Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19/01/2025, 12:36
Static task
static1
Behavioral task
behavioral1
Sample
285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe
Resource
win7-20241023-en
General
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Target
285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe
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Size
2.0MB
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MD5
677f7eabf0b241abf4e4ee0690ad7f3c
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SHA1
5e9e7e0ecb62ed6300ee6b48aa2e24d86fb2626c
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SHA256
285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e
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SHA512
e254d41648e21ca110e81a9f546c6e4489f3e4b388aacb7f32c159141f506df3e908c14331fb7586d47b057ab529f3664301ea9e72f7002693fe5ea04321ef6a
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SSDEEP
24576:Ui2Tro2H2HESq2eWJ6MQjySjysIoUQWNgfSRiPE:UxTc2H2tFvduySDIFLRi8
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1964-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1964-14-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1964-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1612-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3028-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3028-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3028-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1612-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1612-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1612-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/1964-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1964-14-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1964-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1612-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3028-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3028-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3028-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1612-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1612-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1612-34-0x0000000010000000-0x00000000101B6000-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 1964 RVN.exe 3028 TXPlatforn.exe 1612 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/1964-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1964-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1964-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1964-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3028-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1612-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3028-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3028-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3028-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1612-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1612-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1612-34-0x0000000010000000-0x00000000101B6000-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 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2276 PING.EXE 4744 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2276 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1628 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe 1628 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1612 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1964 RVN.exe Token: SeLoadDriverPrivilege 1612 TXPlatforn.exe Token: 33 1612 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1612 TXPlatforn.exe Token: 33 1612 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1612 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1628 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1628 wrote to memory of 1964 1628 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe 85 PID 1628 wrote to memory of 1964 1628 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe 85 PID 1628 wrote to memory of 1964 1628 285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe 85 PID 3028 wrote to memory of 1612 3028 TXPlatforn.exe 87 PID 3028 wrote to memory of 1612 3028 TXPlatforn.exe 87 PID 3028 wrote to memory of 1612 3028 TXPlatforn.exe 87 PID 1964 wrote to memory of 4744 1964 RVN.exe 88 PID 1964 wrote to memory of 4744 1964 RVN.exe 88 PID 1964 wrote to memory of 4744 1964 RVN.exe 88 PID 4744 wrote to memory of 2276 4744 cmd.exe 90 PID 4744 wrote to memory of 2276 4744 cmd.exe 90 PID 4744 wrote to memory of 2276 4744 cmd.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe"C:\Users\Admin\AppData\Local\Temp\285dcc90a6d7af9d0febac16fb587aa1473fb56ec420c9ed0b24be0cfb6b0b0e.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1628 -
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:1964 -
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:4744 -
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:2276
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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:3028 -
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:1612
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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
580KB
MD563af77466f47c62575f2c7436054e7d1
SHA1df7dc110326e9102833df6660eab0b907460305c
SHA2565b80aaf17fde3cf47fc956990009eea74847b0f5685e62e16c32da99fa6499f2
SHA5120584561d5d1090729430657f58a6347dbfbcfa97eca9af4b28f76154a34ee47bedf18af4b6aa2c7851b67139e2f5bc43a7a25d4a6411d2770277e9b0e76070f1
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4