761414ddc878e49a76fcc65af3f6f11af1014409977161b2af7145df3ea17f6e

Analysis

max time kernel
21s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 04:42

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General

Target

28a045f5b6c64b092b468b5db8feab08.html
Size

432B
MD5

28a045f5b6c64b092b468b5db8feab08
SHA1

2a4f776a1d0519e23bc49d702748f07a0b15c0f0
SHA256

761414ddc878e49a76fcc65af3f6f11af1014409977161b2af7145df3ea17f6e
SHA512

21ae0e9022b75bf47fb0fa933069ebce9f3ca93b7f4708a622784620311769e760fe88088c69878c69567978f18b5677bb85075b67ee1cf215b18bfd9b44666b

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-1-5-21-3336304223-2978740688-3645194410-1000\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\{30DFED7F-A934-11EE-8024-4EA1437444E8} = "0"	iexplore.exe
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

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1972	iexplore.exe
1972	iexplore.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2220	1972	iexplore.exe	57
PID 1972 wrote to memory of 2220	1972	iexplore.exe	57
PID 1972 wrote to memory of 2220	1972	iexplore.exe	57

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\28a045f5b6c64b092b468b5db8feab08.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1972 CREDAT:17410 /prefetch:2
  2⤵
  PID:2220

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\imagestore\8xk9vta\imagestore.dat

Filesize
1KB

MD5
a2cbc6d29dbe2feefbc95ee6f6f7d4c0

SHA1
e5acd243db4fe8cf62b3c8ca0bc494d1f8fe473f

SHA256
8db39da47929d3df363e2d5b053e1107cc74141dee7260612c0e76d4f926e535

SHA512
ce289dea3b6adaa01a4e1310030da2b2b654932f643eba9a7315b6c4babbcf5d5a2a011a56a1eb8345d2a6b086e97677f9e9b790f8d6c3af2cb68201588ab7e9

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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\8xk9vta\imagestore.dat

Filesize
5KB

MD5
957a7391b407dd94f4eaa86ed1288cb0

SHA1
fcf2b41e0e5e8ab7d5fff5851a470893010f445c

SHA256
ec8d482cd25a0845e7fe731a4de399f37fe3296b74ca231f2f958fa9c43f8619

SHA512
ecadf7ee5d64fdd1394ff5b8e52995e6661a97df71adf79e0f96cb3ac56e9b98f7df4fc4cf61f9723122a93c78a8dbcd696f449be0d8d190fe459ed120f91ccd

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\08N5I3QV\favicon[1].png

Filesize
3KB

MD5
a75c230f34b9296e6fdd8b0b855df5d8

SHA1
e0b9e32053d44532fb4e8bb55b54c3211965517b

SHA256
8adba20b1dd9747ec8ac6ed5a26a8dfbfc7ab82213d8051b76ac771c76b87920

SHA512
950b94afc397ac760f38f4c68691bda6b541832e1d23f496e36568def2b9f9dcb6984c6a42ff6b5abef0e19b76c37e40baab22e9dcc9360091b609333029b24c

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BPK32G26\favicon[1].ico

Filesize
1KB

MD5
91abe01116ab422c598e9c8af72cf4da

SHA1
0f2815fe8e067d48537ad168225ab4674271fa27

SHA256
b1d7aef06456fe7431124129a28f0138bb5fccfa4f4161e3087de23c005e5edc

SHA512
a4d5b20c3014153b6b382c43404917bd2cb5bd2a59bb1e981f5a19eb7dbdec185ace288e9700428d24e5ac623e45d04905e706f0c45a1642b1aa6c091213c23c

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