Analysis
-
max time kernel
150s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 11:47
Static task
static1
Behavioral task
behavioral1
Sample
c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe
Resource
win7-20241010-en
General
-
Target
c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe
-
Size
604KB
-
MD5
fbaeabd509208078a1de6150fc93f7de
-
SHA1
cd8e404113def4664e55f1ebc8cf48cb6384e8b1
-
SHA256
c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6
-
SHA512
a693bc4ae97fd76a109d61f73528d3755a488adafadacc73b3aa5a6914881dbbba72fbdf521661f989cc1d8a1020de1e40511c724797197b036d54ef40dd0d85
-
SSDEEP
12288:8i2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8y//pGHNu469U5C:8i2Tro2H2HESq2eWJ6MQjySjyoI4H5C
Malware Config
Signatures
-
resource yara_rule behavioral1/memory/1660-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1660-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1660-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2388-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2716-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2716-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2388-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2716-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/memory/1660-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1660-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1660-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2388-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2716-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2716-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2388-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2716-33-0x0000000010000000-0x00000000101B6000-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 1660 RVN.exe 2388 TXPlatforn.exe 2716 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 2388 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/1660-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1660-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1660-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1660-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2388-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2716-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2716-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2388-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2716-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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 TXPlatforn.exe 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 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2884 cmd.exe 2748 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2748 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2716 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1660 RVN.exe Token: SeLoadDriverPrivilege 2716 TXPlatforn.exe Token: 33 2716 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2716 TXPlatforn.exe Token: 33 2716 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2716 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 3052 wrote to memory of 1660 3052 c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe 30 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 2388 wrote to memory of 2716 2388 TXPlatforn.exe 33 PID 1660 wrote to memory of 2884 1660 RVN.exe 32 PID 1660 wrote to memory of 2884 1660 RVN.exe 32 PID 1660 wrote to memory of 2884 1660 RVN.exe 32 PID 1660 wrote to memory of 2884 1660 RVN.exe 32 PID 2884 wrote to memory of 2748 2884 cmd.exe 35 PID 2884 wrote to memory of 2748 2884 cmd.exe 35 PID 2884 wrote to memory of 2748 2884 cmd.exe 35 PID 2884 wrote to memory of 2748 2884 cmd.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe"C:\Users\Admin\AppData\Local\Temp\c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052 -
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:1660 -
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:2884 -
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:2748
-
-
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388 -
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:2716
-
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
604KB
MD5fbaeabd509208078a1de6150fc93f7de
SHA1cd8e404113def4664e55f1ebc8cf48cb6384e8b1
SHA256c3a02a29de5cc82efdeeff8b4cba74509ac1318706f4ea173fe620c481be4dc6
SHA512a693bc4ae97fd76a109d61f73528d3755a488adafadacc73b3aa5a6914881dbbba72fbdf521661f989cc1d8a1020de1e40511c724797197b036d54ef40dd0d85
-
Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4