Analysis
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max time kernel
144s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
30-06-2023 12:52
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://raw.githubusercontent.com/Realtek25556/rhti2/gh-pages/90hfnvo69vk2ot.bmp
Resource
win10v2004-20230621-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
https://raw.githubusercontent.com/Realtek25556/rhti2/gh-pages/90hfnvo69vk2ot.bmp
Score
6/10
Malware Config
Signatures
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3020347365" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31042390" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D618A54E-1749-11EE-8852-F6AA226F753B} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2879722277" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "394293520" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2879722277" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042390" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000288d3b2652f30d4284f7c7f712a4195800000000020000000000106600000001000020000000c6185fb16c116efc17f35be4267577c9401774a5674a0bebe4b21a12711522c0000000000e80000000020000200000001b566ddb8862cf89ce0ae678f1e3f72df1ac532ad5ee22c3ac485cda72825ff52000000036eeb02745baf025f4eb057df0eb14f602c58c8eb6a5c36b53e8b97db72f75ad4000000074d08f1e33beb9cca93d6fc32c58c844f325cbbc6df03564787c2e0f21ffb1da8d31359e8f8d157457249ea165c89ee9e3ad5d4b1a004f79de9d05362c36d271 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31042390" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000288d3b2652f30d4284f7c7f712a419580000000002000000000010660000000100002000000025941d8a7c95a1b7cf392d249d84d41fac515e5d61eff9b809544da967125fb9000000000e8000000002000020000000d55f25b73318dd99fd28e46a6f480d1f21cf333e58498c5af6c2dde579480e5520000000d36ecae60185df3fcf08238bb0768a7ca79fc99814f735deef56fa443618f65e40000000281ddbf5987cb51e498e4b22b31f62a86f955a845e1eb8975055274bc25e53239b7bafe8eef8f403a1dcbf70d67c6e93742f1aa9627b2cf523ebf69f4e377341 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 1015c6be56abd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0f5f0be56abd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042390" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3020347365" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4144 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4144 iexplore.exe 4144 iexplore.exe 3588 IEXPLORE.EXE 3588 IEXPLORE.EXE 3588 IEXPLORE.EXE 3588 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4144 wrote to memory of 3588 4144 iexplore.exe 84 PID 4144 wrote to memory of 3588 4144 iexplore.exe 84 PID 4144 wrote to memory of 3588 4144 iexplore.exe 84
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://raw.githubusercontent.com/Realtek25556/rhti2/gh-pages/90hfnvo69vk2ot.bmp1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4144 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4144 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3588
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d