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Analysis
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max time kernel
0s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 14:48
Static task
static1
Behavioral task
behavioral1
Sample
26df716b4a59f04d445c4c971bb0619c.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
26df716b4a59f04d445c4c971bb0619c.html
Resource
win10v2004-20231222-en
General
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Target
26df716b4a59f04d445c4c971bb0619c.html
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Size
3.5MB
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MD5
26df716b4a59f04d445c4c971bb0619c
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SHA1
5a457e71b1f0f3f6b8e27d201e2e152335a5164e
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SHA256
cf50ee8a3e617f98fe1839f3f860caa6d7fc6365bede9fe9210ea72556f5e00b
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SHA512
b36f50355d89402d7fb1ab4b318ac609d6b6a77d436d2372c9d994c59614265bdfc131cca8a3de69789eb5e3d1bb286831ce900197bc86c82460ad210ba150c8
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SSDEEP
12288:oLZhBVKHfVfitmg11tmg1P16bf7axluxOT6Nfs:ovpjte4tT6Ns
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BE1F48D5-A59D-11EE-A0B6-6EDCCF833886} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 836 iexplore.exe 836 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 836 wrote to memory of 4952 836 iexplore.exe 16 PID 836 wrote to memory of 4952 836 iexplore.exe 16 PID 836 wrote to memory of 4952 836 iexplore.exe 16
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\26df716b4a59f04d445c4c971bb0619c.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:836 CREDAT:17410 /prefetch:22⤵PID:4952
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
23KB
MD5bc8c6c43bea4443ed33a7993e43de622
SHA1851fd8a1b83f885e269bb0933982c38b65ff66de
SHA25607f4aad36e7d12b0a85c0c4c98a14ee470960bf52d68b09053bf50845cec4ca6
SHA512769523640864ce5276e9c6c0fdf6ec8e7a80efb1c8e164b056411c99aca4e8d6382847d70635e38ac41f90a7cee8cf720d56651d0461942df97192d93ada9431
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Filesize
6KB
MD5dddd327673d98550da6952e7355ec589
SHA10f80a705804e60b4706f042d075414ffacdf6529
SHA256b6f4e18dfe4cff64076f8b2cff0adcabd8c149baa1eadefb4f90e4107d1c2648
SHA51289fb84b7d3da7fa9633ccdc0dd5dc68ba0a747c73c61f78323aa52f4c56d589972f7ffdefb3b26b3cffdb4321c4e54d23c63ee6107a2bd733759562d8fa820a3
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Filesize
25KB
MD5ac4b26be8bc8033b67aba42d7d3a768c
SHA1aa637bb34b75fe1e3a654d362cdd82e0a16a6e7b
SHA256d2cadb9ea2043a2593e1982a6b559236b3820a68055fcfe2ec8b58046132a519
SHA512411db8cad977b8239bf4a2f1e25ffab557d665471646005255c67a6593f406db00a3fe00a339b8beef30fad30127effe11a12fee043033dc8051e00fdf107be7
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Filesize
19KB
MD5dd1d068fdb5fe90b6c05a5b3940e088c
SHA10d96f9df8772633a9df4c81cf323a4ef8998ba59
SHA2566153d13804862b0fc1c016cf1129f34cb7c6185f2cf4bf1a3a862eecdab50101
SHA5127aea051a8c2195a2ea5ec3d6438f2a4a4052085b370cf4728b056edc58d1f7a70c3f1f85afe82959184869f707c2ac02a964b8d9166122e74ebc423e0a47fa30