Analysis
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max time kernel
150s -
max time network
150s -
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 18:06
Static task
static1
Behavioral task
behavioral1
Sample
bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe
Resource
win7-20240508-en
General
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Target
bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe
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Size
4.7MB
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MD5
c5f56b110728da89b9f05685e008b69f
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SHA1
22c40a033984968ddcbad53c1a5071cf02cbaaa6
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SHA256
bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4
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SHA512
2eb23ac5b3ef19ae1f61784c06228dd19c8981c487c3ba7949f46882f2b8f87316cae5448d71a76d4fcc8fbdc247c8776ee177581bba8430ac0916fce5bfaa52
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SSDEEP
49152:OQZAdVyVT9n/Gg0P+WhobbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8R:fGdVyVT9nOgmh4bXsPN5kiQaZ56
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3892-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3892-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3892-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3188-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3188-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1904-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3188-45-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1904-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1904-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1904-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/3892-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3892-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3892-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3188-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3188-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x0007000000023596-36.dat family_gh0strat behavioral2/memory/1904-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3188-45-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1904-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1904-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1904-16-0x0000000010000000-0x00000000101B6000-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\\240598437.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 3892 svchost.exe 1904 TXPlatforn.exe 3188 TXPlatforn.exe 5068 svchos.exe 996 HD_bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 740 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 5068 svchos.exe 2900 svchost.exe 740 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3892-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3892-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3892-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3892-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3188-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3188-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3188-45-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
description ioc Process 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 File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240598437.txt svchos.exe File opened for modification C:\Windows\SysWOW64\ini.ini svchos.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.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 2632 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3188 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3892 svchost.exe Token: SeLoadDriverPrivilege 3188 TXPlatforn.exe Token: 33 3188 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3188 TXPlatforn.exe Token: 33 3188 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3188 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 876 wrote to memory of 3892 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 83 PID 876 wrote to memory of 3892 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 83 PID 876 wrote to memory of 3892 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 83 PID 3892 wrote to memory of 1028 3892 svchost.exe 85 PID 3892 wrote to memory of 1028 3892 svchost.exe 85 PID 3892 wrote to memory of 1028 3892 svchost.exe 85 PID 1904 wrote to memory of 3188 1904 TXPlatforn.exe 87 PID 1904 wrote to memory of 3188 1904 TXPlatforn.exe 87 PID 1904 wrote to memory of 3188 1904 TXPlatforn.exe 87 PID 876 wrote to memory of 5068 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 86 PID 876 wrote to memory of 5068 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 86 PID 876 wrote to memory of 5068 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 86 PID 876 wrote to memory of 996 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 90 PID 876 wrote to memory of 996 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 90 PID 876 wrote to memory of 996 876 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 90 PID 1028 wrote to memory of 2632 1028 cmd.exe 92 PID 1028 wrote to memory of 2632 1028 cmd.exe 92 PID 1028 wrote to memory of 2632 1028 cmd.exe 92 PID 2900 wrote to memory of 740 2900 svchost.exe 101 PID 2900 wrote to memory of 740 2900 svchost.exe 101 PID 2900 wrote to memory of 740 2900 svchost.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe"C:\Users\Admin\AppData\Local\Temp\bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:876 -
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:3892 -
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:1028 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:2632
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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:5068
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C:\Users\Admin\AppData\Local\Temp\HD_bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exeC:\Users\Admin\AppData\Local\Temp\HD_bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe2⤵
- Executes dropped EXE
PID:996
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1904 -
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:3188
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2368
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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:2900 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240598437.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:740
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.7MB
MD573d4bd43005c6deab15d0fa259901159
SHA146adaffab8683ebff63033a3d9cf9a7cc0a79c58
SHA256e52df38dbd97ea2bcdead3c2f9edd1b8aeabaa8688143d09f13de034805088e9
SHA512e7c2eff03090f8fb5822fa2c73016665b412d851b4f202d0879ddd0709d11ff7c6845d2902b2bef14a43105d547cc615961b0da0a6b539212783af8298dee486
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C:\Users\Admin\AppData\Local\Temp\HD_bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe
Filesize3.1MB
MD5fb083acd60fe5c3156dc25442be815e3
SHA161df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
SHA256f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
SHA5127147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
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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
MD59b7a05e4f8e1bda35d0c24deb4e9cf05
SHA1b4b1b5c8c9a96e42301f9e69ad7b5fe442d18156
SHA256e4c2a4d5f3f673a9df18a5bb28fd2bf64e9e7dc23537cd67dc83b0383bb62b37
SHA5126fe4dcef480689f6256be89e7bc2c3f53bd1503fd22bd1d6bae1b4120c38c2e7698bd10bda430feb75fef7d97bb0335227a437422a607b06066ab3da15905873
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641