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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19/07/2024, 12:52
Static task
static1
Behavioral task
behavioral1
Sample
b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe
Resource
win7-20240705-en
General
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Target
b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe
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Size
1.4MB
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MD5
0a04bb97a3363040ceeee992e4d1b9ee
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SHA1
df80eb99cb1d4bf660c8e26b0d9018473e76f426
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SHA256
b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6
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SHA512
49b6aae2894db70ad6752fa1957d10fe6c78cb8d9284768f29cdbdc61ed1d533fbba4488f7b3a8c5365808318de2eb86695d1dc627dd60aa670a7b694c3b4b83
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SSDEEP
24576:OQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVmwpeIC:OQZAdVyVT9n/Gg0P+WhogpeIC
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3584-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3584-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3584-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2648-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2648-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2648-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3444-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3444-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3444-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3444-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/3584-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3584-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3584-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2648-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2648-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2648-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x00070000000234b5-36.dat family_gh0strat behavioral2/memory/3444-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3444-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3444-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3444-24-0x0000000010000000-0x00000000101B6000-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\\240624765.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 3584 svchost.exe 2648 TXPlatforn.exe 3444 TXPlatforn.exe 4432 svchos.exe 4804 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4432 svchos.exe 3420 svchost.exe 4804 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3584-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3584-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3584-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3584-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2648-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2648-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2648-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2648-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3444-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3444-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3444-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3444-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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\240624765.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 -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
pid Process 4928 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3444 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3584 svchost.exe Token: SeLoadDriverPrivilege 3444 TXPlatforn.exe Token: 33 3444 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3444 TXPlatforn.exe Token: 33 3444 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3444 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3468 wrote to memory of 3584 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 84 PID 3468 wrote to memory of 3584 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 84 PID 3468 wrote to memory of 3584 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 84 PID 3584 wrote to memory of 4180 3584 svchost.exe 86 PID 3584 wrote to memory of 4180 3584 svchost.exe 86 PID 3584 wrote to memory of 4180 3584 svchost.exe 86 PID 2648 wrote to memory of 3444 2648 TXPlatforn.exe 87 PID 2648 wrote to memory of 3444 2648 TXPlatforn.exe 87 PID 2648 wrote to memory of 3444 2648 TXPlatforn.exe 87 PID 3468 wrote to memory of 4432 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 88 PID 3468 wrote to memory of 4432 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 88 PID 3468 wrote to memory of 4432 3468 b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe 88 PID 4180 wrote to memory of 4928 4180 cmd.exe 92 PID 4180 wrote to memory of 4928 4180 cmd.exe 92 PID 4180 wrote to memory of 4928 4180 cmd.exe 92 PID 3420 wrote to memory of 4804 3420 svchost.exe 97 PID 3420 wrote to memory of 4804 3420 svchost.exe 97 PID 3420 wrote to memory of 4804 3420 svchost.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe"C:\Users\Admin\AppData\Local\Temp\b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3468 -
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:3584 -
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:4180 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:4928
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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:4432
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2648 -
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:3444
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4748
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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:3420 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240624765.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD50a04bb97a3363040ceeee992e4d1b9ee
SHA1df80eb99cb1d4bf660c8e26b0d9018473e76f426
SHA256b33e4054ab4486801324fe3eaa4489e56699e75b2aedab22f0c31ec8adb5fff6
SHA51249b6aae2894db70ad6752fa1957d10fe6c78cb8d9284768f29cdbdc61ed1d533fbba4488f7b3a8c5365808318de2eb86695d1dc627dd60aa670a7b694c3b4b83
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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
MD5a3bdb5dd896511d341a5a60393bbe5e1
SHA1d79c33b36e776fa9c6195f711eeff9ba0098301b
SHA256ebdff877a8786703df35e6c10004370c9b982109f6174ffc4f56e2fdc39a80cd
SHA5123540a6dca712bc0a2f202bddedd15c17cab07477085bc65d7cd357e0ff00abf0ed9d6fa680b46d688fa68affa173aea633d0696a625b1ef87901280d0f04acbb
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641