Analysis
-
max time kernel
0s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2023 22:50
Static task
static1
Behavioral task
behavioral1
Sample
4155c799c5ee8b8a955c506819a77884.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4155c799c5ee8b8a955c506819a77884.html
Resource
win10v2004-20231215-en
General
-
Target
4155c799c5ee8b8a955c506819a77884.html
-
Size
53KB
-
MD5
4155c799c5ee8b8a955c506819a77884
-
SHA1
2997ea9c8f374b9195560ad56f8fd36d88b7ce85
-
SHA256
dcaa8aad8c7b18c2efd6a8419008b2fbb9b32d5cab74efed853a33c95eafe202
-
SHA512
0b652d3d28a8fa0b620e9561edb990d9160caaa85f6a5736bc8c925d9d5e414e59fe0518c953331eca529155d577a735497c6b3580fb00518da04aec17d189d0
-
SSDEEP
1536:CkgUiIakTqGivi+PyUNrunlYs63Nj+q5VyvR0w2AzTICbbioJ/t9M/dNwIUTDmD0:CkgUiIakTqGivi+PyUNrunlYs63Nj+qS
Malware Config
Signatures
-
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\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-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{053C193E-A441-11EE-8184-CE055DF4442A} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4052 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4052 iexplore.exe 4052 iexplore.exe 1248 IEXPLORE.EXE 1248 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4052 wrote to memory of 1248 4052 iexplore.exe 18 PID 4052 wrote to memory of 1248 4052 iexplore.exe 18 PID 4052 wrote to memory of 1248 4052 iexplore.exe 18
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\4155c799c5ee8b8a955c506819a77884.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4052 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4052 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1248
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
-
Filesize
706B
MD567f3a5933c17b3ab044826d3927d0ba9
SHA15957076d09bacaa6db8ddc832b4fd87ed8f05f8a
SHA25697e800f4836b7030dd58fe6296294b7ff5ef1b5eb0e88353f230ea1608d2bb64
SHA51203ba224055ffdbf32b7eea30c764dc18d66cc6d8707dc5fafab74e155b0bb3d4d691c5788b033a68f05299547297125122778fa7e3252f93e7343d918936643e