Analysis
- max time kernel
179s - max time network
121s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 00:11
General
- Target cubepdf-utility-4.5.4-x64.exe
- Size 11.5MB
- Sample260804-agtx9sdm7w
- SHA256 fe678c6cef267ebc91798dd75180acb2ff739c49036a670c452cd00817cef8b5
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- 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.
- Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
- Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cubepdf-utility-4.5.4-x64.exe"C:\Users\Admin\AppData\Local\Temp\cubepdf-utility-4.5.4-x64.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-E5GLP.tmp\cubepdf-utility-4.5.4-x64.tmp"C:\Users\Admin\AppData\Local\Temp\is-E5GLP.tmp\cubepdf-utility-4.5.4-x64.tmp" /SL5="$4009C,10938616,852480,C:\Users\Admin\AppData\Local\Temp\cubepdf-utility-4.5.4-x64.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
cubepdf-utility-4.5.4-x64.tmp
BundleDefault.ico
memory/1784-15-0x0000000000300000-0x00000000003DF000-memory.dmp
memory/1784-0-0x0000000000300000-0x00000000003DF000-memory.dmp
memory/2744-25-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-27-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-17-0x0000000001340000-0x0000000001341000-memory.dmp
memory/2744-19-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-21-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-23-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-6-0x0000000001340000-0x0000000001341000-memory.dmp
memory/2744-16-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-29-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-31-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-33-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-35-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-37-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-39-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-41-0x0000000000740000-0x0000000000AC2000-memory.dmp
memory/2744-43-0x0000000000740000-0x0000000000AC2000-memory.dmp