Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 11:06
Static task
static1
Behavioral task
behavioral1
Sample
aa8e445cd39fc38cf52e0854ba9b957e4cda9b30a8c2e14e188117ec6ae42991.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
aa8e445cd39fc38cf52e0854ba9b957e4cda9b30a8c2e14e188117ec6ae42991.dll
Resource
win10v2004-20221111-en
General
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Target
aa8e445cd39fc38cf52e0854ba9b957e4cda9b30a8c2e14e188117ec6ae42991.dll
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Size
949KB
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MD5
fbdf6a25fef3a7a6ff829852ee01b5c9
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SHA1
5c072fcc91f2ce0c6f859703c3ef1a18edc34d2f
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SHA256
aa8e445cd39fc38cf52e0854ba9b957e4cda9b30a8c2e14e188117ec6ae42991
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SHA512
3d00d3387a4bc0db7cfdee26f70be69a613fea3f381ed9d25151ec81ab5d0340936f5c753ac76df6237c02b66fc1981c91787bd9fcb43ee7fd28836388f1f3a4
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SSDEEP
24576:N+YtmDJKpjOZdGFxI/zYd2yykjIm+JOTxpcvupMo/MtBl6:NRlj+ITrcv8MgMl
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 532 set thread context of 1644 532 rundll32.exe svchost.exe -
Processes:
IEXPLORE.EXEiexplore.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "227" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "266" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "42" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "222" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "266" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "227" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "22" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "122" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "209" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "222" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "122" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "266" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000002541bb5f82651c498b1336301e54f19f00000000020000000000106600000001000020000000197a8e998d8da3c7376d9fe2e865cf472e01dec4d615a9365da1020aa211f9b7000000000e800000000200002000000042de79218f0a61d39217306978b2f797c98fcf86ed3501cb383ebc494decc94d2000000071bf7e191e1fa6c7057500f7b61a4d3b4b608f7e85d464d3fb713261aad8a43b400000003e40bcaeea4efcaf7a3a23081eaea6fd173328f5b843ff7b65c5dbc59b3fb3b639ff8adb11e3ef16f577ca1c3ea6bf6d376c219ef04d113826b2cdc9663bb212 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0f54be238ffd801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\Total = "42" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "375972206" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "42" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "222" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "209" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "227" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{0101ED71-6B2C-11ED-B98A-FAB5137186BE} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "209" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "22" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.java.com\ = "22" IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
IEXPLORE.EXEpid process 1180 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 2004 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 2004 iexplore.exe 2004 iexplore.exe 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
rundll32.exerundll32.exesvchost.exeiexplore.exedescription pid process target process PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 1452 wrote to memory of 532 1452 rundll32.exe rundll32.exe PID 532 wrote to memory of 1644 532 rundll32.exe svchost.exe PID 532 wrote to memory of 1644 532 rundll32.exe svchost.exe PID 532 wrote to memory of 1644 532 rundll32.exe svchost.exe PID 532 wrote to memory of 1644 532 rundll32.exe svchost.exe PID 532 wrote to memory of 1644 532 rundll32.exe svchost.exe PID 532 wrote to memory of 1644 532 rundll32.exe svchost.exe PID 1644 wrote to memory of 2004 1644 svchost.exe iexplore.exe PID 1644 wrote to memory of 2004 1644 svchost.exe iexplore.exe PID 1644 wrote to memory of 2004 1644 svchost.exe iexplore.exe PID 1644 wrote to memory of 2004 1644 svchost.exe iexplore.exe PID 2004 wrote to memory of 1180 2004 iexplore.exe IEXPLORE.EXE PID 2004 wrote to memory of 1180 2004 iexplore.exe IEXPLORE.EXE PID 2004 wrote to memory of 1180 2004 iexplore.exe IEXPLORE.EXE PID 2004 wrote to memory of 1180 2004 iexplore.exe IEXPLORE.EXE
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aa8e445cd39fc38cf52e0854ba9b957e4cda9b30a8c2e14e188117ec6ae42991.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aa8e445cd39fc38cf52e0854ba9b957e4cda9b30a8c2e14e188117ec6ae42991.dll,#12⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Windows\SysWOW64\svchost.exe"C:\Windows\system32\svchost.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://www.java.com/pt_BR/4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2004 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1180
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
61KB
MD53dcf580a93972319e82cafbc047d34d5
SHA18528d2a1363e5de77dc3b1142850e51ead0f4b6b
SHA25640810e31f1b69075c727e6d557f9614d5880112895ff6f4df1767e87ae5640d1
SHA51298384be7218340f95dae88d1cb865f23a0b4e12855beb6e74a3752274c9b4c601e493864db777bca677a370d0a9dbffd68d94898a82014537f3a801cce839c42
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5433e633f5d437ecf35c62d7fa974469b
SHA1f040b370da935e64af4d0556e98c20997c7d6095
SHA2569c57bc388bf0c24d470b0fbf44eca4862a6fd0f76d50a52b9fc9d88e854f7aad
SHA5129f234868e1d27f3b3b9519d0d54fc8e166094600bc5d4963586ba4df5caf5963d564f2536e6d8bbb0c580e72c19851faf96e7913e502802ca00621521568a080
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Filesize
5KB
MD563347c7bda5c34973730ffde14503768
SHA1b2e9e0c10793846b2e8bd5566bbc51c9d4bdde2c
SHA25618a4bf36132705851ceb007f559f5ae6550dfccdbb8c1f0869df226e88dc1c22
SHA5126cf692f664c6415efff700c8edb106cf1b59e13e8b6f975219bdfba5ef21303405c64efee2d5bed026ed51a1c6a77cbbf579728720efb691e5900da7367ec133
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Filesize
1KB
MD5e049bc23c1e6882b6dcb165314c43a1e
SHA1c6f2cc0124bc118e5059e7367a5e40cf30a2dc23
SHA25653bda9e517ffc9d0b20f755cff28409d8be263de2140ceef8bef2006078f85e2
SHA5129538d92bd5fca93b3cbc9bb2b1a80d772c049d22ed8cda5b1a5094d543c1bed677d6b201fabf5a159f5f782f9d36be2099d7fef906d171b90d5c24ce5996da2d
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Filesize
601B
MD5138fd6ebeb9d2ad424bea268eb99acdd
SHA1ac30549ba1c24d4e4b277146c4c6f681081847c9
SHA25666cedd8e93e092c97c06a86887526b14568a9152206531a5dc1518ab4c885a13
SHA512941568bc8e02b5b0c51b4539e48b7a3072ca2d6e29a5d8a7af51c7b66576d44ce7290f871b4b0794efd0fddc3ce20e728a536103f4f7750e079f806cabf10fd4