Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-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 behavioral1/memory/1952-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1952-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2948-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1952-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2948-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2676-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2676-39-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2676-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/1952-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1952-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2948-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1952-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2948-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/files/0x0009000000013a76-34.dat family_gh0strat behavioral1/memory/2676-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2676-39-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2676-41-0x0000000010000000-0x00000000101B6000-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\\259396200.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 1952 svchost.exe 2948 TXPlatforn.exe 2668 svchos.exe 2676 TXPlatforn.exe 2856 HD_bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 2116 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 8 IoCs
pid Process 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 2948 TXPlatforn.exe 2668 svchos.exe 2428 svchost.exe 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 2428 svchost.exe 2116 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral1/memory/1952-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1952-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1952-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2948-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1952-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2948-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2676-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2676-39-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2676-41-0x0000000010000000-0x00000000101B6000-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\259396200.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 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\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 File opened for modification C:\Program Files\VideoLAN\VLC\vlc.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 2604 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2676 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1952 svchost.exe Token: SeLoadDriverPrivilege 2676 TXPlatforn.exe Token: 33 2676 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2676 TXPlatforn.exe Token: 33 2676 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2676 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1036 wrote to memory of 1952 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 28 PID 1952 wrote to memory of 2656 1952 svchost.exe 30 PID 1952 wrote to memory of 2656 1952 svchost.exe 30 PID 1952 wrote to memory of 2656 1952 svchost.exe 30 PID 1952 wrote to memory of 2656 1952 svchost.exe 30 PID 1036 wrote to memory of 2668 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 31 PID 1036 wrote to memory of 2668 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 31 PID 1036 wrote to memory of 2668 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 31 PID 1036 wrote to memory of 2668 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 31 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2948 wrote to memory of 2676 2948 TXPlatforn.exe 33 PID 2656 wrote to memory of 2604 2656 cmd.exe 34 PID 2656 wrote to memory of 2604 2656 cmd.exe 34 PID 2656 wrote to memory of 2604 2656 cmd.exe 34 PID 2656 wrote to memory of 2604 2656 cmd.exe 34 PID 1036 wrote to memory of 2856 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 37 PID 1036 wrote to memory of 2856 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 37 PID 1036 wrote to memory of 2856 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 37 PID 1036 wrote to memory of 2856 1036 bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe 37 PID 2428 wrote to memory of 2116 2428 svchost.exe 38 PID 2428 wrote to memory of 2116 2428 svchost.exe 38 PID 2428 wrote to memory of 2116 2428 svchost.exe 38 PID 2428 wrote to memory of 2116 2428 svchost.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe"C:\Users\Admin\AppData\Local\Temp\bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1036 -
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:1952 -
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:2656 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:2604
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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:2668
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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:2856
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2948 -
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:2676
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2488
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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:2428 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259396200.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2116
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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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Filesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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\Users\Admin\AppData\Local\Temp\HD_bf199620ff6bd8edd45e07fe05be9bf7c1fcec8e2fbee98c19f5b236f49b9bd4.exe
Filesize3.1MB
MD5fb083acd60fe5c3156dc25442be815e3
SHA161df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
SHA256f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
SHA5127147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
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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
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d