ac42579086a5d76cf90baa26e5ece3ce535aca54e82d08903f54347ed2127d03

Analysis

max time kernel
141s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
08/01/2024, 13:17

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General

Target

4b8a17b403a9803974e50cf4711f8f1a.html
Size

432B
MD5

4b8a17b403a9803974e50cf4711f8f1a
SHA1

94aca963894a9140c0b856eeaa8f1f657f1da75a
SHA256

ac42579086a5d76cf90baa26e5ece3ce535aca54e82d08903f54347ed2127d03
SHA512

231e7574332e0e4be3e7df2b8e8a4218c2dfc9244732e8714fb2e57dcb2618f8ddd9ac3ed2fe70fce2f73742ed58b65699e6be12128788d27eeacded09ad5ddb

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 46 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\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31081013"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "827585772"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31081013"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "823366829"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "827585772"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	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 (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 600a8b253542da01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ed60d6ae529e0e4187beee4fa1d8750f00000000020000000000106600000001000020000000a3c20dcee0df2f3e8d6d86dd127623e51e4935236268332b6db4c258f6909527000000000e80000000020000200000002ccc8e79918b76e89b4bd8a86e121572b4d9ad453d75e4b13dcbec8dfd1d66c8200000001a2e734012138116cba110cae1486d84f8b732bdab57dabb81af0049ea633063400000009845df278aead60623d69bd8c460c135c8ba6e7fd9aff978a67d3ae43bf69e289b374a3987b0db1ad7221e595d38cc6a9c3168fc9890715b7aa4be9ad5305e1c	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 206e4e2f3542da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "823366829"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411484862"	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\PendingRecovery	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
Set value (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ed60d6ae529e0e4187beee4fa1d8750f000000000200000000001066000000010000200000003e94cb9fb7ba00b957ccb68ed895ac224410d0c6a1bab307754e1fa21256e3aa000000000e8000000002000020000000d39910d6d02a2749d7dc57c68c8761e753ee3379aebf1f218d91fa260550c10520000000832aa7befda2a4ab8dfa88d20ce9d4558cb3c44ffc3f12379f9b0624133feb6a400000003fd036e8d86aedc5ce00fee9e9a3bfc7d4f4ca5d752b6315b23eb69c00baae8c4bd2ef1da861c9f103b29ebd93ad6d3c1c1af138364d6dfd937e934cb2283256	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60bf5e243542da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31081013"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{56CF05DD-AE28-11EE-8024-DE9D3A49EF0E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ed60d6ae529e0e4187beee4fa1d8750f000000000200000000001066000000010000200000008051fa12fd7aeb811a2e16c9d6c7432170fbd469b6d656fdadbbe2b1a95d7d3f000000000e800000000200002000000048b83d43aeb5ff482fa714d01b80157074af839f4430fced94bccafb15837fba20000000ef2ec1d2fac9d6d62fbaa7a22609f54dbc5d31e9a3c45e8d9f55baa2af28ddf040000000f21de93d00f6405f7acfc728519769a219044fc158fbc6d1ab737627440617e95b1e3a2263844b9db85db7922181e0b255631d9c289986ae11ed83f249ceb6da	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31081013"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1636	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1636	iexplore.exe
1636	iexplore.exe
1760	IEXPLORE.EXE
1760	IEXPLORE.EXE
1760	IEXPLORE.EXE
1760	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 1760	1636	iexplore.exe	90
PID 1636 wrote to memory of 1760	1636	iexplore.exe	90
PID 1636 wrote to memory of 1760	1636	iexplore.exe	90

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\4b8a17b403a9803974e50cf4711f8f1a.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1760

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\ver9100.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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

Filesize
1KB

MD5
174f9f9f86cd94e6e695d6d6323f731b

SHA1
27a7759937d393bcef37c0e721b7bc04cffef16c

SHA256
84d1a4dc7dc267ebef8ad7938b19be026c0491656fa06421dd19d34fa1487bb9

SHA512
b066ac86ba2e614eb7ab39c7cf068f89cb60229cdb463a55f83d806ac44adaf12e561a526b304d23ce6c34c175b258819f8f415650d565415cf6153890d7b8fb

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

Filesize
1KB

MD5
91abe01116ab422c598e9c8af72cf4da

SHA1
0f2815fe8e067d48537ad168225ab4674271fa27

SHA256
b1d7aef06456fe7431124129a28f0138bb5fccfa4f4161e3087de23c005e5edc

SHA512
a4d5b20c3014153b6b382c43404917bd2cb5bd2a59bb1e981f5a19eb7dbdec185ace288e9700428d24e5ac623e45d04905e706f0c45a1642b1aa6c091213c23c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\M4T5ISGA\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit