Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2024 13:10
Static task
static1
Behavioral task
behavioral1
Sample
91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe
Resource
win7-20240903-en
General
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Target
91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe
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Size
1.2MB
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MD5
bbf3adc38d1fb55d4e6139f963cd5efb
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SHA1
e5fa56972a9e04e86ee7789cfcc08dbe29b57da5
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SHA256
91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be
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SHA512
7a17d266e080a9ba5853be68dbde2e07338ff463108d4d01f5e83cba0e94a4a6969e8ac385d6af14dae7622268a2d24fca1ff257bd45047aefdc06c377d8ba94
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SSDEEP
24576:MQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVkwpe5j:MQZAdVyVT9n/Gg0P+Whoepep
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1092-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1092-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/908-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/908-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/908-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1352-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/908-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1352-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1352-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1352-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/1092-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1092-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/908-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/908-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/908-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1352-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/908-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1352-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1352-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1352-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x000a000000023b83-41.dat 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\\240626000.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 1092 svchost.exe 908 TXPlatforn.exe 1352 TXPlatforn.exe 4384 svchos.exe 3804 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4384 svchos.exe 1668 svchost.exe 3804 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Drops file in System32 directory 6 IoCs
description 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\240626000.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 -
resource yara_rule behavioral2/memory/1092-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1092-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1092-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/908-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/908-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/908-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/908-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1352-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/908-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1352-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1352-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1352-42-0x0000000010000000-0x00000000101B6000-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 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.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 svchos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.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 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 2956 cmd.exe 1864 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1864 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1352 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1092 svchost.exe Token: SeLoadDriverPrivilege 1352 TXPlatforn.exe Token: 33 1352 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1352 TXPlatforn.exe Token: 33 1352 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1352 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 5100 wrote to memory of 1092 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 83 PID 5100 wrote to memory of 1092 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 83 PID 5100 wrote to memory of 1092 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 83 PID 1092 wrote to memory of 2956 1092 svchost.exe 87 PID 1092 wrote to memory of 2956 1092 svchost.exe 87 PID 1092 wrote to memory of 2956 1092 svchost.exe 87 PID 908 wrote to memory of 1352 908 TXPlatforn.exe 88 PID 908 wrote to memory of 1352 908 TXPlatforn.exe 88 PID 908 wrote to memory of 1352 908 TXPlatforn.exe 88 PID 2956 wrote to memory of 1864 2956 cmd.exe 92 PID 2956 wrote to memory of 1864 2956 cmd.exe 92 PID 2956 wrote to memory of 1864 2956 cmd.exe 92 PID 5100 wrote to memory of 4384 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 91 PID 5100 wrote to memory of 4384 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 91 PID 5100 wrote to memory of 4384 5100 91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe 91 PID 1668 wrote to memory of 3804 1668 svchost.exe 99 PID 1668 wrote to memory of 3804 1668 svchost.exe 99 PID 1668 wrote to memory of 3804 1668 svchost.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe"C:\Users\Admin\AppData\Local\Temp\91124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5100 -
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:1092 -
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:2956 -
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:1864
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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:4384
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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:908 -
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:1352
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2980
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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:1668 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240626000.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3804
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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
1.2MB
MD5bbf3adc38d1fb55d4e6139f963cd5efb
SHA1e5fa56972a9e04e86ee7789cfcc08dbe29b57da5
SHA25691124cf3f9aa8c849baab0f276e86bd97307aea298cf5078105d882b897c70be
SHA5127a17d266e080a9ba5853be68dbde2e07338ff463108d4d01f5e83cba0e94a4a6969e8ac385d6af14dae7622268a2d24fca1ff257bd45047aefdc06c377d8ba94
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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
MD5514fab92939b7391cc452c5c9e25fc0c
SHA13217670b3b9b5b517239ac40737b3e7398b8f138
SHA256cb951042ce5be64d020262607a2a99e1e19bcacd4971102891b3189246380513
SHA512b9258ed1772eda5b658c57549bbe66ec9a4f5c409f09af7e4fa772e2850cc695c1c6ac0f3da344e4e0233a8d2afa62b52d1f5f7d115abfb7b81475a492d50c81
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641