Overview
overview
4Static
static
3Primo-Ramd...or.exe
windows10-2004-x64
3Primo-Ramd...or.exe
windows11-ltsc_2024-x64
3Primo-Ramd...rd.sys
windows10-2004-x64
3Primo-Ramd...rd.sys
windows10-2004-x64
3Primo-Ramd...ll.bat
windows10-2004-x64
3Primo-Ramd...ll.bat
windows11-ltsc_2024-x64
3Primo-Ramd....0.exe
windows10-2004-x64
4Primo-Ramd....0.exe
windows11-ltsc_2024-x64
4Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 03:34
Behavioral task
behavioral1
Sample
Primo-Ramdisk-Server-Edition-6.6.0/PRD660Pv3-Patch/CmdColor.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Primo-Ramdisk-Server-Edition-6.6.0/PRD660Pv3-Patch/CmdColor.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
Primo-Ramdisk-Server-Edition-6.6.0/PRD660Pv3-Patch/drv10/fancyrd.sys
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
Primo-Ramdisk-Server-Edition-6.6.0/PRD660Pv3-Patch/drv7/fancyrd.sys
Resource
win10v2004-20260513-en
Behavioral task
behavioral5
Sample
Primo-Ramdisk-Server-Edition-6.6.0/PRD660Pv3-Patch/install.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
Primo-Ramdisk-Server-Edition-6.6.0/PRD660Pv3-Patch/install.bat
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
Primo-Ramdisk-Server-Edition-6.6.0/Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe
Resource
win10v2004-20260513-en
General
- Target Primo-Ramdisk-Server-Edition-6.6.0/Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe
- Size 6.7MB
- Sample260805-d47dnach37
- SHA256 dffb6ffec6dcf7d7be5f9aaa92b5a78a11f5dc1ff706cf84cd0579ab3251b725
- MD5 31093d2fbb45902799b0fc74832d714e
- SHA1 1e2aacbb73029d7ce3975cf4fd9cbfb1e9b4c8e6
- SHA512 5aac80540df8984acb4f95558f13167a2e4c7c118f470f0a8939e2017f7fb14cbe41d6a6fa0df97f736b9df823b6d2ca0a8b7396a6b99ad22bf99b74b3897738
- SSDEEP 196608:DbRgoOj7wbuQqq1tl5NwsBzY9B48t76q7wcBDX:3F2saQqq11nYTt7F7wcp
- TLSH T1ED6633218B468036E66519BCC032F5705D7AAFF069F4544AACF4FC1F32B56B6A4362EC
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2820 Primo.Ramdisk.Srv.Mui.Setup.6.6.0.tmp - 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 Primo.Ramdisk.Srv.Mui.Setup.6.6.0.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral8/memory/3796-0-0x0000000000400000-0x0000000000470000-memory.dmp innosetup behavioral8/memory/3796-8-0x0000000000400000-0x0000000000470000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3796 wrote to memory of 2820 3796 Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\Primo-Ramdisk-Server-Edition-6.6.0\Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe"C:\Users\Admin\AppData\Local\Temp\Primo-Ramdisk-Server-Edition-6.6.0\Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3796 -
C:\Users\Admin\AppData\Local\Temp\is-CHFB4.tmp\Primo.Ramdisk.Srv.Mui.Setup.6.6.0.tmp"C:\Users\Admin\AppData\Local\Temp\is-CHFB4.tmp\Primo.Ramdisk.Srv.Mui.Setup.6.6.0.tmp" /SL5="$501AC,6409476,417280,C:\Users\Admin\AppData\Local\Temp\Primo-Ramdisk-Server-Edition-6.6.0\Primo.Ramdisk.Srv.Mui.Setup.6.6.0.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2820
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-CHFB4.tmp\Primo.Ramdisk.Srv.Mui.Setup.6.6.0.tmp
- Size 1.4MB
- SHA256 8ef799ab97d1eb7f55d618a18d2a8dc43af7a818ee63260108075eb3708fea32
- MD5 6a470dc6164089301a8b79e78db69630
- SHA1 4fa78829f7c50ea989bea3432f810c60af9cfd58
- SHA512 0cd1dbe56accd21b6168c592ab826b2aac1ed2957aa5c79c0475d52366eea4813ca73d3b52c10bec62435f87402ae4cf527bf19fe63a7bc8a80e925a615f30c6
- SSDEEP 24576:pnbbPImgK4brDi4IxgRqzwqNb+Yz73P2EMZbG0JEtpTaYoLNqx9Lf:JHeKh4nqzF3PYdStpTaYoLYB
- TLSH T151655B2293918437D5732E7D8C67D6A41835BE202EB4944A7EF8BE0C3E35B6178353DA
- MD5 SHA1 SHA512 SSDEEP TLSH