bb9fc5892bdd38df55f6dba9e392ff542e58e7c4cc059a400c6ec80c645665a3

Analysis

max time kernel
14s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 12:25

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General

Target

4639d11ae6d33dc916c871b6cdb0d920.html
Size

10KB
MD5

4639d11ae6d33dc916c871b6cdb0d920
SHA1

2e1dca9fe616b8be8eeec40e50297918a5b504e2
SHA256

bb9fc5892bdd38df55f6dba9e392ff542e58e7c4cc059a400c6ec80c645665a3
SHA512

abc42074040d631a2d348fb3e1c0286e988fffeeadbeee0897d45094e5a7c6f8aac445dc8a32c02df559a3c2b88614f578f6c2b1892c6e8d39952441495cd573
SSDEEP

192:XG1l9xVw1CDq2PZq0josGLyyWa9qVEuf8Yn2B2z8zVeLwC3ej1dkrEHhirCDpL7K:QlPVZ8YozLyfaYVEufFecrAhirCDpL7K

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-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E8C22AFA-AC8E-11EE-8024-4ECC77D3B663} = "0"	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1932	iexplore.exe
1932	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2240	1932	iexplore.exe	38
PID 1932 wrote to memory of 2240	1932	iexplore.exe	38
PID 1932 wrote to memory of 2240	1932	iexplore.exe	38

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\4639d11ae6d33dc916c871b6cdb0d920.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1932 CREDAT:17410 /prefetch:2
  2⤵
  PID:2240

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\ver5D5D.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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