45df3b596d6c3d8bb3ca57b4c2bb43f9bfa6178b855cba9c84228d883ed82cde

Analysis

max time kernel
0s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 13:34

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General

Target

221f32fcf83aae4227a16efa6119ccf1.html
Size

95KB
MD5

221f32fcf83aae4227a16efa6119ccf1
SHA1

15c3f5dc2877c5bc0f0ca82e5e87d2ad57997c85
SHA256

45df3b596d6c3d8bb3ca57b4c2bb43f9bfa6178b855cba9c84228d883ed82cde
SHA512

1dfacc68bd1d5d93f8d5554a1f49585963bbf30a13619eb1c86e5483c5df31ca54a92231d8c5c4eef3d53619fb4774b56832726a12b33049bf65648e8cb1117b
SSDEEP

1536:OHv7EBauXyb6iC4a4/frkaE7z2fTB9rCX7Ce2AisOalNI9:OHTu9+a4nwR7z+l9rCX7CeKsOalNI9

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
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\{42F7EF1D-A572-11EE-A0B6-5A131972A918} = "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 (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1636	iexplore.exe
1636	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 4932	1636	iexplore.exe	18
PID 1636 wrote to memory of 4932	1636	iexplore.exe	18
PID 1636 wrote to memory of 4932	1636	iexplore.exe	18

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\221f32fcf83aae4227a16efa6119ccf1.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:17410 /prefetch:2
  2⤵
  PID:4932

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\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157

Filesize
4KB

MD5
1bfe591a4fe3d91b03cdf26eaacd8f89

SHA1
719c37c320f518ac168c86723724891950911cea

SHA256
9cf94355051bf0f4a45724ca20d1cc02f76371b963ab7d1e38bd8997737b13d8

SHA512
02f88da4b610678c31664609bcfa9d61db8d0b0617649981af948f670f41a6207b4ec19fecce7385a24e0c609cbbf3f2b79a8acaf09a03c2c432cc4dce75e9db

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157

Filesize
338B

MD5
308f79b83510a6d7623d5596c4d5cf25

SHA1
aa8b6467d87889b9167e5d35a05e1124f48ec6e7

SHA256
3b094a8c19fc70c9f4e63cd241a6cc132224f4654f026c01f1218f188c99dfe2

SHA512
3d209a2ae2d4fc2e6fc33fda1aca177e6989845223a620db672c68cf72fa7d8b9991125e63c20905643d6c896285536d1fdc0f34b34d7bf353c02742e303f187

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verCB2F.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NSWVVUXL\cb=gapi[1].js

Filesize
130KB

MD5
d64329abde04fc4a91990afc4c5467ef

SHA1
f588b18218a29287557e09bc152695ee04a972dc

SHA256
1f4275c1db06065cb93bf0b1fa8dd46ca5c90d55dfa8c753bf0ce91c37ff05a6

SHA512
a212240d5d05b9a574868cd8aaa9db60d295c46e22b641f7799c95d23f0b45566367672b204f166a3e960367a2463f8c451faaa8cc6f84f2c4c783c772cca6d8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NSWVVUXL\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\R977VUU4\platform_gapi.iframes.style.common[1].js

Filesize
44KB

MD5
bf7f14c2fc9211c69ab548f6042fdedc

SHA1
d171339cc0f0cb18c1fa6126c621c2b5a5b9ab05

SHA256
df25f2f35e3b30512437ea67ff2ae7edfd5b31cbb542681abee1ce7b6bd0a83f

SHA512
34815a74880666862ecc3910518681c733f868eef56604036062cc5529821f6618f7fc312fa118ddd03fab38e292eff1f5993b88dc5a98ce1b97c41a471a9c9c

Download Submit