Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
01-02-2025 16:55
Static task
static1
Behavioral task
behavioral1
Sample
839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe
Resource
win7-20240708-en
General
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Target
839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe
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Size
1.9MB
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MD5
742b47795dcd759646fadb3581ceab81
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SHA1
45a0aa9ab62a3773a309e115d31bb08b7e353e27
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SHA256
839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58
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SHA512
166e88fdb66b625994fc45f858ea50775346345de9fdedee860e709fa03421738d47ee96cf0fdd3d6ed582da0d6cd675eeecf5c8f5a34607eccc9cacaa9c92fd
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SSDEEP
24576:PQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVjNcQO:PQZAdVyVT9n/Gg0P+WhoCm
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2432-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2432-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2432-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3608-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3608-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3608-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4876-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4876-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3608-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4876-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4876-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/2432-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2432-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2432-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3608-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3608-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3608-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4876-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4876-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3608-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x000a000000023b33-41.dat family_gh0strat behavioral2/memory/4876-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4876-32-0x0000000010000000-0x00000000101B6000-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 -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240621296.txt" svchos.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 5 IoCs
pid Process 2432 svchost.exe 3608 TXPlatforn.exe 4876 TXPlatforn.exe 1888 svchos.exe 1440 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1888 svchos.exe 2436 svchost.exe 1440 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240621296.txt svchos.exe File opened for modification C:\Windows\SysWOW64\ini.ini svchos.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe -
resource yara_rule behavioral2/memory/2432-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2432-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2432-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2432-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3608-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3608-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3608-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3608-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4876-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4876-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3608-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4876-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4876-32-0x0000000010000000-0x00000000101B6000-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 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.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 8 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 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe 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 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 740 cmd.exe 4464 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4464 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4876 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2432 svchost.exe Token: SeLoadDriverPrivilege 4876 TXPlatforn.exe Token: 33 4876 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4876 TXPlatforn.exe Token: 33 4876 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4876 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2552 wrote to memory of 2432 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 83 PID 2552 wrote to memory of 2432 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 83 PID 2552 wrote to memory of 2432 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 83 PID 2432 wrote to memory of 740 2432 svchost.exe 87 PID 2432 wrote to memory of 740 2432 svchost.exe 87 PID 2432 wrote to memory of 740 2432 svchost.exe 87 PID 3608 wrote to memory of 4876 3608 TXPlatforn.exe 88 PID 3608 wrote to memory of 4876 3608 TXPlatforn.exe 88 PID 3608 wrote to memory of 4876 3608 TXPlatforn.exe 88 PID 2552 wrote to memory of 1888 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 89 PID 2552 wrote to memory of 1888 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 89 PID 2552 wrote to memory of 1888 2552 839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe 89 PID 740 wrote to memory of 4464 740 cmd.exe 93 PID 740 wrote to memory of 4464 740 cmd.exe 93 PID 740 wrote to memory of 4464 740 cmd.exe 93 PID 2436 wrote to memory of 1440 2436 svchost.exe 95 PID 2436 wrote to memory of 1440 2436 svchost.exe 95 PID 2436 wrote to memory of 1440 2436 svchost.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe"C:\Users\Admin\AppData\Local\Temp\839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2432 -
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\svchost.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:740 -
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:4464
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:1888
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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:3608 -
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:4876
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3788
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240621296.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1440
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
1.9MB
MD5742b47795dcd759646fadb3581ceab81
SHA145a0aa9ab62a3773a309e115d31bb08b7e353e27
SHA256839d575e8c0af43fdb0d4000da5c480397d70eb2cc1bbbfeffe426f038fd6d58
SHA512166e88fdb66b625994fc45f858ea50775346345de9fdedee860e709fa03421738d47ee96cf0fdd3d6ed582da0d6cd675eeecf5c8f5a34607eccc9cacaa9c92fd
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Filesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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Filesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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Filesize
50KB
MD55a25188bf397eece59cf9d727e2ab1f4
SHA10867bf5dd8562d6e4ac6a6817ae1ac5b4d599ad5
SHA25657f5cc1403b08fe780b1202a4113aca5e8ab24b3c5af9f30cd2d2125c790e560
SHA51281f72956cff69a53eabad47d969cc9d77d29a7abd077a9ad2143617782023081b9989604299de8e9dc243f40c3b9f1c117bf46491937f9e77bdca57b9a5c9766
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641