753b6cdbf3d93b2b7c66bba71259900794b9c5f791165cb72bb458c8e7478393

Analysis

max time kernel
89s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2024, 18:59

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General

Target

87a598bdcba1b2e03dbf447ad12c4ac0.html
Size

171KB
MD5

87a598bdcba1b2e03dbf447ad12c4ac0
SHA1

030d239e03e37ce51babc3c301732589d0736e33
SHA256

753b6cdbf3d93b2b7c66bba71259900794b9c5f791165cb72bb458c8e7478393
SHA512

b326a33eb7cd42f6ff2aa86b86646d138f86b3187e715e91bfc6ef2656e12aa13458aa047ab5e42ed63586d15fe25b0cb6327ba111345ec120c6dfae49a3df79
SSDEEP

3072:NzpHNYLwTDlEJBlrlwjr1IJiROitqN1d9Mwg1fJJB:THNrAlr+jOiv

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3712813162"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "413578947"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\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
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3708907025"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31085888"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3708907025"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{08A7DF4B-C134-11EE-A0B6-5E75A0F0D9D7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31085888"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31085888"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1124	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1124	iexplore.exe
1124	iexplore.exe
2372	IEXPLORE.EXE
2372	IEXPLORE.EXE
2372	IEXPLORE.EXE
2372	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 2372	1124	iexplore.exe	85
PID 1124 wrote to memory of 2372	1124	iexplore.exe	85
PID 1124 wrote to memory of 2372	1124	iexplore.exe	85

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\87a598bdcba1b2e03dbf447ad12c4ac0.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1124 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2372

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
164c747ec05b351867ac47fb8ac89dcb

SHA1
d814dbedc7356af4d274b907692c28baea48dba0

SHA256
e675e63c991701c36625eb6ef0d2e009c743f7a6843192f74bd10ac641503181

SHA512
895663660c26f74561154925fd7ef4c2ee7e8fe0ad25985f7ed51ceadb476d576450c8c57aa8e8ea350be398b491f0bb5fe54744d7d1e625e4ab97a93b375643

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A4B782275DC1682E4DC39E697A49B151

Filesize
1KB

MD5
96c25031bc0dc35cfba723731e1b4140

SHA1
27ac9369faf25207bb2627cefaccbe4ef9c319b8

SHA256
973a41276ffd01e027a2aad49e34c37846d3e976ff6a620b6712e33832041aa6

SHA512
42c5b22334cd08c727fdec4aca8df6ec645afa8dd7fc278d26a2c800c81d7cff86fc107e6d7f28f1a8e4faf0216fd4d2a9af22d69714ca9099e457d1b2d5188a

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
ec3de4556e2749a534ad53546db5b286

SHA1
d4134269a8c1f90ed7e7d53fa6eeeeb75952b244

SHA256
dbc015b0a73a23030caf1d69322e146ade31fcb1741406615e6f8444cebf145c

SHA512
3fb7f70ef5fdb0ef334ae7d131942d0b48f57e91dfb7bd6d78be3db3a871af4041ffc39431e1d268a07576410b8567c1b0b1be88015558e0b48ef2e189c2e911

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BJCNBC62\f[1].txt

Filesize
36KB

MD5
256b55028729b19b571930ed52fdc55e

SHA1
e0fae67cff3a8428620f427d554ee0fbabe66efc

SHA256
21e19e367a9cc79ca1517ceb3249870cb7ca9089a6b77acc1ac59c80f5a31811

SHA512
3f852466e07bac784b43290b9b05ac7b5cd69a1f5d19f134141f3b3571ec53a99c9efa5a7f09f210b2d30ce778a852f872399a9f087a1157e9953c161b03685b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BJCNBC62\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NSWVVUXL\plusone[1].js

Filesize
56KB

MD5
1944af3661da46249991197817b6cd8b

SHA1
f952df40ec79fafc7c798f37aff92878977376ed

SHA256
63326a1c4e0eddd3501f0a064b06a2708eb0362f3ae934f53145978d3d0799b5

SHA512
0bef19b32be337cfba179ed9ce4533a207cfe645d2e5fe0da9fadc7b01c72704fc89749670d1ac48b8d494675bc62ac089fdc4d8495979226f10828225594376

Download Submit