Analysis
-
max time kernel
150s -
max time network
148s -
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 07:57
Static task
static1
Behavioral task
behavioral1
Sample
a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe
Resource
win7-20240903-en
General
-
Target
a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe
-
Size
1.2MB
-
MD5
36d00e1c116ad878209f522ad0e1196f
-
SHA1
1c790a685400243ed8844f5cbde4282d0f523e31
-
SHA256
a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e
-
SHA512
5c9dea37afe0c87fd35d90fec9443e62e6ef645685a808ffde0e053f0f0d0766c75a40a32f827881b84bca5bcb277a2c99a8bcbc64b8600e98f158b82356f19b
-
SSDEEP
24576:P09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+pt:P09XJt4HIN2H2tFvduySXt
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5068-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5068-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1912-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5068-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5068-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1912-68-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1912-71-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1912-73-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5068-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5068-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1912-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5068-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5068-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1912-68-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1912-71-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1912-73-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
-
Purplefox family
-
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 1692 RVN.exe 5068 TXPlatforn.exe 1912 TXPlatforn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/1692-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5068-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5068-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5068-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1912-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5068-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5068-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1912-68-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1912-71-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1912-73-0x0000000010000000-0x00000000101B6000-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 a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1076 cmd.exe 1872 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1872 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1912 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1692 RVN.exe Token: SeLoadDriverPrivilege 1912 TXPlatforn.exe Token: 33 1912 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1912 TXPlatforn.exe Token: 33 1912 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1912 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4524 a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe 4524 a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4524 wrote to memory of 1692 4524 a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe 83 PID 4524 wrote to memory of 1692 4524 a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe 83 PID 4524 wrote to memory of 1692 4524 a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe 83 PID 1692 wrote to memory of 1076 1692 RVN.exe 85 PID 1692 wrote to memory of 1076 1692 RVN.exe 85 PID 1692 wrote to memory of 1076 1692 RVN.exe 85 PID 5068 wrote to memory of 1912 5068 TXPlatforn.exe 86 PID 5068 wrote to memory of 1912 5068 TXPlatforn.exe 86 PID 5068 wrote to memory of 1912 5068 TXPlatforn.exe 86 PID 1076 wrote to memory of 1872 1076 cmd.exe 88 PID 1076 wrote to memory of 1872 1076 cmd.exe 88 PID 1076 wrote to memory of 1872 1076 cmd.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe"C:\Users\Admin\AppData\Local\Temp\a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4524 -
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:1692 -
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:1076 -
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:1872
-
-
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068 -
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:1912
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.2MB
MD536d00e1c116ad878209f522ad0e1196f
SHA11c790a685400243ed8844f5cbde4282d0f523e31
SHA256a383b46965ad6b4ea57a4466df3634385932e6f09cf5f882bf7f237bbce5298e
SHA5125c9dea37afe0c87fd35d90fec9443e62e6ef645685a808ffde0e053f0f0d0766c75a40a32f827881b84bca5bcb277a2c99a8bcbc64b8600e98f158b82356f19b
-
Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4