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Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
31/12/2024, 21:41
Static task
static1
Behavioral task
behavioral1
Sample
5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe
Resource
win7-20240708-en
General
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Target
5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe
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Size
576KB
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MD5
5dcb6d404cf0dd69d0c6a7912f41991b
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SHA1
7554c815c8620f3180e4509f31c82abbbfc8de9d
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SHA256
5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223
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SHA512
5b92fa856334f34aab4bd315ff9e3e9d52df0db8d049d69f6cd49f052935b76b17a3b5e6bb1922690b170899066e12e836b060cfc15689064d9900924ffa3176
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SSDEEP
12288:Pi2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8yEIv:Pi2Tro2H2HESq2eWJ6MQjySjyEIv
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2240-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2240-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2240-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2896-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2896-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/2240-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2240-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2240-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2896-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2896-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-34-0x0000000010000000-0x00000000101B6000-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 2240 RVN.exe 2896 TXPlatforn.exe 2692 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 2896 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/2240-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2240-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2240-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2240-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2896-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2896-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-34-0x0000000010000000-0x00000000101B6000-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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.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 2880 cmd.exe 2736 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2736 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2692 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2240 RVN.exe Token: SeLoadDriverPrivilege 2692 TXPlatforn.exe Token: 33 2692 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2692 TXPlatforn.exe Token: 33 2692 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2692 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2196 wrote to memory of 2240 2196 5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe 30 PID 2240 wrote to memory of 2880 2240 RVN.exe 32 PID 2240 wrote to memory of 2880 2240 RVN.exe 32 PID 2240 wrote to memory of 2880 2240 RVN.exe 32 PID 2240 wrote to memory of 2880 2240 RVN.exe 32 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2896 wrote to memory of 2692 2896 TXPlatforn.exe 33 PID 2880 wrote to memory of 2736 2880 cmd.exe 35 PID 2880 wrote to memory of 2736 2880 cmd.exe 35 PID 2880 wrote to memory of 2736 2880 cmd.exe 35 PID 2880 wrote to memory of 2736 2880 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe"C:\Users\Admin\AppData\Local\Temp\5b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2196 -
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:2240 -
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:2880 -
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:2736
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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:2896 -
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:2692
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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
576KB
MD55dcb6d404cf0dd69d0c6a7912f41991b
SHA17554c815c8620f3180e4509f31c82abbbfc8de9d
SHA2565b5710c426d2544d5929b3901793db602db2df71379c1477212fa4bee20a8223
SHA5125b92fa856334f34aab4bd315ff9e3e9d52df0db8d049d69f6cd49f052935b76b17a3b5e6bb1922690b170899066e12e836b060cfc15689064d9900924ffa3176
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4