Analysis
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max time kernel
150s -
max time network
129s -
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
ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe
Resource
win7-20240903-en
General
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Target
ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe
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Size
770KB
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MD5
d5469876ccd58c95f508b23df3d41ad8
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SHA1
80260f9e6e35f5d0f2a8b8974b49d780ca38244d
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SHA256
ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737
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SHA512
67d8a03c479bdb895bb331025af12d1412e443eecb3950b4d190fc9b7fdedd3844b59f3abc15940c7827d5ed6dc71aa95807fcb5799c568264f13ec26695faf2
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SSDEEP
24576:ri2Tro2H2HESq2eWJ6MQjySjykGGEozhToHr:rxTc2H2tFvduyStRpNTk
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4836-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4836-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4836-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2212-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2212-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2212-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2212-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/4836-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4836-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4836-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2212-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2212-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2212-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2212-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-38-0x0000000010000000-0x00000000101B6000-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 4836 RVN.exe 4188 HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 2212 TXPlatforn.exe 4968 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 behavioral2/memory/4836-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4836-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4836-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4836-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2212-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2212-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2212-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2212-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2212-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 6 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 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.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 2348 cmd.exe 4296 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4296 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4968 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4836 RVN.exe Token: SeLoadDriverPrivilege 4968 TXPlatforn.exe Token: 33 4968 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4968 TXPlatforn.exe Token: 33 4968 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4968 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3612 wrote to memory of 4836 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 83 PID 3612 wrote to memory of 4836 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 83 PID 3612 wrote to memory of 4836 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 83 PID 3612 wrote to memory of 4188 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 84 PID 3612 wrote to memory of 4188 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 84 PID 3612 wrote to memory of 4188 3612 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 84 PID 4836 wrote to memory of 2348 4836 RVN.exe 87 PID 4836 wrote to memory of 2348 4836 RVN.exe 87 PID 4836 wrote to memory of 2348 4836 RVN.exe 87 PID 2212 wrote to memory of 4968 2212 TXPlatforn.exe 88 PID 2212 wrote to memory of 4968 2212 TXPlatforn.exe 88 PID 2212 wrote to memory of 4968 2212 TXPlatforn.exe 88 PID 2348 wrote to memory of 4296 2348 cmd.exe 91 PID 2348 wrote to memory of 4296 2348 cmd.exe 91 PID 2348 wrote to memory of 4296 2348 cmd.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe"C:\Users\Admin\AppData\Local\Temp\ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3612 -
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:4836 -
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:2348 -
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:4296
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C:\Users\Admin\AppData\Local\Temp\HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exeC:\Users\Admin\AppData\Local\Temp\HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4188
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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:2212 -
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:4968
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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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C:\Users\Admin\AppData\Local\Temp\HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe
Filesize198KB
MD583846850fe14720c22ad3cfbf09b7e5c
SHA16d19ee850aec4fe18142def80d029a084a0d5351
SHA2566d91720909dd3e71e407c20acdf2246deae34a773ad03bfe654a5576c4255c37
SHA512de290c88b303209453d2ab6682d7ef66224d933159ba5ce5546c69f74e59cdc3aa400844680fdbc464816121d7179c0dd96f51c786cf18fbac858da2903b246b
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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Filesize
1.2MB
MD5cd802d1e1f96b3e61c3575e4da1187f0
SHA13a62d31bc55ce721a68845609459a968bf1b271c
SHA256481619513ed2f6855151b23b323bb4bef6efb1851ef312e7ad5f8ced03e74052
SHA512dfc7d6a0b0c9a16bd4884dda66600b4e021976b0f4e621e047229c9a8f233a56ac240dda34b5680143d28a3b18c5927719da8243fb4b6668e096c2d41edf84b9