Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
12/08/2026, 10:38
Static task
static1
Behavioral task
behavioral1
Sample
92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe
Resource
win10v2004-20260513-en
General
- Target 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe
- Size 1.3MB
- Sample260812-mpn37seq3y
- SHA256 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4
- MD5 72b20b31c1a9e90351842ce9af947f60
- SHA1 f44e7e34d82d5fa5573d16f6ba5886e34501f1cd
- SHA512 9024f8db0a0c80e3a7f3897a950621bc00471f4ca701e40ba55350221c10f45fa34a978afbacbd88f9475b1e01e0d1312b7afff1f2dcf9f3122bcb79689ea124
- SSDEEP 24576:MRCxeJiV5tBg3/k8X9LQAC7W/R9XPGbdp/:MIgJkBn8tgks
- TLSH T1EF559C691BAB4256DB5837B9C8B6928449090F436F58C0B45E311E1EBD2724FFC23EBD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3908-1-0x0000000010000000-0x00000000101A9000-memory.dmp purplefox_rootkit behavioral1/memory/4960-11-0x0000000010000000-0x00000000101A9000-memory.dmp purplefox_rootkit - Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/3908-1-0x0000000010000000-0x00000000101A9000-memory.dmp family_gh0strat behavioral1/memory/4960-11-0x0000000010000000-0x00000000101A9000-memory.dmp family_gh0strat - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys sainbox.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" sainbox.exe - Executes dropped EXE 2 IoCs
pid Process 4960 sainbox.exe 4680 sainbox.exe - Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: sainbox.exe File opened (read-only) \??\K: sainbox.exe File opened (read-only) \??\N: sainbox.exe File opened (read-only) \??\Q: sainbox.exe File opened (read-only) \??\R: sainbox.exe File opened (read-only) \??\X: sainbox.exe File opened (read-only) \??\Y: sainbox.exe File opened (read-only) \??\B: sainbox.exe File opened (read-only) \??\G: sainbox.exe File opened (read-only) \??\H: sainbox.exe File opened (read-only) \??\I: sainbox.exe File opened (read-only) \??\O: sainbox.exe File opened (read-only) \??\S: sainbox.exe File opened (read-only) \??\T: sainbox.exe File opened (read-only) \??\J: sainbox.exe File opened (read-only) \??\M: sainbox.exe File opened (read-only) \??\U: sainbox.exe File opened (read-only) \??\V: sainbox.exe File opened (read-only) \??\W: sainbox.exe File opened (read-only) \??\Z: sainbox.exe File opened (read-only) \??\L: sainbox.exe File opened (read-only) \??\P: sainbox.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\sainbox.exe 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe File opened for modification C:\Windows\SysWOW64\sainbox.exe 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe - 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 4312 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sainbox.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sainbox.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4312 cmd.exe 4128 PING.EXE - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 sainbox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz sainbox.exe - Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum sainbox.exe Key created \REGISTRY\USER\.DEFAULT\Software sainbox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft sainbox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie sainbox.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" sainbox.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 4128 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe 4680 sainbox.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4680 sainbox.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3908 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe Token: SeLoadDriverPrivilege 4680 sainbox.exe Token: 33 4680 sainbox.exe Token: SeIncBasePriorityPrivilege 4680 sainbox.exe Token: 33 4680 sainbox.exe Token: SeIncBasePriorityPrivilege 4680 sainbox.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3908 wrote to memory of 4312 3908 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe 87 PID 4960 wrote to memory of 4680 4960 sainbox.exe 88 PID 4312 wrote to memory of 4128 4312 cmd.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe"C:\Users\Admin\AppData\Local\Temp\92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3908 -
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\92C7E1~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4312 -
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:4128
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C:\Windows\SysWOW64\sainbox.exeC:\Windows\SysWOW64\sainbox.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960 -
C:\Windows\SysWOW64\sainbox.exeC:\Windows\SysWOW64\sainbox.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:4680
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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\sainbox.exe
- Size 1.3MB
- SHA256 92c7e18e1edf872fa944e445dc17fdab21fb359d885f500759e07f38b2952bd4
- MD5 72b20b31c1a9e90351842ce9af947f60
- SHA1 f44e7e34d82d5fa5573d16f6ba5886e34501f1cd
- SHA512 9024f8db0a0c80e3a7f3897a950621bc00471f4ca701e40ba55350221c10f45fa34a978afbacbd88f9475b1e01e0d1312b7afff1f2dcf9f3122bcb79689ea124
- SSDEEP 24576:MRCxeJiV5tBg3/k8X9LQAC7W/R9XPGbdp/:MIgJkBn8tgks
- TLSH T1EF559C691BAB4256DB5837B9C8B6928449090F436F58C0B45E311E1EBD2724FFC23EBD
- MD5 SHA1 SHA512 SSDEEP TLSH