Analysis
- max time kernel
150s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/10/2026, 12:34
Static task
static1
Behavioral task
behavioral1
Sample
4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe
Resource
win10v2004-20260911-en
General
- Target 4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe
- Size 668KB
- Sample261004-prr9raybnf
- SHA256 4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115
- MD5 49e25d01faae2dcbf251046c0f0915bb
- SHA1 993ad4f81752aede268a61dc402fe634faa9aee9
- SHA512 07e761ec63da7ad3e2159436448b278f967441aa0ea1a397514cf2293afa61d321a635a726de3f3c1e6f04a4909059ce0ce86fa7a600d280bf97856e60b42eee
- SSDEEP 12288:di2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ytlF:di2Tro2H2HESq2eWJ6MQjySjytlF
- TLSH T1DAE4BE4577C0C3A2C789A93244588A78B1B5AC2CFC6319CBBF81F71919357D28F36B66
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2428-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2428-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2428-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1968-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1968-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1968-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1968-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/5096-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/5096-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/5096-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/5096-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit - Gh0st RAT payload 11 IoCs
resource yara_rule behavioral1/memory/2428-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2428-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2428-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1968-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1968-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1968-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1968-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/5096-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/5096-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/5096-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/5096-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.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" TXPlatforn.exe - Executes dropped EXE 3 IoCs
pid Process 2428 RVN.exe 1968 TXPlatforn.exe 5096 TXPlatforn.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral1/memory/2428-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2428-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2428-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2428-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1968-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1968-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1968-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1968-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1968-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/5096-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/5096-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/5096-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/5096-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 652 cmd.exe - 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.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname TXPlatforn.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain TXPlatforn.exe - 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 4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 652 cmd.exe 1252 PING.EXE - Runs ping.exe 1 TTPs 1 IoCs
pid Process 1252 PING.EXE - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 5096 TXPlatforn.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2428 RVN.exe Token: SeLoadDriverPrivilege 5096 TXPlatforn.exe Token: 33 5096 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 5096 TXPlatforn.exe Token: 33 5096 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 5096 TXPlatforn.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4904 4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4904 wrote to memory of 2428 4904 4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe 85 PID 2428 wrote to memory of 652 2428 RVN.exe 87 PID 1968 wrote to memory of 5096 1968 TXPlatforn.exe 89 PID 652 wrote to memory of 1252 652 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe"C:\Users\Admin\AppData\Local\Temp\4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4904 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2428 -
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\RVN.exe > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1252
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:5096
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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:\Users\Admin\AppData\Local\Temp\HD_X.dat
- Size 668KB
- SHA256 4ebf54d0f3beee60c8f5da9f94600408001456202a9f8749124aef3d215d9115
- MD5 49e25d01faae2dcbf251046c0f0915bb
- SHA1 993ad4f81752aede268a61dc402fe634faa9aee9
- SHA512 07e761ec63da7ad3e2159436448b278f967441aa0ea1a397514cf2293afa61d321a635a726de3f3c1e6f04a4909059ce0ce86fa7a600d280bf97856e60b42eee
- SSDEEP 12288:di2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ytlF:di2Tro2H2HESq2eWJ6MQjySjytlF
- TLSH T1DAE4BE4577C0C3A2C789A93244588A78B1B5AC2CFC6319CBBF81F71919357D28F36B66
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RVN.exe
- Size 377KB
- SHA256 57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
- MD5 80ade1893dec9cab7f2e63538a464fcc
- SHA1 c06614da33a65eddb506db00a124a3fc3f5be02e
- SHA512 fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
- SSDEEP 6144:BEo7J1ixs4uVKE9rFEAHKThrBSq2hAzSM5mDo9lSJULHZqExlD2E1LxhJVwIe0Dy:Wo2HQVWAHkFSq2hAWJYlMUtrxlyuJVRq
- TLSH T13A841221EB1265A2D30BB0F0CE685F0688B953584C6D1D57EEB51E2D7D3A3EDE832D06
- MD5 SHA1 SHA512 SSDEEP TLSH