72ed1207cc7a7e3218889c71262f864810a15784e498bf5895f59b57b1a90331

Analysis

max time kernel
27s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 16:53

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General

Target

sample.html
Size

408KB
MD5

5a968c44627945d22d8582ae1be2f3f3
SHA1

e1044deb5b56424404ab7c31accfed86024d52a3
SHA256

f632de7de78997b448353a4636c53ffb1d6ca25fdb2d2ea756374fc620682794
SHA512

f9406ef725cf9de4517481ab67f175e6e8cbada32f3cd7a56649d68c636efbf70aca08e8413ec763356edbc030800ce428bfef954fe82e95c665345a8d3ae7df
SSDEEP

1536:WX+giWoVbaRvoI4nUEiMPLwfA0CwZL/l0Xe4EylwZ0nyxxQd:WugZoVbaRvodnUEiMyL/yu4AZ0nyxY

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B58B5548-B008-11EE-BB4F-5A2E32B6DBC3} = "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 (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	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\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5112	iexplore.exe
5112	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 2288	5112	iexplore.exe	47
PID 5112 wrote to memory of 2288	5112	iexplore.exe	47
PID 5112 wrote to memory of 2288	5112	iexplore.exe	47

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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5112
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5112 CREDAT:17410 /prefetch:2
  2⤵
  PID:2288

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\ver7308.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\58G7K3A9\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\MCZQJD7V\style_3006001[1].css

Filesize
4KB

MD5
56891d2076b78ee00820348a8f460aac

SHA1
5844353e1b3fb10564af42bdd971ec7759709a26

SHA256
ad649b2cf2de1814eac68e7ac5611495cd8f9be66bf7e565e9e9aef5c7ba9ae8

SHA512
d065f14710ddcab5efad10dd25e1ce2ba5f2dc00bea5e319d889fcbaa9007ad35a1d39e2d03cce00ebca36da023a11c4ff1b40be34ad22ddab798230bc041c05

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OO2Q27PV\P120503hirobaOP[1].htm

Filesize
138B

MD5
aff950cab4c0265e21d401db15f1026d

SHA1
f03e18461817f7a6546c8bf8fa8d686d7e30aca0

SHA256
753e0dd54f28c4f7009b9c0b18a68aed175416bd8b7d134858264586eaac56f0

SHA512
a1f0f6f3dd6788a1d7c922c6a8fc81d4709dbd0bf28433023fb8fbd151f645daa096c6e9dd670fb7f86c1699942514a11c183aa09f0018142f823668fb2a0aa2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OO2Q27PV\hja4sh0[1].htm

Filesize
154B

MD5
cfbeaf604823f038b8b46f0ac862b98c

SHA1
7b9eb1dac48e74fa5f418bc456cb410f88b81d98

SHA256
20c1ab602462b7fc0d5b4cbd555cacf127b69a07a737579598ebcbc0f5b21319

SHA512
c99bf4f1351efb28a74fa2504429875d9a63eb2d6a145a060ed487f83ff3a42b6c85d94165b960edca90aceec58d16a6ed37b25f44452bbacd7f5204c15c23cc

Download Submit