Analysis
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max time kernel
1s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
05-01-2024 06:15
Static task
static1
Behavioral task
behavioral1
Sample
42f5fc4d3c22cbc3689dbbe38bac200b.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
42f5fc4d3c22cbc3689dbbe38bac200b.html
Resource
win10v2004-20231222-en
General
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Target
42f5fc4d3c22cbc3689dbbe38bac200b.html
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Size
53KB
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MD5
42f5fc4d3c22cbc3689dbbe38bac200b
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SHA1
5e3430dd41c9313de3417eab3245e7483fb9b502
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SHA256
e7f51c55cbd8cc6fff1b44c04d42401a155eaac9f5f21716b21bf314545ec444
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SHA512
dfc88509c50a7ce0ae54f023eac7b62e928cf921a17c41bf7e020fcca0e099bd8a66b9e756d6d692a03f63baa96017db05e6ea1778d147b1c560521caf34982f
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SSDEEP
1536:CkgUiIakTqGivi+PyUnrunlYJ63Nj+q5VyvR0w2AzTICbbiom/t9M/dNwIUTDmDj:CkgUiIakTqGivi+PyUnrunlYJ63Nj+qw
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 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\{2B30DEBD-AB9A-11EE-A0B6-6207E08AD8FF} = "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 (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\GPU 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 Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\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 -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4712 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4712 iexplore.exe 4712 iexplore.exe 3636 IEXPLORE.EXE 3636 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4712 wrote to memory of 3636 4712 iexplore.exe 17 PID 4712 wrote to memory of 3636 4712 iexplore.exe 17 PID 4712 wrote to memory of 3636 4712 iexplore.exe 17
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\42f5fc4d3c22cbc3689dbbe38bac200b.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4712 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3636
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
706B
MD567f3a5933c17b3ab044826d3927d0ba9
SHA15957076d09bacaa6db8ddc832b4fd87ed8f05f8a
SHA25697e800f4836b7030dd58fe6296294b7ff5ef1b5eb0e88353f230ea1608d2bb64
SHA51203ba224055ffdbf32b7eea30c764dc18d66cc6d8707dc5fafab74e155b0bb3d4d691c5788b033a68f05299547297125122778fa7e3252f93e7343d918936643e