Analysis
- user interaction
yes - max time kernel
94s - max time network
99s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/09/2026, 11:54
General
- Target Installer Non-Admin.exe
- Size 166.3MB
- Sample260930-n278aaee25
- SHA256 e65bf5644d0b717d509303789e25408b53d7942dafd69e6fc560cc2d255b4fcd
- MD5 7b3e5128a63f8b2ce6b13cd3fee557a7
- SHA1 4096065bff169f3e44bb8e5b121235f0479908cd
- SHA512 b9a0c4da4e6231acd1a6f63b511d2f0bc2b8b9d1febb90bca19401661f73f28b745484de87921c00a8faf27b134a0336214ab57dfe570adcc84a674376f0ef3a
- SSDEEP 3145728:nq7SLPDuV9rfOkqp8pRIN8nY5rDqVitmY05+QuEoKpZJEqxJh7U62mzYtEIj:nm6LuV92p88qnUtJ05+Qnp/7Qkzkj
- TLSH T1CC88330372CBBA3CF5DA43BA85B1E550E6F77A616121BEC3D2D480B9DE450A41E6F603
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1508 Installer Non-Admin.tmp - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\D:\ Installer Non-Admin.tmp File opened (read-only) \??\D: Installer Non-Admin.tmp - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 Installer Non-Admin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Installer Non-Admin.tmp - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral1/memory/1728-0-0x0000000000D70000-0x0000000000E45000-memory.dmp innosetup behavioral1/memory/1728-7-0x0000000000D70000-0x0000000000E45000-memory.dmp innosetup behavioral1/memory/1728-1683-0x0000000000D70000-0x0000000000E45000-memory.dmp innosetup - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Installer Non-Admin.tmp - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1508 Installer Non-Admin.tmp 1508 Installer Non-Admin.tmp - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1508 Installer Non-Admin.tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1508 1728 Installer Non-Admin.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\Installer Non-Admin.exe"C:\Users\Admin\AppData\Local\Temp\Installer Non-Admin.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\is-HOT2M.tmp\Installer Non-Admin.tmp"C:\Users\Admin\AppData\Local\Temp\is-HOT2M.tmp\Installer Non-Admin.tmp" /SL5="$602D4,173380888,814592,C:\Users\Admin\AppData\Local\Temp\Installer Non-Admin.exe"2⤵
- Executes dropped EXE
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:1508
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-HOT2M.tmp\Installer Non-Admin.tmp
- Size 3.2MB
- SHA256 d9476c735b7bfadb10817f73afb5c2ec6b30a1d2d00fd3ebc6b7aa1d6babe32d
- MD5 fba148f6835a2f498979f29324373c1c
- SHA1 61bd22e04c7c04e832db7b0ebec5a7684b4429fc
- SHA512 cfe26ca0186129ae091b020455a74d4d689d37f358aa29b3a0d576cfcb33fd148889a71dd4b88bfbe7b0df484aa9650ca05cb6cd6e9218950af42d156d58e52e
- SSDEEP 49152:IdJYVM+9JtzZWnoS2VC23aun8+f5KuG2OY9IG9ivyv2cLx1RQM3339An:6JYVM+LtVt3P/KuG2ONG9iqLRQM333Y
- TLSH T1C1E56D17F389613ED05A1A392527D241583BBE70762A8C575BEC3E8C8F361486E3B74B
- MD5 SHA1 SHA512 SSDEEP TLSH