Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 06:21
Static task
static1
Behavioral task
behavioral1
Sample
e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe
Resource
win7-20241010-en
General
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Target
e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe
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Size
1.2MB
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MD5
22822638dcfbf0624857a7eeae9d808d
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SHA1
524a03d9ff859180d0d208306b5917a39d459445
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SHA256
e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61
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SHA512
65bc936658e651da007e7ee872aab0ea286ac6515d316f0f5757de88a944d8d1bcba46ad413fde6f25c4775e6c8872b523589b694399248629ecf97b2e9da18b
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SSDEEP
24576:D09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+9EbGLK:D09XJt4HIN2H2tFvduyS3q
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2080-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2080-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2080-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4840-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4840-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4840-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4840-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4864-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4864-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4864-62-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4864-74-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/2080-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2080-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2080-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4840-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4840-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4840-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4840-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4864-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4864-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4864-62-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4864-74-0x0000000010000000-0x00000000101B6000-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 2080 RVN.exe 4840 TXPlatforn.exe 4864 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/2080-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2080-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2080-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2080-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4840-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4840-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4840-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4840-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4840-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4864-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4864-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4864-62-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4864-74-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.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 e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.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 556 PING.EXE 2328 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 556 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4864 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2080 RVN.exe Token: SeLoadDriverPrivilege 4864 TXPlatforn.exe Token: 33 4864 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4864 TXPlatforn.exe Token: 33 4864 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4864 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1364 e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe 1364 e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1364 wrote to memory of 2080 1364 e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe 83 PID 1364 wrote to memory of 2080 1364 e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe 83 PID 1364 wrote to memory of 2080 1364 e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe 83 PID 2080 wrote to memory of 2328 2080 RVN.exe 85 PID 2080 wrote to memory of 2328 2080 RVN.exe 85 PID 2080 wrote to memory of 2328 2080 RVN.exe 85 PID 4840 wrote to memory of 4864 4840 TXPlatforn.exe 86 PID 4840 wrote to memory of 4864 4840 TXPlatforn.exe 86 PID 4840 wrote to memory of 4864 4840 TXPlatforn.exe 86 PID 2328 wrote to memory of 556 2328 cmd.exe 88 PID 2328 wrote to memory of 556 2328 cmd.exe 88 PID 2328 wrote to memory of 556 2328 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe"C:\Users\Admin\AppData\Local\Temp\e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1364 -
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:2080 -
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:2328 -
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:556
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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:4840 -
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:4864
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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
MD522822638dcfbf0624857a7eeae9d808d
SHA1524a03d9ff859180d0d208306b5917a39d459445
SHA256e744892819acbd9751ce7918d7674d4581ebe149b7ad92e565569b0b7a151e61
SHA51265bc936658e651da007e7ee872aab0ea286ac6515d316f0f5757de88a944d8d1bcba46ad413fde6f25c4775e6c8872b523589b694399248629ecf97b2e9da18b
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4