Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
30-05-2024 09:51
Static task
static1
Behavioral task
behavioral1
Sample
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe
Resource
win7-20240215-en
General
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Target
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe
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Size
1.6MB
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MD5
caacc6286a1bf835aeff6d9f618186d9
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SHA1
c4a5926ac6277916425daf4c01abc4697e49bfaf
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SHA256
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0
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SHA512
392a2c673d2b94078e643cd665fc6b43154f92ec8f411b16f930589ee7e167be4ad57e31cbc9fdd4d298b1187b5d1bc4a385faf95ebab0e55f2c0eba1fc485e0
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SSDEEP
24576:fQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVhNMNdV1Dfun2HJU4:fQZAdVyVT9n/Gg0P+WhovJDmn2HV
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2748-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2748-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2748-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2560-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2560-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2116-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2116-79-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2748-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2748-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2748-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2560-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2560-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat \Windows\SysWOW64\259396684.txt family_gh0strat behavioral1/memory/2116-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2116-79-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatforn.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatforn.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 5 IoCs
Processes:
svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeHD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exepid process 2748 svchost.exe 2560 TXPlatforn.exe 2912 svchos.exe 2116 TXPlatforn.exe 2524 HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe -
Loads dropped DLL 5 IoCs
Processes:
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exeTXPlatforn.exesvchos.exepid process 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe 2560 TXPlatforn.exe 2912 svchos.exe 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe -
Processes:
resource yara_rule behavioral1/memory/2748-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2748-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2748-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2748-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2560-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2560-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2116-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2116-79-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 3 IoCs
Processes:
svchost.exesvchos.exedescription 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\259396684.txt svchos.exe -
Drops file in Program Files directory 4 IoCs
Processes:
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exedescription ioc process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.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
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exepid process 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 2116 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
svchost.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 2748 svchost.exe Token: SeLoadDriverPrivilege 2116 TXPlatforn.exe Token: 33 2116 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2116 TXPlatforn.exe Token: 33 2116 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2116 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exepid process 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exesvchost.exeTXPlatforn.execmd.exedescription pid process target process PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 1600 wrote to memory of 2748 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchost.exe PID 2748 wrote to memory of 2612 2748 svchost.exe cmd.exe PID 2748 wrote to memory of 2612 2748 svchost.exe cmd.exe PID 2748 wrote to memory of 2612 2748 svchost.exe cmd.exe PID 2748 wrote to memory of 2612 2748 svchost.exe cmd.exe PID 1600 wrote to memory of 2912 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchos.exe PID 1600 wrote to memory of 2912 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchos.exe PID 1600 wrote to memory of 2912 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchos.exe PID 1600 wrote to memory of 2912 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe svchos.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 2560 wrote to memory of 2116 2560 TXPlatforn.exe TXPlatforn.exe PID 1600 wrote to memory of 2524 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe PID 1600 wrote to memory of 2524 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe PID 1600 wrote to memory of 2524 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe PID 1600 wrote to memory of 2524 1600 fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe PID 2612 wrote to memory of 2412 2612 cmd.exe PING.EXE PID 2612 wrote to memory of 2412 2612 cmd.exe PING.EXE PID 2612 wrote to memory of 2412 2612 cmd.exe PING.EXE PID 2612 wrote to memory of 2412 2612 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe"C:\Users\Admin\AppData\Local\Temp\fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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
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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
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
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C:\Users\Admin\AppData\Local\Temp\HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exeC:\Users\Admin\AppData\Local\Temp\HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
1.5MB
MD517f0999dab72bfb235ac965f960903f3
SHA1aa2fb8dae6ed31a38740f635e8b8723b2ca3df06
SHA2567ecac8004090d499e90b3cbec4b15089379b132429b580078b94c9dfbf56a1d0
SHA51241f3af592152cf41f45518b870dd7e840b13b609c89e4a90eff9dba205ca33e323849bf4d8863994a308bcff1d94772795a93b6a42862d87cb7231d6fc342f9a
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\Users\Admin\AppData\Local\Temp\HD_fc50db809f4c25e997fd6848f25b268329f0009405f3f19d45f123f0b4b0d2b0.exeFilesize
60KB
MD52a6238818a21d3738aab68c4ec9607bf
SHA128ec762395f002dee8cb7e80e63c09124ec26cae
SHA256a71e1a1ee7e274eb59668ecdd8bed337be04d683dfe226fcdad7a4f0e5a52bbe
SHA512eeb594e1dd8cda4009e844d39d81b8f038eb02b0cea6e7f978a12c8c0181eb36287454f8a4bf51e1c685cce8567a8194a18396df9c692612c16300e1b3ed8893
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\Users\Admin\AppData\Local\Temp\svchos.exeFilesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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\Windows\SysWOW64\259396684.txtFilesize
50KB
MD5fd70bdc4a8f965f6a12b87ba9c5dc0cc
SHA1e5fb8029027601aec2e5cba4163c2f299a509583
SHA2566bd05d0af02184f0f465891a23dbd166616a3719fe515dc5c717f97faf6399b6
SHA51217b8fe24bab46c868d74d74525a2c55181d154d32f97b7291608620fa5df45ec342d2c93ebceff7642c44a4eaec54979b5205914ab34c6f8c71620cc81dfe89b
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memory/2116-41-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2116-79-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2560-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2560-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2748-5-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2748-9-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2748-8-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2748-7-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB