9ec1bf503bee23a02c
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Filesize
246B
MD5b06ddcfdb64cc28ca0a0ef609de5f05f
SHA1bd95d141935795e249d2ab00824839fd42c8f505
SHA256da0a5d79dc6a120811b556885b704f9fd158b1f19dd5a9c595719feb56065f00
SHA512a1dd3cc527ce6a6c4b0ea2c369d4370f6f1bf332c9255e1a8eebfd5986c133dacc2e6c6a55071e5bcf4724f37ff2920f2e17567ca32571e664b458e526be72b5
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Filesize
260B
MD5924bf7a4ce305dad87743ba3c5773aa9
SHA112d0fddb472394b23e5176ab4ede38974e723b81
SHA25601faf5e88442653bf38adc145d517f44d3495398e0aa666c7486b7030c126cbd
SHA5122380c957717d3bc97ae2de96aba9cd3b50a1774eb96dc47840add1b12ee13485ee6cc6c4d30953b8f42d32ae3b02657966229fcbe58a60843df0cbd6170eb44e
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Filesize
1.5MB
MD5ef48d7cc52338513cc0ce843c5e3916b
SHA120965d86b7b358edf8b5d819302fa7e0e6159c18
SHA256835bfef980ad0cedf10d8ade0cf5671d9f56062f2b22d0a0547b07772ceb25a8
SHA512fd4602bd487eaad5febb5b3e9d8fe75f4190d1e44e538e7ae2d2129087f35b72b254c85d7335a81854aa2bdb4f0f2fa22e02a892ee23ac57b78cdd03a79259b9