Analysis
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max time kernel
150s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-01-2025 07:58
Static task
static1
Behavioral task
behavioral1
Sample
908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe
Resource
win7-20240903-en
General
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Target
908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe
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Size
1.5MB
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MD5
ad7f24c684d77ca586e6c7a6e2c79840
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SHA1
a7ae52bd7351a39ea5ddb9c3ee187d09502d7dd5
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SHA256
908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d
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SHA512
3d441f68eeb4ec7725548a31b556b8c3309e4ec3352598d2d28a5c223aac4173f76edd3de5de895b26ee969152093b1f3ae7d14fc3e223c46c595d267fddbf68
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SSDEEP
24576:s09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+eTRyLuf4:s09XJt4HIN2H2tFvduySuROuA
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1564-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1564-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1564-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4552-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4552-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4552-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2424-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4552-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2424-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2424-49-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2424-73-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/1564-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1564-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1564-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4552-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4552-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4552-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2424-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4552-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2424-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2424-49-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2424-73-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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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 2 TTPs 1 IoCs
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 1564 RVN.exe 4552 TXPlatforn.exe 2424 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/1564-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1564-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1564-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1564-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4552-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4552-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4552-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4552-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4552-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-49-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-73-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4232 cmd.exe 3708 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3708 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2424 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1564 RVN.exe Token: SeLoadDriverPrivilege 2424 TXPlatforn.exe Token: 33 2424 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2424 TXPlatforn.exe Token: 33 2424 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2424 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3636 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe 3636 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3636 wrote to memory of 1564 3636 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe 82 PID 3636 wrote to memory of 1564 3636 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe 82 PID 3636 wrote to memory of 1564 3636 908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe 82 PID 1564 wrote to memory of 4232 1564 RVN.exe 84 PID 1564 wrote to memory of 4232 1564 RVN.exe 84 PID 1564 wrote to memory of 4232 1564 RVN.exe 84 PID 4552 wrote to memory of 2424 4552 TXPlatforn.exe 85 PID 4552 wrote to memory of 2424 4552 TXPlatforn.exe 85 PID 4552 wrote to memory of 2424 4552 TXPlatforn.exe 85 PID 4232 wrote to memory of 3708 4232 cmd.exe 87 PID 4232 wrote to memory of 3708 4232 cmd.exe 87 PID 4232 wrote to memory of 3708 4232 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe"C:\Users\Admin\AppData\Local\Temp\908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3636 -
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:1564 -
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⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4232 -
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:3708
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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:4552 -
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:2424
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
1.5MB
MD5ad7f24c684d77ca586e6c7a6e2c79840
SHA1a7ae52bd7351a39ea5ddb9c3ee187d09502d7dd5
SHA256908dfa994bd841091b0f5e812e46802a740c01b874f9cfd69ead6e9dfc704d0d
SHA5123d441f68eeb4ec7725548a31b556b8c3309e4ec3352598d2d28a5c223aac4173f76edd3de5de895b26ee969152093b1f3ae7d14fc3e223c46c595d267fddbf68
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4