Analysis
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max time kernel
178s -
max time network
221s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
24/04/2022, 10:38
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://zerit.top/dl/build2.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
http://zerit.top/dl/build2.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Signatures
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Vidar Stealer 5 IoCs
resource yara_rule behavioral1/memory/1956-59-0x0000000000400000-0x000000000044C000-memory.dmp family_vidar behavioral1/memory/1956-60-0x000000000042118A-mapping.dmp family_vidar behavioral1/memory/1476-65-0x00000000002E0000-0x0000000000329000-memory.dmp family_vidar behavioral1/memory/1956-66-0x0000000000400000-0x000000000044C000-memory.dmp family_vidar behavioral1/memory/1956-67-0x0000000000400000-0x000000000044C000-memory.dmp family_vidar -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 1476 build2.exe 1956 build2.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1476 set thread context of 1956 1476 build2.exe 32 -
Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\PhishingFilter iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = e03a954ad857d801 iexplore.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 402ee45cd857d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "357568912" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000358f16e0538341458b70f68dad1eafd4000000000200000000001066000000010000200000008ec3c9a5c276a9a51745987cb512b56b566ef6fd70d3f4cbec1e4f0fabe781df000000000e800000000200002000000059cff5ae4c4afb1df28aa68e6ae30c4d7e381884aa3b2a1e64a7758ced059d172000000035897302ee51a365c44bed1759fc529150a2f99b1e227c8cbbbf2a03ea85a10a40000000ff52c472d967c202dc21d3463f6b51de7d85b3e503384832575cf037c3c3dc5073d75f2b0a88f14214e9f98b97bd9c0248d9b2b3ff863bb547904767f7071bac iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{8270F121-C3CB-11EC-8B7D-62D05D50A506} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1460 iexplore.exe 1460 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1460 iexplore.exe 1460 iexplore.exe 1664 IEXPLORE.EXE 1664 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1460 wrote to memory of 1664 1460 iexplore.exe 29 PID 1460 wrote to memory of 1664 1460 iexplore.exe 29 PID 1460 wrote to memory of 1664 1460 iexplore.exe 29 PID 1460 wrote to memory of 1664 1460 iexplore.exe 29 PID 1460 wrote to memory of 1476 1460 iexplore.exe 31 PID 1460 wrote to memory of 1476 1460 iexplore.exe 31 PID 1460 wrote to memory of 1476 1460 iexplore.exe 31 PID 1460 wrote to memory of 1476 1460 iexplore.exe 31 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32 PID 1476 wrote to memory of 1956 1476 build2.exe 32
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://zerit.top/dl/build2.exe1⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1460 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1460 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1664
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe"C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe"C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe"3⤵
- Executes dropped EXE
PID:1956
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe
Filesize368KB
MD5ad1b502b6714c0a374b055332018974b
SHA1672f4e44475177ddcb1bfa73db3c5dee0f031bc2
SHA256f2cfbc265125aca3cbf385120f7489e8044f444976ba43ee3a19e706257c9e95
SHA5120197d74e6eb9fa11d48e6939dbd091c6896908870a59fef1d40830e43caf2539fd03ac933d47eae4c3b0ec74e2bfb0ece7f44c4a525b075fe4235ca6086c355e
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe
Filesize368KB
MD5ad1b502b6714c0a374b055332018974b
SHA1672f4e44475177ddcb1bfa73db3c5dee0f031bc2
SHA256f2cfbc265125aca3cbf385120f7489e8044f444976ba43ee3a19e706257c9e95
SHA5120197d74e6eb9fa11d48e6939dbd091c6896908870a59fef1d40830e43caf2539fd03ac933d47eae4c3b0ec74e2bfb0ece7f44c4a525b075fe4235ca6086c355e
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\G065FIJE\build2.exe.lcntzzq.partial
Filesize368KB
MD5ad1b502b6714c0a374b055332018974b
SHA1672f4e44475177ddcb1bfa73db3c5dee0f031bc2
SHA256f2cfbc265125aca3cbf385120f7489e8044f444976ba43ee3a19e706257c9e95
SHA5120197d74e6eb9fa11d48e6939dbd091c6896908870a59fef1d40830e43caf2539fd03ac933d47eae4c3b0ec74e2bfb0ece7f44c4a525b075fe4235ca6086c355e
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Filesize
604B
MD535522e1e46e435073309756e104883de
SHA12cabc7c6fa000736c2805e14c647e35a328cddee
SHA25662069d095a8fe4c93fc13c87a72e0723e119e795158b210c68a9308d44620116
SHA51258022b4f52c1ca10d5fa4bfca02e4311623142e5975d1b3dd03a792a7b48bb79fecc8c30c05c854d1967c1e4c83d77b9b9e4552d19813d3da914b80147f029d3