88a50ba6ab5d4368b10010758cc4bedc99d76393239207a2da1626627bfe80aa

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2023 22:01

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General

Target

help.htm
Size

53KB
MD5

883888def347f0db8dbdec1fe82be5c9
SHA1

f54280a3690f373a05cf438ca12c3e482bc1ed8a
SHA256

766c2b736da4683d0f7cd5927cab1441dc13bca47af33b0911d5aaaa70da6ab2
SHA512

4538af3b0b7b2786461d37ca6e3b93290ff9d6a6b7820f7dd3bf3840414c06e0c271786a91e5164d8767ecc66645f9a09599af661ddc39384717dbb80d9cc546
SSDEEP

768:FWAtJoDQSUPSEXVe5wSsRz1K4I8Cnsro7:b6kxPSGowS+E4I8Wsa

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "402962648"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\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 (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3740541023"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3740541023"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 308f4fe6b2f4d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000053f6c1c968fea744ae4054d48ac91ea900000000020000000000106600000001000020000000e4cad1b0c4730af9755fa1573daa469e98d18e069ac28870cd382167dd336d92000000000e800000000200002000000072e4c6037f4b4787174c27258f2fc0605c391ebafd2d516a673ec47ea186b95720000000edccb29c98989b3bfb4cffefabcf494b12357ebca99b27364fa8e22abc30074c400000006ab775d31ad8bcf465a5d10841f1c6ee0dbb22251c7b64b90661a5cb3a29db9080d4284a4c12a66ff5e607d8cd8ceb27870488100082afdd9219e4f888a0d45a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000053f6c1c968fea744ae4054d48ac91ea9000000000200000000001066000000010000200000002aba7543b726022affefe0ca536ffef4c2495f98d5c926b67c866496a61c4a7b000000000e8000000002000020000000ef04e9513d21b89807cc873888ff59a52b8ca3e61ee1defc67b735b33243a69f2000000023b71e244a420f5bb1715ed575923f6e4c9c325ed69adde18993df0551891c8e400000007ead7ea73e212fc4f1ca4b0d02e94fb25ef8f76a84f4a068141aed443f6e3c4007a75a8ef8500b26dcdc914e090ca2ef62416ff9f99cae75cb3b40d6a106f8e0	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50ffd2ebb2f4d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{092C11A6-60A6-11EE-A4AD-FAA769BFC8E5} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31061170"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31061170"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4260	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4260	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4260	iexplore.exe
4260	iexplore.exe
2908	IEXPLORE.EXE
2908	IEXPLORE.EXE
2908	IEXPLORE.EXE
2908	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 2908	4260	iexplore.exe	86
PID 4260 wrote to memory of 2908	4260	iexplore.exe	86
PID 4260 wrote to memory of 2908	4260	iexplore.exe	86

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\help.htm
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4260 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2908

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\ZFOAR009\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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