Analysis
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max time kernel
117s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 17:24
Static task
static1
Behavioral task
behavioral1
Sample
4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe
Resource
win10v2004-20220901-en
General
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Target
4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe
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Size
367KB
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MD5
f79ac1396ea7aca7f2212affe0ef0c47
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SHA1
1fb05490843bed336636d584156bdca3ec1c6135
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SHA256
4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5
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SHA512
547ed2068a64d4e5cebe3e9cde98bd53f6978cf18684d74d2278050f72bc5292becab516d3585ada1b37e40315f080c934867b6bb1d98074a7d24774f6ce792d
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SSDEEP
6144:mOwh11PzqzZBljxZ6bJyfDIZK8oW+vwXvEd7Pgr1FHr8v20xTcRoM+mN5t:mOwh11Pzqzci071vagfL8vNNsoM+8n
Malware Config
Signatures
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description ioc Process 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 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\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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\GPU 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 Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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 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\Toolbar 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 (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\IETld\LowMic 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\{30DD6D81-782E-11ED-954F-D29BCC0F3FEF} = "0" 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\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377402512" 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\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe Token: SeDebugPrivilege 1120 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1708 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1708 IEXPLORE.EXE 1708 IEXPLORE.EXE 1120 IEXPLORE.EXE 1120 IEXPLORE.EXE 1120 IEXPLORE.EXE 1120 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1196 wrote to memory of 940 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 27 PID 1196 wrote to memory of 940 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 27 PID 1196 wrote to memory of 940 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 27 PID 1196 wrote to memory of 940 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 27 PID 940 wrote to memory of 1708 940 iexplore.exe 28 PID 940 wrote to memory of 1708 940 iexplore.exe 28 PID 940 wrote to memory of 1708 940 iexplore.exe 28 PID 940 wrote to memory of 1708 940 iexplore.exe 28 PID 1708 wrote to memory of 1120 1708 IEXPLORE.EXE 30 PID 1708 wrote to memory of 1120 1708 IEXPLORE.EXE 30 PID 1708 wrote to memory of 1120 1708 IEXPLORE.EXE 30 PID 1708 wrote to memory of 1120 1708 IEXPLORE.EXE 30 PID 1196 wrote to memory of 1120 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 30 PID 1196 wrote to memory of 1120 1196 4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe"C:\Users\Admin\AppData\Local\Temp\4a120a25bb58ff6ac470678b9a5625b423c4555de3425041a495959c737a7dd5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:940 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1708 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1708 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1120
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
603B
MD511ad7277aedfe28521611d5d36e2c2be
SHA19903767b60ac87fdc40de3edd17d91316ff50966
SHA256dfc5b9dbf99e4462827bd696feb98116a1ff2b56ae3d65e54b386e4ce3563abe
SHA512362e09da23ab05159876e8c4acf5f206c30249bab9a9c05e1442a2821926d533685cc9c343dfb34bd6edd4d7807f6a01e81e47956b8d9dfa1ed02d4241d5f0e7