Analysis
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max time kernel
119s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
21-10-2022 01:50
Static task
static1
Behavioral task
behavioral1
Sample
4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe
Resource
win7-20220901-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe
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Size
461KB
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MD5
4873ecae999fd779ecaef8c436649285
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SHA1
94c6cf64e26ccd7a16aa8d1e067f90f347a5f32f
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SHA256
4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121
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SHA512
b1ccd944750a793da4b44d8c854bd755cae196ffe2cecdee68d995fb493b1648d903fce7bd440c180bbc59f0563ad1f06f1a3e548ccb677cb4f9d685b0bffa47
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SSDEEP
12288:9bzxG09kRLS0CQE83xYygA+PaAN8qnlNgKPKiYW3:93A5RLxEry9+iAmiDgKKib
Score
7/10
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1912 cmd.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373104805" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a00000000020000000000106600000001000020000000ac4aa929200c75bd0c40e11219dc09890570e03d616f9bbd2708980a71c911d5000000000e8000000002000020000000cf5304d96548ce5de5feb8d47837a11a1e4958ed64a50789f36dcb20385e81fb20000000150909b66558209cbbcc5679265106e326b576c631d01c6d5a124d9afac5aaa44000000056ce7783d8cb1572186740769abee074772df41a723f0f11577c564da3803cdb3306a007ba722c23b9fc6461f038adc3f23547e2f79856315b6bd026dac702eb IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 001af2a524e5d801 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{C6AA9881-5117-11ED-A45B-DAC72961D548} = "0" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1532 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 1532 IEXPLORE.EXE 1532 IEXPLORE.EXE 1736 IEXPLORE.EXE 1736 IEXPLORE.EXE 1736 IEXPLORE.EXE 1736 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1328 wrote to memory of 1532 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 27 PID 1328 wrote to memory of 1532 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 27 PID 1328 wrote to memory of 1532 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 27 PID 1328 wrote to memory of 1532 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 27 PID 1532 wrote to memory of 1736 1532 IEXPLORE.EXE 29 PID 1532 wrote to memory of 1736 1532 IEXPLORE.EXE 29 PID 1532 wrote to memory of 1736 1532 IEXPLORE.EXE 29 PID 1532 wrote to memory of 1736 1532 IEXPLORE.EXE 29 PID 1328 wrote to memory of 1912 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 30 PID 1328 wrote to memory of 1912 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 30 PID 1328 wrote to memory of 1912 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 30 PID 1328 wrote to memory of 1912 1328 4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe"C:\Users\Admin\AppData\Local\Temp\4123a4a455bafb46e128ad90547f442b474a9960823ec31bf8f0833ff9e37121.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1328 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.wa300.com/tj.html2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1532 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1736
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\4123A4~1.EXE2⤵
- Deletes itself
PID:1912
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD56d72b21a8f3008cd9fb075557454fc01
SHA1687ec8f4fbd0662c624291cb93e11aa00ccce7f3
SHA256fff274baf63813e2117e65525eb8bcfc4adb3912bb640371cc43434008a39033
SHA512b5746cda9518730a2568f26562b8ca518c51b8eca688f1aeb9708b33a3b65c2260a6fe0aa58b466c28e5fb4e3ad55287f8e94c9c60c7a5db536c4916b653ec01