b882cc1879ad8f24c63fa6e4f47a8fef9a01065ee61ad6220beed9932b04e7ed

General

Target
DELTARUNE.exe
Size 6.8MB
Sample260828-c552jsbf49
SHA256 b882cc1879ad8f24c63fa6e4f47a8fef9a01065ee61ad6220beed9932b04e7ed
MD5 7bf3cccc2e54481ced3a149e1a083684
SHA1 ddd9992ca1ae2e7eb8f63b4b20c63b430dba4026
SHA512 9e29c01120c1f145363c1d0e2cdbd764a50dbe875191b98839ea37a7cafaed160a654d88cfbd84b73c5e3e5cc4bea863373d2a3062205f768191fe6ccec843b9
SSDEEP 196608:nbP4YyBOMDt0q3LM76lz38SmJPcZoOxCeW00q+Ux/agp:HE8S2P5Dhgd
TLSH
T108766B8632A4C1DDD167803CC55696FAE2713C41CF5197CB2AA0BF6E3F37AD409BA621
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

discovery

Malware Config

Signatures

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Videos\Captures\desktop.ini	svchost.exe

Network Service Discovery 1 TTPs 1 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
1952	GameBarPresenceWriter.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Modifies registry class 21 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	DELTARUNE.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	DELTARUNE.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-540052884-2969440504-464782435-1000\{2383D3B8-F07F-42F3-837B-B2E01F2BBB5D}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	DELTARUNE.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	DELTARUNE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	DELTARUNE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	DELTARUNE.exe
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	DELTARUNE.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4032	OpenWith.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4436	DELTARUNE.exe
4032	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\DELTARUNE.exe
"C:\Users\Admin\AppData\Local\Temp\DELTARUNE.exe"
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4436

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
- Network Service Discovery
PID:1952

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4032

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
PID:4496

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

desktop.ini

Path C:\Users\Admin\Videos\Captures\desktop.ini
Size 190B
SHA256 86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2
MD5 b0d27eaec71f1cd73b015f5ceeb15f9d
SHA1 62264f8b5c2f5034a1e4143df6e8c787165fbc2f
SHA512 7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c
TLSH
T11EC0121892F93224A1728D12BD7460119AB1F4217C16CA9D1380508F08A1601E631B53
MD5 SHA1 SHA512 TLSH

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