Analysis
- max time kernel
136s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
01/09/2024, 11:46
Behavioral task
behavioral1
Sample
e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe
Resource
win7-20240729-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe
- Size 532KB
- Sample240901-nxpkdazfjc
- SHA256 e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876
- MD5 1b39dcc5de43d2840d6992a561e34eec
- SHA1 abb567aadfbd5686b3fbed027dc297646e6bbf04
- SHA512 1a63c915bf4a829bf3fdb50fdf8cd1dbdeebe0fc6265d5c45ed3eeec43be44f857aac7008c7ae453c0f859efa660ed4e77fb76ec9b83e5b5d5effd3bd4c0bdcb
- SSDEEP 12288:f3kUNnIL4Qyva9myMBBWRb4omnOlydGuGEViW9bLMe:veL45a9c9oCOlydEU9nl
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ielowutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3054318769" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E18E3519-6857-11EF-A2A4-C63D5579F9B2} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009a7bf3bae5f3a549b81f23758225dc5c00000000020000000000106600000001000020000000031d60ec87900bf6959a19555455b15d4fd6478af3b57ed14a3ca314b8ed92bb000000000e80000000020000200000003e5ab8875225455ed51b2ae640692ecedd0c2c7e88d302494e38f16f6323a9a020000000b368a5131af88407968497a6e5f7a761e9851d98a1ecd7257f136ee9a3828bb1400000009cef75f886f68fafad2c27594ed7cef44a3048c45eb8eec833ec1ef1777e90155908104d40bc0e9bce299e45862124b35b5368e5353d23a44c6e45e20f100864 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31128676" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31128676" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3054318769" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50af3aab64fcda01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3956 iexplore.exe 3956 iexplore.exe - Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 32 e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe 3956 iexplore.exe 3956 iexplore.exe 3088 IEXPLORE.EXE 3088 IEXPLORE.EXE 3956 iexplore.exe 3956 iexplore.exe 2672 IEXPLORE.EXE 2672 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3956 wrote to memory of 3088 3956 iexplore.exe 95 PID 3956 wrote to memory of 3088 3956 iexplore.exe 95 PID 3956 wrote to memory of 3088 3956 iexplore.exe 95 PID 3956 wrote to memory of 2672 3956 iexplore.exe 102 PID 3956 wrote to memory of 2672 3956 iexplore.exe 102 PID 3956 wrote to memory of 2672 3956 iexplore.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe"C:\Users\Admin\AppData\Local\Temp\e81255ff6e0ed937603748c1442ce9d6588decf6922537037cf3f1a7369a8876.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:32
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C:\Program Files (x86)\Internet Explorer\ielowutil.exe"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding1⤵
- System Location Discovery: System Language Discovery
PID:1020
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3956 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3956 CREDAT:17410 /prefetch:22⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3088
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3956 CREDAT:82946 /prefetch:22⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2672
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4120,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4464 /prefetch:81⤵PID:3648