Analysis
- max time kernel
149s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/11/2026, 12:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
happ_windows.exe
Resource
win10v2004-20260911-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
happ_windows.exe
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target happ_windows.exe
- Size 11.2MB
- Sample261110-pefeesav4v
- SHA256 74091f5ffd3dd7ab389661d1879a58b8681aca001a53ac3ab51e431eae5e2f48
- MD5 586225e0a383082261ad659cdfc7b523
- SHA1 afb6b1d80c5c49128d1a55369ebe55db642d2d9b
- SHA512 20a32f2bc3559d13ce4bd1edacb98f950e825bfccb19dd18aa2df6079a32c680dca0dd10f7d5ceeb2f3fc9790dd5ac461ef032e1e0fdc77fc52e5252afce8153
- SSDEEP 196608:ScWObGNvYbh5aYDw9bp5SXS7k96mtbsXUOJNOVtcwR:SI6NA95h0CS7nEsXHsVRR
- TLSH T105C6CF03EC5559E9C1AED2318A729263BB717C884B3163D32B50F2392F76BD0AD79358
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: salatstealer
SalatStealer is a stealer that takes sceenshot written in Golang.
- Detect SalatStealer payload 1 IoCs
resource yara_rule behavioral2/files/0x00030000000170c6-2.dat family_salatstealer - Executes dropped EXE 2 IoCs
pid Process 5924 agent_reYXZeHZ.exe 4468 winlogon.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Internet Explorer\ca24997e-c561-29cf-9f03-f2ddb7677ec5 agent_reYXZeHZ.exe File opened for modification C:\Program Files (x86)\Internet Explorer\winlogon.exe agent_reYXZeHZ.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 3 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname agent_reYXZeHZ.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain agent_reYXZeHZ.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname winlogon.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language agent_reYXZeHZ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winlogon.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5924 agent_reYXZeHZ.exe 5924 agent_reYXZeHZ.exe 5924 agent_reYXZeHZ.exe 5924 agent_reYXZeHZ.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2468 wrote to memory of 5924 2468 happ_windows.exe 90 PID 5924 wrote to memory of 4468 5924 agent_reYXZeHZ.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\happ_windows.exe"C:\Users\Admin\AppData\Local\Temp\happ_windows.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Users\Admin\AppData\Roaming\MeasureDismount\agent_reYXZeHZ.exeC:\Users\Admin\AppData\Roaming\MeasureDismount\agent_reYXZeHZ.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5924 -
C:\Program Files (x86)\Internet Explorer\winlogon.exe"C:\Program Files (x86)\Internet Explorer\winlogon.exe"3⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:4468
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\MeasureDismount\agent_reYXZeHZ.exe
- Size 12.0MB
- SHA256 06aa319f781c3296dd5682fc40d379eb0009d777879b6b048bc7a242eddddcce
- MD5 9daa9a78b579c1b92cff9acb3aeab521
- SHA1 303af682785e717be4f0a0cd1b039f7e82c27c1f
- SHA512 481938842b04ba0922ee551f9c906c09d6a1de018feb78983042baa4b3182a5e5fd2d79aea5ac7d21ea4b1fbe5a9d2ff67732ca490e121cef6c12dee364a4462
- SSDEEP 98304:nc4vDqKrFkCyxyov6XvuROh4S3HVddELO/:HD1wxxEJhT4LO/
- TLSH T1D1C65C11FACB54F6F9036831416BB27F23355D048B28DB9BEB583B2AF8776911C6A305
- MD5 SHA1 SHA512 SSDEEP TLSH