Resubmissions
29/10/2026, 19:37
261029-ycaktsswft929/10/2026, 19:37
261029-yb993aswe129/10/2026, 19:33
261029-x9v3cssy8r9Analysis
- user interaction
yes - max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
29/10/2026, 19:33
General
- Target SteamSetup.exe
- Size 2.3MB
- Sample261029-x9v3cssy8r
- SHA256 7d3654531c32d941b8cae81c4137fc542172bfa9635f169cb392f245a0a12bcb
Malware Config
Signatures
- Loads dropped DLL 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SteamSetup.exe"C:\Users\Admin\AppData\Local\Temp\SteamSetup.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_de2q0hog.u5k.ps1
System.dll
modern-wizard.bmp
nsDialogs.dll
memory/3836-25-0x0000023BD4070000-0x0000023BD4080000-memory.dmp
memory/3836-24-0x0000023BD4070000-0x0000023BD4080000-memory.dmp
memory/3836-26-0x0000023BBBC80000-0x0000023BBBCA2000-memory.dmp
memory/3836-34-0x0000023BD5060000-0x0000023BD50A4000-memory.dmp
memory/3836-35-0x0000023BD5130000-0x0000023BD51A6000-memory.dmp
memory/3836-36-0x0000023BD4070000-0x0000023BD4080000-memory.dmp
memory/3836-38-0x0000023BD4070000-0x0000023BD4080000-memory.dmp
memory/3836-37-0x0000023BD4B00000-0x0000023BD4D1C000-memory.dmp