2d79af8e1ff3465703e1dc73d3ef2182fd269ea2609c8afabdf1b80693405c1d

General

Target

HorionInjector.exe
Size

147KB
MD5

6b5b6e625de774e5c285712b7c4a0da7
SHA1

317099aef530afbe3a0c5d6a2743d51e04805267
SHA256

2d79af8e1ff3465703e1dc73d3ef2182fd269ea2609c8afabdf1b80693405c1d
SHA512

104609adf666588af4e152ec7891cedafd89ad8d427063d03fb42a228babefc59428b0c8b1430cb3fc319a5014d2ee1083ff2b74fa585cab2d86cdad346e8b08
SSDEEP

3072:ckgHqUGSCoEslON/q178+oO3BAE4T/DvueX:cNHqUGSCPBh+7VST/Ke

Score

8^/10

Malware Config

Signatures

Downloads MZ/PE file

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Toolbar	explorer.exe

Modifies registry class 20 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	explorer.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

explorer.exe

pid process

4412 explorer.exe

pid	process
4412	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

HorionInjector.exe

pid	process
3808	HorionInjector.exe
3808	HorionInjector.exe
3808	HorionInjector.exe
3808	HorionInjector.exe
3808	HorionInjector.exe
3808	HorionInjector.exe
3808	HorionInjector.exe
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3808	HorionInjector.exe
3808	HorionInjector.exe
3808	HorionInjector.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

HorionInjector.exe

description pid process

Token: SeDebugPrivilege 3808 HorionInjector.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

HorionInjector.exe

pid process

3808 HorionInjector.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

explorer.exe

pid process

4412 explorer.exe
4412 explorer.exe

description	pid	process
Token: SeDebugPrivilege	3808	HorionInjector.exe

pid	process
4412	explorer.exe
4412	explorer.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

HorionInjector.exe

description	pid	process	target process
PID 3808 wrote to memory of 5052	3808	HorionInjector.exe	explorer.exe
PID 3808 wrote to memory of 5052	3808	HorionInjector.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\HorionInjector.exe
"C:\Users\Admin\AppData\Local\Temp\HorionInjector.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3808

C:\Windows\explorer.exe
explorer.exe shell:appsFolder\Microsoft.MinecraftUWP_8wekyb3d8bbwe!App
2⤵
PID:5052

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4412

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3808-0-0x00007FFB88243000-0x00007FFB88245000-memory.dmp

Filesize
8KB

Download
memory/3808-1-0x0000024A137E0000-0x0000024A13808000-memory.dmp

Filesize
160KB

Download
memory/3808-2-0x0000024A2F690000-0x0000024A2F74A000-memory.dmp

Filesize
744KB

Download
memory/3808-3-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-4-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-5-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-6-0x0000024A33740000-0x0000024A33748000-memory.dmp

Filesize
32KB

Download
memory/3808-9-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-8-0x0000024A33790000-0x0000024A3379E000-memory.dmp

Filesize
56KB

Download
memory/3808-7-0x0000024A337C0000-0x0000024A337F8000-memory.dmp

Filesize
224KB

Download
memory/3808-14-0x00007FFB88243000-0x00007FFB88245000-memory.dmp

Filesize
8KB

Download
memory/3808-15-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-16-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-17-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-18-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download
memory/3808-19-0x00007FFB88240000-0x00007FFB88D01000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads