Analysis
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max time kernel
150s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 02:34
Static task
static1
Behavioral task
behavioral1
Sample
6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe
Resource
win7-20240508-en
General
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Target
6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe
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Size
1.1MB
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MD5
b19c093912623717a34225087fc29b73
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SHA1
f631110b23fbc7f88ea1ecffd0c8372f1b57a9b5
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SHA256
6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20
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SHA512
25252edc4770afcafd505ae833d47ce7633a84fcac8d714430353e7f02f455557fa91365f86b3383a8aaed14d00c086c96306e36f87c0f4a2a5700f0fcd84b15
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SSDEEP
24576:X09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+s:X09XJt4HIN2H2tFvduySS
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/796-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/796-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/796-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2844-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2844-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2844-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/636-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/636-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/636-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/636-72-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 10 IoCs
Processes:
resource yara_rule behavioral2/memory/796-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/796-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/796-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2844-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2844-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2844-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/636-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/636-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/636-52-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/636-72-0x0000000010000000-0x00000000101B6000-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 3 IoCs
Processes:
RVN.exeTXPlatforn.exeTXPlatforn.exepid process 796 RVN.exe 2844 TXPlatforn.exe 636 TXPlatforn.exe -
Processes:
resource yara_rule behavioral2/memory/796-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/796-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/796-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/796-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/636-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/636-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/636-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/636-72-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
Processes:
RVN.exedescription ioc process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
Drops file in Program Files directory 5 IoCs
Processes:
6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exedescription ioc process File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.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: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 636 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
RVN.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 796 RVN.exe Token: SeLoadDriverPrivilege 636 TXPlatforn.exe Token: 33 636 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 636 TXPlatforn.exe Token: 33 636 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 636 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exepid process 5056 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe 5056 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exeRVN.exeTXPlatforn.execmd.exedescription pid process target process PID 5056 wrote to memory of 796 5056 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe RVN.exe PID 5056 wrote to memory of 796 5056 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe RVN.exe PID 5056 wrote to memory of 796 5056 6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe RVN.exe PID 796 wrote to memory of 5096 796 RVN.exe cmd.exe PID 796 wrote to memory of 5096 796 RVN.exe cmd.exe PID 796 wrote to memory of 5096 796 RVN.exe cmd.exe PID 2844 wrote to memory of 636 2844 TXPlatforn.exe TXPlatforn.exe PID 2844 wrote to memory of 636 2844 TXPlatforn.exe TXPlatforn.exe PID 2844 wrote to memory of 636 2844 TXPlatforn.exe TXPlatforn.exe PID 5096 wrote to memory of 4512 5096 cmd.exe PING.EXE PID 5096 wrote to memory of 4512 5096 cmd.exe PING.EXE PID 5096 wrote to memory of 4512 5096 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe"C:\Users\Admin\AppData\Local\Temp\6bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.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\RVN.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:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- 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
1.1MB
MD5b19c093912623717a34225087fc29b73
SHA1f631110b23fbc7f88ea1ecffd0c8372f1b57a9b5
SHA2566bca0a8f07bc05d2cf0b4612e38f946bfcd8706fe4db6e80910f82a86f5a6c20
SHA51225252edc4770afcafd505ae833d47ce7633a84fcac8d714430353e7f02f455557fa91365f86b3383a8aaed14d00c086c96306e36f87c0f4a2a5700f0fcd84b15
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C:\Users\Admin\AppData\Local\Temp\RVN.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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memory/636-35-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/636-72-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/636-52-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/636-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/796-10-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/796-7-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/796-4-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/796-6-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2844-16-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2844-19-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2844-13-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2844-15-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB