40369784027ffcfb733578febebb5273fd3ae0165c9a037743380259159da9b4

Analysis

max time kernel
72s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2024 07:51

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General

Target

sample.html
Size

134KB
MD5

95c5e3a484cb8ed93c251db41f0e41a4
SHA1

cf485a3ff94f78f80003febe549367dc5522f9bb
SHA256

028a6355f53873f7972f1f4ee36163888b2d7494f705cba1c9f2f3d8eb69f75c
SHA512

e712cbf5002fc0372d6ff963c506d9deb517df95b4b58c8127c3073b08feb75d010e236a8e5d45861271a973f8cab16a0e2e797212454ac7da7f797c72da0436
SSDEEP

1536:WsJvXrvX+YYdGHM+BhRE90WWg6+gkY5D9A3TyIVTSeeu1vSf+J3j2XwVQl6u6Q8m:WWsGyeWQUjhJNekY+J3yAl28nXy7T11t

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31080162"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4242878676"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4242878676"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4261785189"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31080162"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31080162"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4261785189"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{245EC66E-AAD6-11EE-BB4F-E6683C810C58} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31080162"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2656	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2656	iexplore.exe
2656	iexplore.exe
2788	IEXPLORE.EXE
2788	IEXPLORE.EXE
2788	IEXPLORE.EXE
2788	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2788	2656	iexplore.exe	87
PID 2656 wrote to memory of 2788	2656	iexplore.exe	87
PID 2656 wrote to memory of 2788	2656	iexplore.exe	87

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\sample.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2656 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verF898.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\58G7K3A9\adsnativepc[1].js

Filesize
20KB

MD5
99b44c11698756e240c74c7f302345de

SHA1
3a9a6cbc3a10c3e9be9a900a977e341d0d786daf

SHA256
afba8e7564c8117817ad655c9bef0c2ef4a248783837a70bf42c51dfdb7eb910

SHA512
c8ebdbc1dc1eddd3dde9bc04503f6cc64a8036e5ecb4c9248f13d265f80b08b46705ed01fe3b37d19ba32de548eec8130b120bdb2d19e9b0a001ef5d5d5bfea3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GUTCV3OF\00000[1].gif

Filesize
43B

MD5
07fff40b5dd495aca2ac4e1c3fbc60aa

SHA1
e8ac224ba9ee97e87670ed6f3a2f0128b7af9fe4

SHA256
a065920df8cc4016d67c3a464be90099c9d28ffe7c9e6ee3a18f257efc58cbd7

SHA512
49b8daf1f5ba868bc8c6b224c787a75025ca36513ef8633d1d8f34e48ee0b578f466fcc104a7bed553404ddc5f9faff3fef5f894b31cd57f32245e550fad656a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GUTCV3OF\js[1].js

Filesize
199KB

MD5
228959b971d4d5e1514cf7ff0a97dcee

SHA1
99518ac65cb0dff88232e1bb845faa8779d7ec9c

SHA256
14854ebf4f7c2ccc3d669b0cbbe02aaff87b66a6f077dce966d0334a49397af6

SHA512
3525bf7698c4a71d693545e4b634b88bb0797617132624f7ceb029d5aa66dc856c2fcd6296fff050619a3f729830455cf3179ab83c019b444ff2c8d8738195f0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MCZQJD7V\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OO2Q27PV\blog-entry-8208[1].htm

Filesize
167B

MD5
f5d40b7259645010f9a248858ad14178

SHA1
b3051d17a6ec8c9e166bf09a62b48261ab86957b

SHA256
7f5007068d2b56ea9735e2490d60cff2e72cae312024ac1f6c91158eba47d05d

SHA512
1e82bc2d067f726670b3e6054d73e57868f6e7c50eb979696bf927daeef699f2d8f8de201e8252b86b0e9f86dc69e5037fc9fa08ef6c271b033f29d4f0f4c1aa

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OO2Q27PV\deai755[1].htm

Filesize
154B

MD5
cfbeaf604823f038b8b46f0ac862b98c

SHA1
7b9eb1dac48e74fa5f418bc456cb410f88b81d98

SHA256
20c1ab602462b7fc0d5b4cbd555cacf127b69a07a737579598ebcbc0f5b21319

SHA512
c99bf4f1351efb28a74fa2504429875d9a63eb2d6a145a060ed487f83ff3a42b6c85d94165b960edca90aceec58d16a6ed37b25f44452bbacd7f5204c15c23cc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OO2Q27PV\hidemore100[1].htm

Filesize
138B

MD5
aff950cab4c0265e21d401db15f1026d

SHA1
f03e18461817f7a6546c8bf8fa8d686d7e30aca0

SHA256
753e0dd54f28c4f7009b9c0b18a68aed175416bd8b7d134858264586eaac56f0

SHA512
a1f0f6f3dd6788a1d7c922c6a8fc81d4709dbd0bf28433023fb8fbd151f645daa096c6e9dd670fb7f86c1699942514a11c183aa09f0018142f823668fb2a0aa2

Download Submit