Analysis
- max time kernel
150s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system - submitted
25/06/2024, 15:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe
Resource
win7-20240221-en
19 signatures
150 seconds
General
- Target 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe
- Size 9.3MB
- Sample240625-sll3bszfpr
- SHA256 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d
- MD5 e371449015725d2dda2be36b236fb2fe
- SHA1 c4b171683141f0d416e3c4c6827d8355da5f1e7c
- SHA512 104443aad439b9f481376184482d0453c3a01ba2a20e238c1370918b2c239e0c3594ebc806333acd5c4bb922eaaa8174ee674bfda852ea58d67d79ad5ae29ee5
- SSDEEP 98304:qGdVyVT9nOgmh1sSque4rU9qaddQfs+AOncxZ96hWylIPb4mVzArOSqeDalc6d:ZWT9nO7z/qt9qaUni6Yyw44c9BDal
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1144-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1144-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1144-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/32-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/32-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3368-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3368-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3368-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3368-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/32-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/32-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit - Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/1144-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1144-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1144-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/32-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/32-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3368-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x0007000000023439-36.dat family_gh0strat behavioral2/memory/3368-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3368-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3368-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/32-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/32-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat - 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\\240601062.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 6 IoCs
pid Process 1144 svchost.exe 32 TXPlatforn.exe 3368 TXPlatforn.exe 3636 svchos.exe 4756 HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4280 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe - Loads dropped DLL 4 IoCs
pid Process 3636 svchos.exe 656 svchost.exe 4756 HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4280 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/1144-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1144-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1144-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1144-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/32-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/32-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3368-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3368-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3368-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3368-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/32-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/32-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/32-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx - Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe 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\240601062.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 - Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 4744 PING.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3368 TXPlatforn.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1144 svchost.exe Token: SeLoadDriverPrivilege 3368 TXPlatforn.exe Token: 33 3368 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3368 TXPlatforn.exe Token: 33 3368 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3368 TXPlatforn.exe - Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4756 HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4756 HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 4756 HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4360 wrote to memory of 1144 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 82 PID 4360 wrote to memory of 1144 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 82 PID 4360 wrote to memory of 1144 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 82 PID 32 wrote to memory of 3368 32 TXPlatforn.exe 86 PID 32 wrote to memory of 3368 32 TXPlatforn.exe 86 PID 32 wrote to memory of 3368 32 TXPlatforn.exe 86 PID 1144 wrote to memory of 1340 1144 svchost.exe 85 PID 1144 wrote to memory of 1340 1144 svchost.exe 85 PID 1144 wrote to memory of 1340 1144 svchost.exe 85 PID 4360 wrote to memory of 3636 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 87 PID 4360 wrote to memory of 3636 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 87 PID 4360 wrote to memory of 3636 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 87 PID 1340 wrote to memory of 4744 1340 cmd.exe 91 PID 1340 wrote to memory of 4744 1340 cmd.exe 91 PID 1340 wrote to memory of 4744 1340 cmd.exe 91 PID 4360 wrote to memory of 4756 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 94 PID 4360 wrote to memory of 4756 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 94 PID 4360 wrote to memory of 4756 4360 76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe 94 PID 656 wrote to memory of 4280 656 svchost.exe 98 PID 656 wrote to memory of 4280 656 svchost.exe 98 PID 656 wrote to memory of 4280 656 svchost.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe"C:\Users\Admin\AppData\Local\Temp\76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4360 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1144 -
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⤵
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:4744
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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
PID:3636
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C:\Users\Admin\AppData\Local\Temp\HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exeC:\Users\Admin\AppData\Local\Temp\HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:4756
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:32 -
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:3368
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:1932
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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
- Suspicious use of WriteProcessMemory
PID:656 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240601062.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4280
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll
- Size 8.4MB
- SHA256 982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53
- MD5 8b6c94bbdbfb213e94a5dcb4fac28ce3
- SHA1 b56102ca4f03556f387f8b30e2b404efabe0cb65
- SHA512 9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a
- SSDEEP 98304:z0PpiCcXz5iqFaFxZkyE2kCeQ+LDSBRAN9ijNnQobT9wdxd+tNrspBAUZLh7ZV/T:QyDBaFxZNb+LwRAN9w1X9wdxrpV9/J
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\HD_76b99bab19549e006014367e88bcb1bcc3d1f201a04645b73aadd0f8f690b73d.exe
- Size 7.5MB
- SHA256 5459f722bad96a006dfb6437acedfacd29c53d7bc90831bcb16351913d477328
- MD5 994a9cbb63712df4bcd003d6b7803c68
- SHA1 681be7f985ef7a40b7d4b730f6d154667fb9ffc3
- SHA512 bc3bdf020308ab4acab3c56eda24d9015d9ed0ba6497650c5b3ef0ce9655d06c3462bef7d5f9f99afbd99f5b8b243bdae76610359629247f73c4b12876e26464
- SSDEEP 98304:ksSque4rU9qaddQfs+AOncxZ96hWylIPb4mVzArOSqeDalc6d:k/qt9qaUni6Yyw44c9BDal
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
- Size 1.7MB
- SHA256 43452e3c4083079c05fc360e5c8ab50c1fd6eb044151dabf06dee83b1530d638
- MD5 3f69f5e39603069b744440cc9a13499d
- SHA1 19c5fb0c1bc37735a2580b94490a2a0a6b2ca935
- SHA512 45bc03da8bfd2cc8329a83c3aef4f8e8e8382ab3a4b449946d6edc36922eb850cb4c5b78dbf1865f20f11239c4a912462808f55c17d88959c6dc0fa85d604c8e
- SSDEEP 24576:5QZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVD:5QZAdVyVT9n/Gg0P+Who8
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\svchos.exe
- Size 93KB
- SHA256 62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
- MD5 3b377ad877a942ec9f60ea285f7119a2
- SHA1 60b23987b20d913982f723ab375eef50fafa6c70
- SHA512 af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
- SSDEEP 1536:ktbE7m8nNEQ2O6ReWMWfPbp2WTrW9L3JPPgJ+o5FJYHvh/P6:Bm+2LReWjTrW9rNPgYoTJYHvh
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
- Size 377KB
- SHA256 6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
- MD5 a4329177954d4104005bce3020e5ef59
- SHA1 23c29e295e2dbb8454012d619ca3f81e4c16e85a
- SHA512 81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
- SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YgL7:HclcceBKlKwAg0Mja/UafOVwbhF
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\240601062.txt
- Size 50KB
- SHA256 989be5d5c6177e0d1dc3316cac5373f93003abac3ee8e7ebdff6b167e0900b70
- MD5 1aeeff916b4d08c9cb7ec6d22d399f63
- SHA1 4c139f07c570d4b4993287cbae1b7838cf0347a4
- SHA512 1fad0f413d04711993c4da9a3305a9646d484910ab1a6dcf59fbf251a15e0023328030ecfb9ddbef0ddac77259892ee23727eb795be412b71e80268493211971
- SSDEEP 1536:WD1N4TeeWMWfPbp2WTrW9L3JPPgJ+o5tJYH:W5ReWjTrW9rNPgYoPJYH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
- Size 60KB
- SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
- MD5 889b99c52a60dd49227c5e485a016679
- SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
- SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
- SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
- MD5 SHA1 SHA512 SSDEEP