Analysis
- max time kernel
150s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
07/10/2026, 16:11
General
- Target HashManager64.exe
- Size 3.6MB
- Sample261007-tm77mabt91
- SHA256 ac7bfdcccd7ac9216aa95626f52e01dfe7ea9881577de3733f3661ae0c683e20
Malware Config
Signatures
- Suspicious use of SetThreadContext 1 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 3 IoCs
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- 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.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious behavior: MapViewOfSection 1 TTPs 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\HashManager64.exe"C:\Users\Admin\AppData\Local\Temp\HashManager64.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\RivexAccelerator\HashManager64.exeC:\ProgramData\RivexAccelerator\HashManager64.exe2⤵
- Suspicious use of SetThreadContext
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\CiCompiler.exeC:\Users\Admin\CiCompiler.exe3⤵
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
HashManager64.exe
Microsoft.VisualStudio.QualityTools.VideoRecorderEngine.dll
bResourceStrings.bpl
3CA2580.tmp
6ED4677.tmp
CiCompiler.exe
memory/5268-19-0x00007FF76E500000-0x00007FF76E528000-memory.dmp
memory/5268-49-0x00007FF76E500000-0x00007FF76E528000-memory.dmp
memory/5268-24-0x00007FF76E500000-0x00007FF76E528000-memory.dmp
memory/5512-1-0x00007FF850100000-0x00007FF850363000-memory.dmp
memory/5512-4-0x0000000074D70000-0x0000000074E03000-memory.dmp
memory/5512-0-0x0000000074340000-0x00000000744C8000-memory.dmp
memory/5512-3-0x0000000000970000-0x0000000000D11000-memory.dmp
memory/5848-13-0x0000000074340000-0x00000000744C8000-memory.dmp
memory/5848-17-0x0000000074340000-0x00000000744C8000-memory.dmp
memory/5848-15-0x0000000000790000-0x0000000000B31000-memory.dmp
memory/5848-7-0x0000000074340000-0x00000000744C8000-memory.dmp
memory/5848-11-0x0000000074360000-0x0000000074361000-memory.dmp
memory/5848-27-0x0000000074340000-0x00000000744C8000-memory.dmp
memory/5848-8-0x00007FF850100000-0x00007FF850363000-memory.dmp