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Analysis
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max time kernel
150s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 behavioral1/memory/2696-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2696-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2696-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2580-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-39-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/2696-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2696-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2696-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2580-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-39-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-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 2696 RVN.exe 2800 HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 2580 TXPlatforn.exe 2592 TXPlatforn.exe -
Loads dropped DLL 4 IoCs
pid Process 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 2580 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/2696-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2696-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2696-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2696-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2580-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-39-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-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 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.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 2716 cmd.exe 2720 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2720 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2592 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2696 RVN.exe Token: SeLoadDriverPrivilege 2592 TXPlatforn.exe Token: 33 2592 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2592 TXPlatforn.exe Token: 33 2592 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2592 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2696 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 30 PID 2660 wrote to memory of 2800 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 31 PID 2660 wrote to memory of 2800 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 31 PID 2660 wrote to memory of 2800 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 31 PID 2660 wrote to memory of 2800 2660 ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe 31 PID 2696 wrote to memory of 2716 2696 RVN.exe 34 PID 2696 wrote to memory of 2716 2696 RVN.exe 34 PID 2696 wrote to memory of 2716 2696 RVN.exe 34 PID 2696 wrote to memory of 2716 2696 RVN.exe 34 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2580 wrote to memory of 2592 2580 TXPlatforn.exe 35 PID 2716 wrote to memory of 2720 2716 cmd.exe 37 PID 2716 wrote to memory of 2720 2716 cmd.exe 37 PID 2716 wrote to memory of 2720 2716 cmd.exe 37 PID 2716 wrote to memory of 2720 2716 cmd.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe"C:\Users\Admin\AppData\Local\Temp\ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2660 -
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:2696 -
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:2716 -
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:2720
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C:\Users\Admin\AppData\Local\Temp\HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exeC:\Users\Admin\AppData\Local\Temp\HD_ac06577da72ef4ab71a92944c176fbe091a18f621a55bc3fb22cc64de5e48737.exe2⤵
- Executes dropped EXE
PID:2800
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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:2580 -
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:2592
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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
572KB
MD5c674fd588c94466586bbf83c4d069265
SHA1557c42418f05f80cf9c808bb71a0dc740cbe50b8
SHA256d466b49b23c79b098ea54dcfcafb87bf36650baa3135f8b1c34c30000003a6c6
SHA51212085c9d2d17b0a2ad8c1764da9ea9f7aebc7b9722a3267fa57c76c670b5f099f5039a80d72217ef4ad932a477d749ba50d044c76d25acf4dfe01e631f7dd660
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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