Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
13/11/2026, 12:13
Behavioral task
behavioral1
Sample
SteamFix-2026/SteamFix.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
SteamFix-2026/SteamFix.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target SteamFix-2026/SteamFix.exe
- Size 3.4MB
- Sample261113-pd2ahabs91
- SHA256 d385b52bdd628dfbdcc80a44aea9635223f2b4206066f717948e0986b9c60b60
- MD5 cfba0ee3e8fc12323eddff376093d1de
- SHA1 7f1bd5f0354379051bc9d0b3eeb86259989dce6a
- SHA512 82139c32396dc41aa2a45a96aed34f32f45539c620c53add1fff6ab864df6097fab293d92633a6f12c06aae5f2f05fd5e2b153aa70f382af0d7748eca6250ab5
- SSDEEP 98304:Pjr2WbmqP3fxXdZS8D2i7e5g3dKnutqB:PPtmw35SmCfnuts
- TLSH T142F5337AF4F16B4AC9BE79741B089C2AD9B2BE1C264480F4D0B396C47CC06C865DEF91
- 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 16 IoCs
resource yara_rule behavioral1/memory/432-1-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/432-2-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/432-3-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/432-4-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/432-5-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/432-6-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/432-14-0x0000000000D80000-0x00000000019D7000-memory.dmp family_salatstealer behavioral1/memory/5020-16-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-17-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-18-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-19-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-20-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-21-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-22-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-23-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer behavioral1/memory/5020-24-0x0000000000140000-0x0000000000D97000-memory.dmp family_salatstealer - Executes dropped EXE 1 IoCs
pid Process 5020 csrss.exe -
resource yara_rule behavioral1/memory/432-0-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/432-1-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/432-2-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/432-3-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/432-4-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/432-5-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/432-6-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/files/0x00160000000167ea-10.dat upx behavioral1/memory/432-14-0x0000000000D80000-0x00000000019D7000-memory.dmp upx behavioral1/memory/5020-15-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-16-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-17-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-18-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-19-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-20-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-21-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-22-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-23-0x0000000000140000-0x0000000000D97000-memory.dmp upx behavioral1/memory/5020-24-0x0000000000140000-0x0000000000D97000-memory.dmp upx - Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\csrss.exe SteamFix.exe File opened for modification C:\Program Files (x86)\Common Files\fe6ee1e9-adc1-ff1d-a46a-152bd537e9ad SteamFix.exe File opened for modification C:\Program Files (x86)\Common Files\TextInputHost.exe SteamFix.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\fe6ee1e9-adc1-ff1d-a46a-152bd537e9ad SteamFix.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 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 SteamFix.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain SteamFix.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname csrss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain csrss.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 SteamFix.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 432 SteamFix.exe 432 SteamFix.exe 432 SteamFix.exe 432 SteamFix.exe 5020 csrss.exe 5020 csrss.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 432 wrote to memory of 5020 432 SteamFix.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\SteamFix-2026\SteamFix.exe"C:\Users\Admin\AppData\Local\Temp\SteamFix-2026\SteamFix.exe"1⤵
- 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:432 -
C:\Program Files (x86)\Mozilla Maintenance Service\csrss.exe"C:\Program Files (x86)\Mozilla Maintenance Service\csrss.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5020
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\Mozilla Maintenance Service\csrss.exe
- Size 3.4MB
- SHA256 d385b52bdd628dfbdcc80a44aea9635223f2b4206066f717948e0986b9c60b60
- MD5 cfba0ee3e8fc12323eddff376093d1de
- SHA1 7f1bd5f0354379051bc9d0b3eeb86259989dce6a
- SHA512 82139c32396dc41aa2a45a96aed34f32f45539c620c53add1fff6ab864df6097fab293d92633a6f12c06aae5f2f05fd5e2b153aa70f382af0d7748eca6250ab5
- SSDEEP 98304:Pjr2WbmqP3fxXdZS8D2i7e5g3dKnutqB:PPtmw35SmCfnuts
- TLSH T142F5337AF4F16B4AC9BE79741B089C2AD9B2BE1C264480F4D0B396C47CC06C865DEF91
- MD5 SHA1 SHA512 SSDEEP TLSH