Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 06:11
Static task
static1
Behavioral task
behavioral1
Sample
ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe
Resource
win7-20241010-en
General
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Target
ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe
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Size
1.2MB
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MD5
21ded3cfe90fc99e9c6dd7434795498f
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SHA1
f7e3617d17f3a51af62e955b87948490ed642836
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SHA256
ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae
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SHA512
192c859ab0f47478d9e2899c46f39bd30ccf12bf35333f45ac843908d522f957deaa9f500bb66a85e9d3496a9356368370e7db06261f99862e8634388f2ac855
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SSDEEP
24576:s09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+QR4GLV:s09XJt4HIN2H2tFvduySSP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/5000-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5000-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5000-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2608-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2608-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4948-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2608-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4948-69-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4948-73-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4948-74-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/5000-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5000-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5000-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2608-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2608-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4948-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2608-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2608-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4948-69-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4948-73-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4948-74-0x0000000010000000-0x00000000101B6000-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 5000 RVN.exe 2608 TXPlatforn.exe 4948 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/5000-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5000-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5000-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5000-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2608-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2608-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4948-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2608-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2608-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2608-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4948-69-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4948-73-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4948-74-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.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 1032 PING.EXE 4468 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1032 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4948 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 5000 RVN.exe Token: SeLoadDriverPrivilege 4948 TXPlatforn.exe Token: 33 4948 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4948 TXPlatforn.exe Token: 33 4948 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4948 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1616 ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe 1616 ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1616 wrote to memory of 5000 1616 ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe 83 PID 1616 wrote to memory of 5000 1616 ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe 83 PID 1616 wrote to memory of 5000 1616 ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe 83 PID 5000 wrote to memory of 4468 5000 RVN.exe 85 PID 5000 wrote to memory of 4468 5000 RVN.exe 85 PID 5000 wrote to memory of 4468 5000 RVN.exe 85 PID 2608 wrote to memory of 4948 2608 TXPlatforn.exe 86 PID 2608 wrote to memory of 4948 2608 TXPlatforn.exe 86 PID 2608 wrote to memory of 4948 2608 TXPlatforn.exe 86 PID 4468 wrote to memory of 1032 4468 cmd.exe 88 PID 4468 wrote to memory of 1032 4468 cmd.exe 88 PID 4468 wrote to memory of 1032 4468 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe"C:\Users\Admin\AppData\Local\Temp\ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1616 -
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:5000 -
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:4468 -
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:1032
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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:2608 -
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:4948
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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
1.2MB
MD521ded3cfe90fc99e9c6dd7434795498f
SHA1f7e3617d17f3a51af62e955b87948490ed642836
SHA256ebb75e2f0daca544e53e8f0aefd8f78292c4486373544283bfdec887090f20ae
SHA512192c859ab0f47478d9e2899c46f39bd30ccf12bf35333f45ac843908d522f957deaa9f500bb66a85e9d3496a9356368370e7db06261f99862e8634388f2ac855
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4