Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/10/2026, 22:11
Behavioral task
behavioral1
Sample
mbupload-ezqef_wm.bin.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
mbupload-ezqef_wm.bin.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target mbupload-ezqef_wm.bin.exe
- Size 3.4MB
- Sample261020-137dlaxy2p
- SHA256 15c222b1774258c99d9e91482046348f0d1764a9ea25c70299c6d64ebffd9d1e
- MD5 3d57b3291b70492553d61d440ba4e5b7
- SHA1 6e1404593953f87b5633fd5733f481bf5640a622
- SHA512 cdbc5c411de9b7b9b5d6c0782c5f378f25e69c5ec63b028f7dd0125e6f627a5a452f67b7630996ac85f08386963af18073d58793c84329124c821480914e6fea
- SSDEEP 98304:ajE9a27ncx99FFRUKjeMhIRHoEinWQTFlBz2NB/:6maucr913eChEopLKNB/
- TLSH T13DF5332E901B15E6D5427C3DD355B386EAF82B8795EC35FE1C8E3888179212489B7C3E
- 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 13 IoCs
resource yara_rule behavioral2/memory/1872-1-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-2-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-3-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-4-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-5-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-6-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-7-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-9-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-11-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/1872-20-0x00000000005F0000-0x0000000001245000-memory.dmp family_salatstealer behavioral2/memory/2416-22-0x0000000000070000-0x0000000000CC5000-memory.dmp family_salatstealer behavioral2/memory/2416-23-0x0000000000070000-0x0000000000CC5000-memory.dmp family_salatstealer behavioral2/memory/2416-24-0x0000000000070000-0x0000000000CC5000-memory.dmp family_salatstealer - Executes dropped EXE 1 IoCs
pid Process 2416 StartMenuExperienceHost.exe -
resource yara_rule behavioral2/memory/1872-0-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-1-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-2-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-3-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-4-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-5-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-6-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-7-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-9-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/1872-11-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/files/0x000d00000001c58b-15.dat upx behavioral2/memory/2416-21-0x0000000000070000-0x0000000000CC5000-memory.dmp upx behavioral2/memory/1872-20-0x00000000005F0000-0x0000000001245000-memory.dmp upx behavioral2/memory/2416-22-0x0000000000070000-0x0000000000CC5000-memory.dmp upx behavioral2/memory/2416-23-0x0000000000070000-0x0000000000CC5000-memory.dmp upx behavioral2/memory/2416-24-0x0000000000070000-0x0000000000CC5000-memory.dmp upx - Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Windows NT\ShellHost.exe mbupload-ezqef_wm.bin.exe File opened for modification C:\Program Files (x86)\MSBuild\63d0a095-1151-b595-1f31-6a7489cc9511 mbupload-ezqef_wm.bin.exe File opened for modification C:\Program Files (x86)\MSBuild\StartMenuExperienceHost.exe mbupload-ezqef_wm.bin.exe File opened for modification C:\Program Files (x86)\Windows NT\63d0a095-1151-b595-1f31-6a7489cc9511 mbupload-ezqef_wm.bin.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 mbupload-ezqef_wm.bin.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain mbupload-ezqef_wm.bin.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname StartMenuExperienceHost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain StartMenuExperienceHost.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 mbupload-ezqef_wm.bin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language StartMenuExperienceHost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1872 mbupload-ezqef_wm.bin.exe 1872 mbupload-ezqef_wm.bin.exe 1872 mbupload-ezqef_wm.bin.exe 1872 mbupload-ezqef_wm.bin.exe 2416 StartMenuExperienceHost.exe 2416 StartMenuExperienceHost.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1872 wrote to memory of 2416 1872 mbupload-ezqef_wm.bin.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\mbupload-ezqef_wm.bin.exe"C:\Users\Admin\AppData\Local\Temp\mbupload-ezqef_wm.bin.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:1872 -
C:\Program Files (x86)\MSBuild\StartMenuExperienceHost.exe"C:\Program Files (x86)\MSBuild\StartMenuExperienceHost.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:2416
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\MSBuild\StartMenuExperienceHost.exe
- Size 3.4MB
- SHA256 15c222b1774258c99d9e91482046348f0d1764a9ea25c70299c6d64ebffd9d1e
- MD5 3d57b3291b70492553d61d440ba4e5b7
- SHA1 6e1404593953f87b5633fd5733f481bf5640a622
- SHA512 cdbc5c411de9b7b9b5d6c0782c5f378f25e69c5ec63b028f7dd0125e6f627a5a452f67b7630996ac85f08386963af18073d58793c84329124c821480914e6fea
- SSDEEP 98304:ajE9a27ncx99FFRUKjeMhIRHoEinWQTFlBz2NB/:6maucr913eChEopLKNB/
- TLSH T13DF5332E901B15E6D5427C3DD355B386EAF82B8795EC35FE1C8E3888179212489B7C3E
- MD5 SHA1 SHA512 SSDEEP TLSH