Overview
overview
10Static
static
8LG유플....html
windows7-x64
1LG유플....html
windows10-2004-x64
1LG유플...ml.lnk
windows7-x64
10LG유플...ml.lnk
windows10-2004-x64
10MAIL_20230...02.chm
windows7-x64
10MAIL_20230...02.chm
windows10-2004-x64
10Message.chm
windows7-x64
10Message.chm
windows10-2004-x64
10Message.chm
windows7-x64
10Message.chm
windows10-2004-x64
10Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
21-03-2023 23:32
Behavioral task
behavioral1
Sample
LG유플러스_이동통신_202208_이_선.html
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
LG유플러스_이동통신_202208_이_선.html
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
LG유플러스_이동통신_202208_이_선.html.lnk
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
LG유플러스_이동통신_202208_이_선.html.lnk
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
MAIL_20230125151802.chm
Resource
win7-20230220-en
Behavioral task
behavioral6
Sample
MAIL_20230125151802.chm
Resource
win10v2004-20230221-en
Behavioral task
behavioral7
Sample
Message.chm
Resource
win7-20230220-en
Behavioral task
behavioral8
Sample
Message.chm
Resource
win10v2004-20230220-en
Behavioral task
behavioral9
Sample
Message.chm
Resource
win7-20230220-en
Behavioral task
behavioral10
Sample
Message.chm
Resource
win10v2004-20230220-en
General
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Target
LG유플러스_이동통신_202208_이_선.html
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Size
365KB
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MD5
697ddcc6db39f02d3b47a65ac3cade74
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SHA1
fd3c506e0365455121502b7fc0d94d0176a092ee
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SHA256
df713142e412eebe0347c2bd1ba980f2331fc02418be4f7185318c54acb9fea3
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SHA512
6fed3fefe7ca6730aee4fca5feb1641ae6491f5d65f9e9b0d2532c3cf622c1d66b9a70f44d64b76776981b846e443f1ac6e871badde56760e682064bc93467e6
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SSDEEP
6144:7tdb2jWwtY1HwYDeJG5KPLm8ee2lyvlxK5s8ZlWRm2Lqm9YnbY9oy:6viw3PJee2lkl2WNH9YE9oy
Malware Config
Signatures
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "386210155" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{18FC2921-C849-11ED-B9F1-F221FC82CB7E} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fba6cfbdd4578d48a4e75475bed73c6a00000000020000000000106600000001000020000000bfad67768c993ef7e650eed5212ba2360073b28e36ff90ad22b66248bfb4f84e000000000e80000000020000200000009dc5c3d434cb5d91e371528dc2edede8b684d070b7ba72b660ae3d6fd6eb6f9790000000cc5a9e7e493f7a04970b3ff239b8cb9dc5a6924419ff2d828351e0a1c11f944072db6d2c654dd2164e3f7cd4cc5d59c0c354aef92bb83d4c7768096348f5041db8b9200818dde242be4cc499ca247d3a87f7a1b867169742652072f09736c99cba67e13213507db91edddaa5be06add8e52f968bbf2fcd7357ec46feddb7f56eedd5b1d882e19ccce701f7812e16eb104000000042a292825ebdff1e1871829d70fbe0d4df31a101fb21ef38f473c1b6bde0f377695da68ee3e3030e808005db183e938eb75cafc9200d15aec7873cdbc5724363 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fba6cfbdd4578d48a4e75475bed73c6a000000000200000000001066000000010000200000004bb9151ffb580144d297dea9950a89926610ab3ea5ae0082fd66fe5ad22fbd3a000000000e80000000020000200000004a2ec64a5fb3974e931c360359d61f223f2932ff113b8cb9fe062c51021c0d10200000002667bd8c048a378b90efc4734c9aba2d08f8292faa78c1e373001ac7e795dd8640000000bc87c38f359e3146af10dd02c636c5a8c11503018450b23def5461559a03ed62a10e6fe2153158e8fdbc8faa43b38201e764f7d3149155f132a2556dfd361d2f iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e04a08f4555cd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1296 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 1296 iexplore.exe 1296 iexplore.exe 368 IEXPLORE.EXE 368 IEXPLORE.EXE 368 IEXPLORE.EXE 368 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
iexplore.exedescription pid process target process PID 1296 wrote to memory of 368 1296 iexplore.exe IEXPLORE.EXE PID 1296 wrote to memory of 368 1296 iexplore.exe IEXPLORE.EXE PID 1296 wrote to memory of 368 1296 iexplore.exe IEXPLORE.EXE PID 1296 wrote to memory of 368 1296 iexplore.exe IEXPLORE.EXE
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\LG유플러스_이동통신_202208_이_선.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1296 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015Filesize
61KB
MD5e71c8443ae0bc2e282c73faead0a6dd3
SHA10c110c1b01e68edfacaeae64781a37b1995fa94b
SHA25695b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72
SHA512b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
342B
MD5be10250483f7d4f0453135a3dcd89998
SHA11c0e5376a60dc91e5d237116e713a47db0ab5520
SHA25649f58f06a3cfcc90c79bef4e64eb7ef1506ad9827958a3c28b91c474514aa11e
SHA512dcd6d10b2f54b47f2186a58adcf674fe6dea9d337d5c0313e050415d8ebcf5008023114bc8ac58c6c397c836aeabec3bf5817f1823a6e53fe9af89e20be12bad
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
342B
MD5a8a7e07475a3c922a2c00426629c3a7f
SHA167861f6505ef03dfa1020c8d2efd7e4a7903e39a
SHA256e0cceed322268ddad47f41cae6d2f971bcf21783f58303ec9687feecf252a352
SHA5120ffdbae4ce3735e84f0672889f3eb5948c01cfe29aaa4e16ec9efa1c35b8c6ffe5031fbe1df57551c1e9c94d5104d100c2a6846cffca792dd8ccc0e3160f8cf8
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\AFOBZ3YS\suggestions[1].en-USFilesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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C:\Users\Admin\AppData\Local\Temp\Cab4B84.tmpFilesize
61KB
MD5fc4666cbca561e864e7fdf883a9e6661
SHA12f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA25610f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
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C:\Users\Admin\AppData\Local\Temp\Tar4D12.tmpFilesize
161KB
MD5be2bec6e8c5653136d3e72fe53c98aa3
SHA1a8182d6db17c14671c3d5766c72e58d87c0810de
SHA2561919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd
SHA5120d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\7USPRQ6O.txtFilesize
597B
MD5b64e46e4ec0ad6cb65444dce1d52416e
SHA193a1454def05fab3813103f84bb389f5e76bbb0d
SHA25637025ecaedcad8111a2dc1d065c848d67a751470274aba2234172b025683f3b4
SHA5125c8b248ab6716fbecf946c0afad01ebaf3798e49ca9775cb6c76cc9c2f6a435844e560272a36548679bf97fc6430bd3354794e963412fc391f65fcd46494b14c