83a2147c622597393d2956bdfffacd6abacb15a1675edadcccf461e4e2c05604

Analysis

max time kernel
0s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 03:18

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General

Target

261b0785a29e7fda0d166d071cf3c73c.html
Size

895B
MD5

261b0785a29e7fda0d166d071cf3c73c
SHA1

d6dd32ff8f3aee05eb8e092c009c49bb04cd27f2
SHA256

83a2147c622597393d2956bdfffacd6abacb15a1675edadcccf461e4e2c05604
SHA512

55b42103273b230d7d9ea678a0880c5549261144db05f053589e436c325565ce39b4fb106e44af411eeb686ac7d68764d15790e1d7bbb10df2dde69d5d508f4b

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-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{62196557-ABAA-11EE-AA35-DA96C499C6F0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1832	iexplore.exe
1832	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 5380	1832	iexplore.exe	16
PID 1832 wrote to memory of 5380	1832	iexplore.exe	16
PID 1832 wrote to memory of 5380	1832	iexplore.exe	16

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\261b0785a29e7fda0d166d071cf3c73c.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1832 CREDAT:17410 /prefetch:2
  2⤵
  PID:5380

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\versionlist.xml

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7V1N9ZS9\favicon[1].ico

Filesize
1KB

MD5
91abe01116ab422c598e9c8af72cf4da

SHA1
0f2815fe8e067d48537ad168225ab4674271fa27

SHA256
b1d7aef06456fe7431124129a28f0138bb5fccfa4f4161e3087de23c005e5edc

SHA512
a4d5b20c3014153b6b382c43404917bd2cb5bd2a59bb1e981f5a19eb7dbdec185ace288e9700428d24e5ac623e45d04905e706f0c45a1642b1aa6c091213c23c

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