Analysis
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max time kernel
111s -
max time network
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platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 11:54
Behavioral task
behavioral1
Sample
e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
Resource
win10v2004-20221111-en
General
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Target
e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
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Size
223KB
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MD5
f2c356f87786627d763d29c3589df241
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SHA1
1b9cce8bd5fcbc468935b562218b605201d89cc6
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SHA256
e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d
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SHA512
1c5d004c6fa4b04809730707a927082df456578a197c5876b15dab0245cde6503d4548668404bedb845d2e79790840fa5e4fc31f9da4bc949417e7cb05513b2b
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SSDEEP
3072:DPrvY+VTqmolx0FdkREnTxQTZ2BNi1drKcehD:DPrv3dBSRETi8i1drZ6D
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1368-55-0x0000000000400000-0x000000000044B000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1368 set thread context of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 -
description ioc Process 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\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377095477" 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\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\Recovery\AdminActive 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\Main 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\LowRegistry\DOMStorage 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\LowRegistry IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{51F6A4A1-7563-11ED-954F-D29BCC0F3FEF} = "0" 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 Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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\InternetRegistry 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\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 (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\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" 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\Toolbar\WebBrowser 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\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe Token: SeDebugPrivilege 1916 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 624 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 624 IEXPLORE.EXE 624 IEXPLORE.EXE 1916 IEXPLORE.EXE 1916 IEXPLORE.EXE 1916 IEXPLORE.EXE 1916 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1368 wrote to memory of 1216 1368 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 27 PID 1216 wrote to memory of 1492 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 28 PID 1216 wrote to memory of 1492 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 28 PID 1216 wrote to memory of 1492 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 28 PID 1216 wrote to memory of 1492 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 28 PID 1492 wrote to memory of 624 1492 iexplore.exe 29 PID 1492 wrote to memory of 624 1492 iexplore.exe 29 PID 1492 wrote to memory of 624 1492 iexplore.exe 29 PID 1492 wrote to memory of 624 1492 iexplore.exe 29 PID 624 wrote to memory of 1916 624 IEXPLORE.EXE 31 PID 624 wrote to memory of 1916 624 IEXPLORE.EXE 31 PID 624 wrote to memory of 1916 624 IEXPLORE.EXE 31 PID 624 wrote to memory of 1916 624 IEXPLORE.EXE 31 PID 1216 wrote to memory of 1916 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 31 PID 1216 wrote to memory of 1916 1216 e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe"C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exeC:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:624 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1916
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD509cf2b96777d57d87388664269d1a9ba
SHA11b113f4f35a4fb74f94a422bc72f2c7e7786054d
SHA256fa321dc3aaf7ae2c08412233294ab8290f2627816c351ebbb78c9076fc78cdab
SHA512c0ef98af7e8bc634fe509f6837dd4aa8a1416c390307d83eb1485298f55ae4e460dc4304d063df99e6bfa565dc4dfa4d0245d0aa3578124d6c74f29ec662e808