75489e429014b5cd7cc3d0b178971eea40c07e4f063de8652cf5dd8fec58fa26

General

Target

t-rex.html
Size

80KB
MD5

16911fcc170c8af1c5457940bd0bf055
SHA1

eb44540186285271130b056fa6099b1988319fc4
SHA256

dc72cfc1f1d2a5013bb9de34f8cacf5e26e542d7d713fcbe09b865b4aaca6ddf
SHA512

131a00b7895a40ea0fb355ecc5292b3cbbcd23b45dd59b07da1b8eb86501ff0ec698ab5446687cd7ff5fba03d97b7a0b6e47196dc284a51c677cf04dbe13e393
SSDEEP

1536:V5OdudTTa8udsB7g1BuqHkFT5VgYzMGgbJsMPz:Vq0y80I7OuikXm3bJsMPz

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e01d3a14bb1f3846b5fc27e9e0ad356000000000020000000000106600000001000020000000ea03d70f04df3ca3079daf0aeead843e22fa0f8346c4bfc3b35eb8e5f49b02fe000000000e80000000020000200000006803686e9b6482ee5aafb2e9575dad903d84ee7d08795cba7e5983b62a16e2dd20000000e20cc7e03e7cccd26e7d1f5a667df3e8bd635ff2962d0306f2c509e0a99c296a40000000b65a63e1c8a495cf9b1a56af4354fc5de1c949ab60e03efa2b6b16ee39942e1ee67545bf3bf9277a6925dfea707583ae7447cb41d4ce47407625e7b4d9234edd	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30b8fdbea1e7d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\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-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60c7dec6a1e7d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "401525937"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E5EB07C6-6851-11EE-941E-462F79703E28} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e01d3a14bb1f3846b5fc27e9e0ad356000000000020000000000106600000001000020000000829633352085fd014014a5590d517ee52ccbee19c3fbfa8705b077e569d52eea000000000e8000000002000020000000e41bbf6d263f25e0e8ab4bdbfc4187ca6305852df72a11ea930b98438256edcb200000003ffdf1ca92f2dbd08e363f7f2b2d9c39651977966df0c2f40162c3c747f56be74000000080d65348b014cd86dcc3af596cff70e885bf8dd2c9eea4c71138c1543aa3c77d58fc38204f14701e365647462358deaea30e4d0ce06c9220374619c90e77f294	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE

Modifies registry class 1 IoCs

Processes:

IEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-919254492-3979293997-764407192-1000\{5ABC3CA8-CE62-415C-8177-D1F670E99452}	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

4812 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4812 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

4812 iexplore.exe
4812 iexplore.exe
1368 IEXPLORE.EXE
1368 IEXPLORE.EXE
1368 IEXPLORE.EXE
1368 IEXPLORE.EXE

pid	process
4812	iexplore.exe

pid	process
4812	iexplore.exe

pid	process
4812	iexplore.exe
4812	iexplore.exe
1368	IEXPLORE.EXE
1368	IEXPLORE.EXE
1368	IEXPLORE.EXE
1368	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 4812 wrote to memory of 1368	4812	iexplore.exe	IEXPLORE.EXE
PID 4812 wrote to memory of 1368	4812	iexplore.exe	IEXPLORE.EXE
PID 4812 wrote to memory of 1368	4812	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\t-rex.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4812 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:1368

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MRL3SWXH\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads