Analysis
- max time kernel
150s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 23:31
Static task
static1
Behavioral task
behavioral1
Sample
015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe
Resource
win10v2004-20260513-en
General
- Target 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe
- Size 1.6MB
- Sample260729-3hybasvcrc
- SHA256 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0
- MD5 9aebe6ab37d5bd0a536316ca8f02519e
- SHA1 a1023e180b75355bce76365db187cd52e6ccf627
- SHA512 bd24dd8dcc245b9fabc35d65864878876e0a3dda49e7729eb57bfa9f7ef1b19d5f0645f1181355c2852016aaa5f77fb39ba334526839ea31b871894fd8ef404e
- SSDEEP 24576:a09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+owpejKs3PNnx2qIyQ:a09XJt4HIN2H2tFvduySFpejKs3P5x2J
- TLSH T17275BF83B4C088F1DA086B3094DE3B36D4775F989F16898F93D9FD5D3872580A67A12E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4868-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4868-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4720-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4720-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4428-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4428-59-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4428-57-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit - Gh0st RAT payload 7 IoCs
resource yara_rule behavioral2/memory/4868-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4868-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4720-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4720-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4428-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4428-59-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4428-57-0x0000000010000000-0x00000000101B6000-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 4868 RVN.exe 4720 TXPlatforn.exe 4428 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 behavioral2/memory/4868-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4868-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4868-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4720-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4720-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4720-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4428-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4428-59-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4428-57-0x0000000010000000-0x00000000101B6000-memory.dmp upx - Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2692 cmd.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 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.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 2692 cmd.exe 2872 PING.EXE - Runs ping.exe 1 TTPs 1 IoCs
pid Process 2872 PING.EXE - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4428 TXPlatforn.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4868 RVN.exe Token: SeLoadDriverPrivilege 4428 TXPlatforn.exe Token: 33 4428 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4428 TXPlatforn.exe Token: 33 4428 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4428 TXPlatforn.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4824 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe 4824 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4824 wrote to memory of 4868 4824 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe 88 PID 4868 wrote to memory of 2692 4868 RVN.exe 91 PID 4720 wrote to memory of 4428 4720 TXPlatforn.exe 92 PID 2692 wrote to memory of 2872 2692 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe"C:\Users\Admin\AppData\Local\Temp\015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4824 -
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:4868 -
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:2692 -
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:2872
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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:4720 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:4428
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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 1.6MB
- SHA256 015c735a9c3ea7608c55f697f8f2dca782c494eb6241fe02789e0a42d60ef7a0
- MD5 9aebe6ab37d5bd0a536316ca8f02519e
- SHA1 a1023e180b75355bce76365db187cd52e6ccf627
- SHA512 bd24dd8dcc245b9fabc35d65864878876e0a3dda49e7729eb57bfa9f7ef1b19d5f0645f1181355c2852016aaa5f77fb39ba334526839ea31b871894fd8ef404e
- SSDEEP 24576:a09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+owpejKs3PNnx2qIyQ:a09XJt4HIN2H2tFvduySFpejKs3P5x2J
- TLSH T17275BF83B4C088F1DA086B3094DE3B36D4775F989F16898F93D9FD5D3872580A67A12E
- 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