c4a0fd7dab5417631194dd42d5ff77675e8960150b646b057038186132865197

Analysis

max time kernel
35s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 06:18

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General

Target

10e45c8d1cd27c5e7635b4fb6b999aae.html
Size

120KB
MD5

10e45c8d1cd27c5e7635b4fb6b999aae
SHA1

46dea1a41213fcb6a12ff0b379aaff4e0a2f0a6d
SHA256

c4a0fd7dab5417631194dd42d5ff77675e8960150b646b057038186132865197
SHA512

81ef6eddbeda36559d8827b9bd6b72ee0e19df4f9d39c6a0d3449076b78917dba8ee76bf41b154a19e8f42e6c4592be937bf7375ca8727b413984ce77e78d311
SSDEEP

768:cUjH/xCeVHDV1ZvQm3Gag9PGqkvj+iX+ySm1KZ3cegVPryMyNZU82Ml7LMZCL7LN:/Ljx6addP2pUkMmYBvy+NGGk3b

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B5F4EFCC-A789-11EE-9A4E-6A04C5405167} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4344	iexplore.exe
4344	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4344 wrote to memory of 3980	4344	iexplore.exe	90
PID 4344 wrote to memory of 3980	4344	iexplore.exe	90
PID 4344 wrote to memory of 3980	4344	iexplore.exe	90

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\10e45c8d1cd27c5e7635b4fb6b999aae.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4344
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4344 CREDAT:17410 /prefetch:2
  2⤵
  PID:3980

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\verA488.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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