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
03-11-2024 16:47
Static task
static1
Behavioral task
behavioral1
Sample
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe
Resource
win7-20241010-en
General
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Target
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe
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Size
2.1MB
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MD5
94f8d3f7b6bb81b68f4ea6d6c5938a57
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SHA1
f3515e0b090bb7541e6ee975362d04029bedd900
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SHA256
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704
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SHA512
f9c0346732611e78dc5fa5eb6f09b821d473ec7262788e72f80cf789e75acc91a43a530c71fab59f753d929a3e7bf7cfa37ced7e82770cf2b94ab9c454e086d0
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SSDEEP
49152:FQZAdVyVT9n/Gg0P+WhompeoSZPItx2apeapelI:eGdVyVT9nOgmhMoLtUvlI
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3312-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3312-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3312-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5016-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5016-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5016-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4460-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4460-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4460-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4460-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5016-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
Processes:
resource yara_rule behavioral2/memory/3312-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3312-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3312-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5016-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5016-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5016-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4460-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4460-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4460-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x000c000000023bb3-29.dat family_gh0strat behavioral2/memory/4460-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5016-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
Processes:
TXPlatforn.exedescription ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
Processes:
svchos.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240630078.txt" svchos.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatforn.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 6 IoCs
Processes:
svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeHD_900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exepid Process 3312 svchost.exe 5016 TXPlatforn.exe 4076 svchos.exe 4460 TXPlatforn.exe 4300 HD_900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 732 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
Processes:
svchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exepid Process 4076 svchos.exe 2628 svchost.exe 732 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Drops file in System32 directory 6 IoCs
Processes:
svchost.exesvchos.exesvchost.exedescription ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240630078.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 -
Processes:
resource yara_rule behavioral2/memory/3312-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3312-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3312-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3312-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5016-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5016-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5016-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5016-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4460-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4460-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4460-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4460-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5016-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
Processes:
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exedescription ioc Process File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.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.
Processes:
Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exesvchost.exesvchos.exeTXPlatforn.execmd.exePING.EXEsvchost.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchos.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
cmd.exePING.EXEpid Process 2952 cmd.exe 2000 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exepid Process 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid Process 4460 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
svchost.exeTXPlatforn.exedescription pid Process Token: SeIncBasePriorityPrivilege 3312 svchost.exe Token: SeLoadDriverPrivilege 4460 TXPlatforn.exe Token: 33 4460 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4460 TXPlatforn.exe Token: 33 4460 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4460 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exepid Process 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exesvchost.exeTXPlatforn.execmd.exesvchost.exedescription pid Process procid_target PID 1788 wrote to memory of 3312 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 84 PID 1788 wrote to memory of 3312 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 84 PID 1788 wrote to memory of 3312 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 84 PID 3312 wrote to memory of 2952 3312 svchost.exe 86 PID 3312 wrote to memory of 2952 3312 svchost.exe 86 PID 3312 wrote to memory of 2952 3312 svchost.exe 86 PID 1788 wrote to memory of 4076 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 87 PID 1788 wrote to memory of 4076 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 87 PID 1788 wrote to memory of 4076 1788 900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe 87 PID 5016 wrote to memory of 4460 5016 TXPlatforn.exe 88 PID 5016 wrote to memory of 4460 5016 TXPlatforn.exe 88 PID 5016 wrote to memory of 4460 5016 TXPlatforn.exe 88 PID 2952 wrote to memory of 2000 2952 cmd.exe 92 PID 2952 wrote to memory of 2000 2952 cmd.exe 92 PID 2952 wrote to memory of 2000 2952 cmd.exe 92 PID 2628 wrote to memory of 732 2628 svchost.exe 98 PID 2628 wrote to memory of 732 2628 svchost.exe 98 PID 2628 wrote to memory of 732 2628 svchost.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe"C:\Users\Admin\AppData\Local\Temp\900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1788 -
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:3312 -
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:2952 -
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:2000
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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:4076
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C:\Users\Admin\AppData\Local\Temp\HD_900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exeC:\Users\Admin\AppData\Local\Temp\HD_900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe2⤵
- Executes dropped EXE
PID:4300
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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:5016 -
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:4460
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3940
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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:2628 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240630078.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:732
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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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_900f413aa1c802453d4fc41fc8767d52bdc4ed1612c168543a73bb37b5fd2704.exe
Filesize645KB
MD500eae789b0aab1b0fbd23b830fbf1064
SHA1e4e5fd089f6ae17c83f073cf91edc9db8189980d
SHA2567addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7
SHA51223a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb
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Filesize
1.5MB
MD5b3905c9a0a2e29e54e97d3e8ee168b5e
SHA1385582ef5cf2123da6398bf2b350a614071b27d3
SHA2563e698acdf72d32b8b824bef22359c965bf0664c6de958b25729f95dbefd0281a
SHA512e091a498c6da896abe724b49e0c3d80cbb913e34000488e845acef89896d4e919f933119684a1aa4c038eb892cd0552dcb5f71500b9f9d8b02665bfe5cd816b1
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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
MD5299c3dc58ca18bf29f910319d142179b
SHA1f34f45edbfa481e45ff8c8f20e6ecbffc4fda698
SHA256eef2428011c935f502f4915da2eb52886a6bb5b8cbcd6ec58bc6a94ed3223061
SHA5128404c8171dac8133141f52eaa22a9f4ad4431677d70d6b741acbd3f61d7941e8346a9fc50d21c9286208a81096a49b85055729226ee733cf72435375faa1c5da
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641