38ce412d35c9122054c31450616f68547b80e0323855d9f8c5135945bb05a713

Analysis

max time kernel
0s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 04:26

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General

Target

639b7bf00b6141af10ca737861c05908.html
Size

842B
MD5

639b7bf00b6141af10ca737861c05908
SHA1

255281c2c07a040dc5fbc6fc979a3aee02e08506
SHA256

38ce412d35c9122054c31450616f68547b80e0323855d9f8c5135945bb05a713
SHA512

22c223efd73ebe4686c9bb7d3486468b6df94a2ac3b53aea6a57f3c956ad62cb8b30f7338a97dbbd4c2a574453b064334eacd60830d99dab9624c74149f39c4e

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-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F868A5F9-A09F-11EE-9ECD-7AA08ABF42A0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
736	iexplore.exe
736	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 3908	736	iexplore.exe	16
PID 736 wrote to memory of 3908	736	iexplore.exe	16
PID 736 wrote to memory of 3908	736	iexplore.exe	16

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\639b7bf00b6141af10ca737861c05908.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:736
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:736 CREDAT:17410 /prefetch:2
  2⤵
  PID:3908

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\Windows\INetCache\IE\ISEWAASI\suggestions[1].en-US

Filesize
1KB

MD5
c6bdda3f990d9f4af799c6780b8859b4

SHA1
a621164f6b814af5e867c84e7b014695c850fc7e

SHA256
bf1d3d4bd2bfaf7e1c3ecda4669a16a68da4c2780c49c60b09d3fbc13a1633dc

SHA512
955019d37611587f11831068a20a8b7f2a51838d6c11d02c822aa752fc056ba1336ce2d8f1e7d338fee9b3c9b11889ab8c615a1f60183f27cb060b3976033443

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