Analysis
- user interaction
yes - max time kernel
292s - max time network
290s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 05:43
General
- Target YapiCheck.exe
- Size 3.4MB
- Sample260804-gexppsw1bv
- SHA256 7148fa81aab6e1d8bf61f81ca204616b5e28fb90a2c57d583ac9251da946b1ce
Malware Config
Signatures
- Family: salatstealer
SalatStealer is a stealer that takes sceenshot written in Golang.
- Detect SalatStealer payload 33 IoCs
- Executes dropped EXE 7 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- UPX packed file 42 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files directory 6 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 42 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\YapiCheck.exe"C:\Users\Admin\AppData\Local\Temp\YapiCheck.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Mozilla\upfc.exeC:\Users\Admin\AppData\Local\Mozilla\upfc.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\upfc.exe"C:\Program Files (x86)\Microsoft\Edge\Application\upfc.exe" -3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Program Files\Google\Chrome\Application\upfc.exe"C:\Program Files\Google\Chrome\Application\upfc.exe" -3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵
-
C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
-
C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
-
C:\Program Files (x86)\Windows Portable Devices\lsass.exe"C:\Program Files (x86)\Windows Portable Devices\lsass.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Program Files (x86)\Windows Media Player\WmiPrvSE.exe"C:\Program Files (x86)\Windows Media Player\WmiPrvSE.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Users\Admin\AppData\Local\Packages\fontdrvhost.exeC:\Users\Admin\AppData\Local\Packages\fontdrvhost.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Users\Admin\AppData\Local\Mozilla\upfc.exeC:\Users\Admin\AppData\Local\Mozilla\upfc.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
fontdrvhost.exe
__PSScriptPolicyTest_c3cqdrtq.bkv.ps1
memory/412-0-0x0000000000910000-0x0000000001564000-memory.dmp
memory/412-1-0x0000000000910000-0x0000000001564000-memory.dmp
memory/412-2-0x0000000000910000-0x0000000001564000-memory.dmp
memory/412-14-0x0000000000910000-0x0000000001564000-memory.dmp
memory/1164-104-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-102-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-18-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-20-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-77-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-109-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-108-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-107-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-106-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-105-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-16-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-15-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-76-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-78-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-103-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-17-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-79-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-49-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-80-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-81-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-82-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-86-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-85-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-84-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1164-83-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/1492-41-0x0000000000FF0000-0x0000000001C44000-memory.dmp
memory/1492-26-0x0000000000FF0000-0x0000000001C44000-memory.dmp
memory/1984-51-0x0000000000F50000-0x0000000001BA4000-memory.dmp
memory/1984-48-0x0000000000F50000-0x0000000001BA4000-memory.dmp
memory/2900-92-0x00000000003D0000-0x0000000001024000-memory.dmp
memory/2900-99-0x00000000003D0000-0x0000000001024000-memory.dmp
memory/3240-32-0x0000000006010000-0x0000000006076000-memory.dmp
memory/3240-54-0x0000000007CA0000-0x0000000007CBA000-memory.dmp
memory/3240-72-0x0000000008140000-0x000000000815A000-memory.dmp
memory/3240-73-0x0000000008070000-0x0000000008078000-memory.dmp
memory/3240-70-0x0000000008030000-0x000000000803E000-memory.dmp
memory/3240-69-0x0000000008000000-0x0000000008011000-memory.dmp
memory/3240-68-0x00000000080A0000-0x0000000008136000-memory.dmp
memory/3240-67-0x0000000007FD0000-0x0000000007FDA000-memory.dmp
memory/3240-66-0x0000000007ED0000-0x0000000007F73000-memory.dmp
memory/3240-55-0x0000000007E70000-0x0000000007EA2000-memory.dmp
memory/3240-56-0x0000000070CA0000-0x0000000070CEC000-memory.dmp
memory/3240-57-0x00000000712E0000-0x0000000071634000-memory.dmp
memory/3240-65-0x0000000007EB0000-0x0000000007ECE000-memory.dmp
memory/3240-40-0x0000000006240000-0x0000000006594000-memory.dmp
memory/3240-53-0x0000000008300000-0x000000000897A000-memory.dmp
memory/3240-71-0x0000000008040000-0x0000000008054000-memory.dmp
memory/3240-28-0x0000000002F30000-0x0000000002F66000-memory.dmp
memory/3240-52-0x0000000007A00000-0x0000000007A76000-memory.dmp
memory/3240-27-0x0000000002F70000-0x0000000002F80000-memory.dmp
memory/3240-29-0x00000000059E0000-0x0000000006008000-memory.dmp
memory/3240-50-0x0000000006E80000-0x0000000006EC4000-memory.dmp
memory/3240-31-0x0000000005940000-0x00000000059A6000-memory.dmp
memory/3240-30-0x00000000057A0000-0x00000000057C2000-memory.dmp
memory/3240-43-0x00000000069C0000-0x0000000006A0C000-memory.dmp
memory/3240-42-0x00000000068C0000-0x00000000068DE000-memory.dmp
memory/3508-89-0x0000000000830000-0x0000000001484000-memory.dmp
memory/3508-90-0x0000000000830000-0x0000000001484000-memory.dmp
memory/3552-101-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/3552-98-0x0000000000050000-0x0000000000CA4000-memory.dmp
memory/4872-100-0x0000000000820000-0x0000000001474000-memory.dmp
memory/4872-95-0x0000000000820000-0x0000000001474000-memory.dmp