Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/06/2026, 07:10
Behavioral task
behavioral1
Sample
b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe
Resource
win10v2004-20260513-en
15 signatures
150 seconds
General
- Target b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe
- Size 539KB
- Sample260601-hzcqpsew3x
- SHA256 b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74
- MD5 69256f23444321bde02f9015fbf9ddfd
- SHA1 38c76a7bfa28b18fb48dfc939550921826b8e8ee
- SHA512 f463518e23cf5dc04694b6ab59fe078a0f530efc3c35436cce7d445fe80280e07ae7a40d813bc8eb5c6dc88dbf784068d367960cb59b8bb9467e221372c2b5b1
- SSDEEP 12288:KhymnwJFPNdgBAEHApqePJN1AmLM7uVq9sS5N:KUmwrl2Ao7sJNlM7ymsS5N
- TLSH T156C423CA38BD88B9CC11073D7F0A4592870B12BD7D39C5935992254BE8799EA7D2FE0C
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1144-4-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit behavioral2/memory/3728-12-0x0000000000400000-0x0000000000547000-memory.dmp purplefox_rootkit behavioral2/memory/3728-14-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit behavioral2/memory/1144-20-0x0000000000400000-0x0000000000547000-memory.dmp purplefox_rootkit behavioral2/memory/3068-28-0x0000000000400000-0x0000000000547000-memory.dmp purplefox_rootkit behavioral2/memory/3728-29-0x0000000000400000-0x0000000000547000-memory.dmp purplefox_rootkit - Gh0st RAT payload 6 IoCs
resource yara_rule behavioral2/memory/1144-4-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat behavioral2/memory/3728-12-0x0000000000400000-0x0000000000547000-memory.dmp family_gh0strat behavioral2/memory/3728-14-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat behavioral2/memory/1144-20-0x0000000000400000-0x0000000000547000-memory.dmp family_gh0strat behavioral2/memory/3068-28-0x0000000000400000-0x0000000000547000-memory.dmp family_gh0strat behavioral2/memory/3728-29-0x0000000000400000-0x0000000000547000-memory.dmp family_gh0strat - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Ghiya.exe - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" Ghiya.exe - Executes dropped EXE 2 IoCs
pid Process 3728 Ghiya.exe 3068 Ghiya.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Ghiya.exe b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe -
resource yara_rule behavioral2/memory/1144-0-0x0000000000400000-0x0000000000547000-memory.dmp upx behavioral2/memory/3728-12-0x0000000000400000-0x0000000000547000-memory.dmp upx behavioral2/files/0x002100000002b2ef-11.dat upx behavioral2/memory/1144-20-0x0000000000400000-0x0000000000547000-memory.dmp upx behavioral2/memory/3068-28-0x0000000000400000-0x0000000000547000-memory.dmp upx behavioral2/memory/3728-29-0x0000000000400000-0x0000000000547000-memory.dmp upx - System Location Discovery: System Language Discovery 1 TTPs 5 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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2800 cmd.exe 2212 PING.EXE - Runs ping.exe 1 TTPs 1 IoCs
pid Process 2212 PING.EXE - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3068 Ghiya.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1144 b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe Token: SeLoadDriverPrivilege 3068 Ghiya.exe Token: 33 3068 Ghiya.exe Token: SeIncBasePriorityPrivilege 3068 Ghiya.exe Token: 33 3068 Ghiya.exe Token: SeIncBasePriorityPrivilege 3068 Ghiya.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1144 wrote to memory of 2800 1144 b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe 83 PID 3728 wrote to memory of 3068 3728 Ghiya.exe 84 PID 2800 wrote to memory of 2212 2800 cmd.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe"C:\Users\Admin\AppData\Local\Temp\b0901d4479e9e1c7e260f8006a07d439b473d6bd0d84fde003cd6e4ffd5a3f74.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\B0901D~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2800 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2212
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3728 -
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:3068
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\Ghiya.exe
- Size 10.5MB
- SHA256 2cbbfac493de309fe433710ef1ec0f2b160aeb8c67f2d542d576199178ad58f1
- MD5 3b7c5794d85647941d1cdab241266a83
- SHA1 581465cef8716dd5f0bd0529aa404b7b13d4551f
- SHA512 c2ca4ca6ed074eac6ac86cd17d841feacd1d368272745dad5578acc80f8bc03392d59ae4e4380cbdede6318926b94a94abd34a221b7fdae21de7bed467346fff
- SSDEEP 12288:KhymnwJFPNdgBAEHApqePJN1AmLM7uVq9sS5Nc:KUmwrl2Ao7sJNlM7ymsS5Nc
- TLSH T178B6CFB50B7A7C48E0410098965908CC71F8D5CF7A1E5D24BA7E9793EEAE13C18B17BE
- MD5 SHA1 SHA512 SSDEEP TLSH