caf955d2c1bd7602d519f0890b63e7cca8dd793d579d77dae62baf59e5d635fc

Analysis

max time kernel
598s
max time network
429s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/09/2026, 22:58

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General

Target
speed2.exe
Size 5.6MB
Sample260920-2x79dat1fy
SHA256 caf955d2c1bd7602d519f0890b63e7cca8dd793d579d77dae62baf59e5d635fc
MD5 a5a5a02b68fffeaad6b2d8893d5081aa
SHA1 c0ad50ea443a4a971fabfca56c3828c88b421191
SHA512 4ecb49dcf0e23e84b5d265fc1b742374b61198273d8e7e475c2c7f45994a87e83c6fd0b53e3274560b4e25f08efc1206a6a858b1f6de90bc2bcf9d65c5eeb68a
SSDEEP 98304:zvYzradVmDrtRiy1XE4So2DZfJ1Cl9tGCR:0zlh1GhytGC
TLSH
T1A256CF01F29341B1C8461674589B7B7AA77CDF49433E8BC3F7E4FD291E31660A52A28E
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
3336	GameBarPresenceWriter.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1948	4956	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	speed2.exe

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1404337215-1550464601-2805570857-1000\{B87C9D2F-7CBB-4288-9573-96AB49A21ED1}	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4956	speed2.exe
4956	speed2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4956	speed2.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4956	speed2.exe
4956	speed2.exe
1772	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\speed2.exe
"C:\Users\Admin\AppData\Local\Temp\speed2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 1356
  2⤵
  - Program crash
  PID:1948

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
- Network Service Discovery
PID:3336

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:1772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 4956 -ip 4956
1⤵
PID:3112

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:5480

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:4988

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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

Submit Download

memory/4956-0-0x0000000000400000-0x0000000000942000-memory.dmp

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memory/4956-1-0x0000000000783000-0x0000000000784000-memory.dmp

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memory/4956-24-0x0000000000400000-0x0000000000942000-memory.dmp

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