Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
26/05/2024, 07:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
Resource
win7-20240508-en
19 signatures
150 seconds
General
- Target 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
- Size 4.8MB
- Sample240526-ja57dsbc7t
- SHA256 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4
- MD5 b13109c0a0e825cd0e79c60291709522
- SHA1 8836c4d20644d26f5a5f3028969fcc26bc3d686f
- SHA512 aabf21c7d4cf58285016dc89afe1e2b0834ad7b7841b17ae26c44d74fbefb8c89aadc414d382ce4578a680f6be856db1bd6cd6b511229e820503cbdc10d45eec
- SSDEEP 98304:KGdVyVT9nOgmhM5dyWRudqIqf7UbXsPN5kiQaZ56:5WT9nO7Iol7S7z5VP6
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4844-89-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit - Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x0007000000023470-31.dat family_gh0strat behavioral2/memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4844-89-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe - Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240601625.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 744 svchost.exe 4884 TXPlatforn.exe 1576 svchos.exe 4844 TXPlatforn.exe 1604 HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 2020 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe - Loads dropped DLL 3 IoCs
pid Process 1576 svchos.exe 4896 svchost.exe 2020 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/744-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4884-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4844-80-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4844-89-0x0000000010000000-0x00000000101B6000-memory.dmp upx - 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\240601625.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 - Drops file in Program Files directory 5 IoCs
description ioc Process File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.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 2468 PING.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4844 TXPlatforn.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 744 svchost.exe Token: SeLoadDriverPrivilege 4844 TXPlatforn.exe Token: 33 4844 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4844 TXPlatforn.exe Token: 33 4844 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4844 TXPlatforn.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4280 wrote to memory of 744 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 83 PID 4280 wrote to memory of 744 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 83 PID 4280 wrote to memory of 744 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 83 PID 744 wrote to memory of 1232 744 svchost.exe 85 PID 744 wrote to memory of 1232 744 svchost.exe 85 PID 744 wrote to memory of 1232 744 svchost.exe 85 PID 4280 wrote to memory of 1576 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 86 PID 4280 wrote to memory of 1576 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 86 PID 4280 wrote to memory of 1576 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 86 PID 4884 wrote to memory of 4844 4884 TXPlatforn.exe 87 PID 4884 wrote to memory of 4844 4884 TXPlatforn.exe 87 PID 4884 wrote to memory of 4844 4884 TXPlatforn.exe 87 PID 4280 wrote to memory of 1604 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 90 PID 4280 wrote to memory of 1604 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 90 PID 4280 wrote to memory of 1604 4280 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe 90 PID 1232 wrote to memory of 2468 1232 cmd.exe 92 PID 1232 wrote to memory of 2468 1232 cmd.exe 92 PID 1232 wrote to memory of 2468 1232 cmd.exe 92 PID 4896 wrote to memory of 2020 4896 svchost.exe 99 PID 4896 wrote to memory of 2020 4896 svchost.exe 99 PID 4896 wrote to memory of 2020 4896 svchost.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe"C:\Users\Admin\AppData\Local\Temp\8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4280 -
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:744 -
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:1232 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:2468
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:1576
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C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exeC:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe2⤵
- Executes dropped EXE
PID:1604
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4884 -
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:4844
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4376
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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:4896 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240601625.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2020
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
- Size 3.1MB
- SHA256 f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
- MD5 fb083acd60fe5c3156dc25442be815e3
- SHA1 61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
- SHA512 7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
- SSDEEP 49152:0bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PLhp:0bXsPN5kiQaZ56
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
- Size 1.7MB
- SHA256 749be5dc22530b4709e3f4c298638bcdd28fc9aa4a5f6cd0ad42b1450811e739
- MD5 4a52670696808889ad856e058ab8ef3d
- SHA1 3bfc27027d27aa9a136173edf1679b3502411151
- SHA512 eb1c35c09c6a8b25ce4840b393b1d3beb16222921eddb52449101d1756a75b9683222d23f7ab16b5075d08bb18243748c9db9b21ff783f81f5577e5ac6b0156a
- SSDEEP 49152:ZQZAdVyVT9n/Gg0P+Whod5dyWRudqIqfovfKa:KGdVyVT9nOgmhM5dyWRudqIqf7a
- 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\240601625.txt
- Size 50KB
- SHA256 53cec28f0fe68200f49a95028fabc6f745f4909d5a7a049329373bd86341d213
- MD5 9ccddd59f4e2f410ca7deecc1a812b49
- SHA1 f9b891488db714060209bf9d9b67a4fca253e630
- SHA512 07ad5e38ac70253f1beea371fe0b63792e41445bac7c438a5f7438c7f9bb3e58fe87cb59bfdfeb968a21a2cfabd7ad113430454ae27163853e6771c1f4ec344a
- SSDEEP 1536:WD1N4TeeWMWfPbp2WTrW9L3JPPgJ+o5CJYH:W5ReWjTrW9rNPgYoQJYH
- 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