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
Behavioral task
behavioral1
Sample
1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe
Resource
win10v2004-20241007-en
General
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Target
1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe
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Size
2.4MB
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MD5
43903d26c88dbe577fffaee6034dfb66
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SHA1
bc4299027134d935faf64bdf64628a37d1e7a837
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SHA256
1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0
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SHA512
fe0dd0f90d16623a69143b73223c22c509ded4107d9c528a98e520f5e20e1a331a199ebf19844df57e98125a560917bd53e3066493d7d05cd70e00637a5ae8e4
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SSDEEP
49152:PxTc2H2tFvduyS3I9cTO8a18C/tgRAjsFdIREpW/SvrjskB1mrqv3tj:Vcy2Lk49L8GTtL2pW/STjskBUrqP
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1856-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1856-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1856-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2780-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2780-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2860-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2860-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2860-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2860-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/1856-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1856-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1856-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2780-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2780-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2860-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2860-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2860-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2860-41-0x0000000010000000-0x00000000101B6000-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 4 IoCs
pid Process 1856 RVN.exe 2352 HD_1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 2780 TXPlatforn.exe 2860 TXPlatforn.exe -
Loads dropped DLL 4 IoCs
pid Process 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 2508 Process not Found 2780 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/1856-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1856-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1856-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1856-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2780-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2780-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2860-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2860-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2860-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2860-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Detects Pyinstaller 1 IoCs
resource yara_rule behavioral1/files/0x0009000000016ca5-7.dat pyinstaller -
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 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.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 2720 cmd.exe 2964 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2964 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2860 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1856 RVN.exe Token: SeLoadDriverPrivilege 2860 TXPlatforn.exe Token: 33 2860 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2860 TXPlatforn.exe Token: 33 2860 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2860 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 1856 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 30 PID 1064 wrote to memory of 2352 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 31 PID 1064 wrote to memory of 2352 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 31 PID 1064 wrote to memory of 2352 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 31 PID 1064 wrote to memory of 2352 1064 1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe 31 PID 1856 wrote to memory of 2720 1856 RVN.exe 34 PID 1856 wrote to memory of 2720 1856 RVN.exe 34 PID 1856 wrote to memory of 2720 1856 RVN.exe 34 PID 1856 wrote to memory of 2720 1856 RVN.exe 34 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2780 wrote to memory of 2860 2780 TXPlatforn.exe 35 PID 2720 wrote to memory of 2964 2720 cmd.exe 37 PID 2720 wrote to memory of 2964 2720 cmd.exe 37 PID 2720 wrote to memory of 2964 2720 cmd.exe 37 PID 2720 wrote to memory of 2964 2720 cmd.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe"C:\Users\Admin\AppData\Local\Temp\1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1064 -
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:1856 -
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:2720 -
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:2964
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C:\Users\Admin\AppData\Local\Temp\HD_1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exeC:\Users\Admin\AppData\Local\Temp\HD_1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe2⤵
- Executes dropped EXE
PID:2352
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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:2780 -
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:2860
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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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\Users\Admin\AppData\Local\Temp\HD_1efbb4615d46cd7a655e67ceb1eb8f1435f42b60aa3983aeb0755fe7db6131e0.exe
Filesize1.8MB
MD5dc06c04511cba57f99fceb507672139f
SHA1e3aa592d21f774cc4c18d16894b61d3001f4fff3
SHA2561fbf1c8a77e1eefd326501880b310428c867c426bf2aba00a57201bd8b9d4887
SHA5126c8788a08a78f975bb9bd2c772fd2c466d1ccf9ac8da17ca26dbbd4323752dd55506ed402fa786cd86cbd5ba8854a6a3aeeaa290fb6ad440f920fd6d039b8094
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4