Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
21-06-2024 03:49
Static task
static1
Behavioral task
behavioral1
Sample
79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe
Resource
win7-20240220-en
General
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Target
79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe
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Size
1.3MB
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MD5
75319694da7ff6a660e15654e8691478
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SHA1
6cdb9f457d03a9e81145694fe7b780182fd4722c
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SHA256
79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33
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SHA512
0c41a8de79158bf3ad03fb2805c80eca13fa68d60a7976ca931d57602aa98d902f336077fdc41e3c12656b66eeadf1435514ff4e9b315be773183c0a3ea9a639
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SSDEEP
24576:R09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+YO57:R09XJt4HIN2H2tFvduySiK7
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3648-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3648-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3648-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4032-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4032-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4032-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4444-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4444-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4444-44-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4032-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4444-67-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
Processes:
resource yara_rule behavioral2/memory/3648-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3648-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3648-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4032-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4032-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4032-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4444-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4444-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4444-44-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4032-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4444-67-0x0000000010000000-0x00000000101B6000-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 3648 RVN.exe 4032 TXPlatforn.exe 4444 TXPlatforn.exe -
Processes:
resource yara_rule behavioral2/memory/3648-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3648-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3648-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3648-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4032-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4032-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4032-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4032-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4444-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4444-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4444-44-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4032-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4444-67-0x0000000010000000-0x00000000101B6000-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:
79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.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 4444 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
RVN.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 3648 RVN.exe Token: SeLoadDriverPrivilege 4444 TXPlatforn.exe Token: 33 4444 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4444 TXPlatforn.exe Token: 33 4444 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4444 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exepid process 2832 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe 2832 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exeRVN.exeTXPlatforn.execmd.exedescription pid process target process PID 2832 wrote to memory of 3648 2832 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe RVN.exe PID 2832 wrote to memory of 3648 2832 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe RVN.exe PID 2832 wrote to memory of 3648 2832 79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe RVN.exe PID 3648 wrote to memory of 3056 3648 RVN.exe cmd.exe PID 3648 wrote to memory of 3056 3648 RVN.exe cmd.exe PID 3648 wrote to memory of 3056 3648 RVN.exe cmd.exe PID 4032 wrote to memory of 4444 4032 TXPlatforn.exe TXPlatforn.exe PID 4032 wrote to memory of 4444 4032 TXPlatforn.exe TXPlatforn.exe PID 4032 wrote to memory of 4444 4032 TXPlatforn.exe TXPlatforn.exe PID 3056 wrote to memory of 1332 3056 cmd.exe PING.EXE PID 3056 wrote to memory of 1332 3056 cmd.exe PING.EXE PID 3056 wrote to memory of 1332 3056 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.exe"C:\Users\Admin\AppData\Local\Temp\79a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33.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
1.3MB
MD575319694da7ff6a660e15654e8691478
SHA16cdb9f457d03a9e81145694fe7b780182fd4722c
SHA25679a81117ea64cccd640612fb650ede1f38f73c9920113dee9aaebcebd798df33
SHA5120c41a8de79158bf3ad03fb2805c80eca13fa68d60a7976ca931d57602aa98d902f336077fdc41e3c12656b66eeadf1435514ff4e9b315be773183c0a3ea9a639
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C:\Users\Admin\AppData\Local\Temp\RVN.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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memory/3648-6-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3648-7-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3648-4-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3648-10-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4032-16-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4032-15-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4032-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4032-13-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4032-29-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4444-30-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4444-41-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4444-44-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4444-67-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB