Analysis
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max time kernel
151s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
23-07-2023 19:53
Static task
static1
Behavioral task
behavioral1
Sample
NA_NA_3114f34af8fa46exeexe_JC.exe
Resource
win7-20230712-en
General
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Target
NA_NA_3114f34af8fa46exeexe_JC.exe
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Size
2.3MB
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MD5
3114f34af8fa46a5c4fdd95e5f860c42
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SHA1
a98b5e98f55075d048c2ed2f4fc0e4032e55d757
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SHA256
bf229b979639c1f533eb22a4864e2c83f142029ad0795084260b9dd184bae7ad
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SHA512
e9cd223ca7e62e332a850c6fc8ab878afcd8c9567a624f5e54690ffb7ec081e1767d824c1ced69b9de9b3bb003cbb2a98f334fb3300677043bbb936ccc0a41df
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SSDEEP
49152:h09XJt4HIN2H2tFvduySAEjZeohZj8do3gMxpkkk6GC:CZJt4HINy2LkAiZLhZAdYNxCkrG
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4304-140-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4304-141-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4304-139-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3452-150-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3452-149-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3452-155-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4304-152-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4060-158-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4060-160-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4060-163-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 10 IoCs
Processes:
resource yara_rule behavioral2/memory/4304-140-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4304-141-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4304-139-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3452-150-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3452-149-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3452-155-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4304-152-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4060-158-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4060-160-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4060-163-0x0000000010000000-0x00000000101B6000-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 4304 RVN.exe 3452 TXPlatforn.exe 4060 TXPlatforn.exe -
Processes:
resource yara_rule behavioral2/memory/4304-137-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4304-140-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4304-141-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4304-139-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3452-146-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3452-150-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3452-149-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3452-155-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4304-152-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4060-158-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4060-160-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4060-163-0x0000000010000000-0x00000000101B6000-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 -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 4060 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
RVN.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 4304 RVN.exe Token: SeLoadDriverPrivilege 4060 TXPlatforn.exe Token: 33 4060 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4060 TXPlatforn.exe Token: 33 4060 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4060 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
NA_NA_3114f34af8fa46exeexe_JC.exepid process 1536 NA_NA_3114f34af8fa46exeexe_JC.exe 1536 NA_NA_3114f34af8fa46exeexe_JC.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
NA_NA_3114f34af8fa46exeexe_JC.exeRVN.exeTXPlatforn.execmd.exedescription pid process target process PID 1536 wrote to memory of 4304 1536 NA_NA_3114f34af8fa46exeexe_JC.exe RVN.exe PID 1536 wrote to memory of 4304 1536 NA_NA_3114f34af8fa46exeexe_JC.exe RVN.exe PID 1536 wrote to memory of 4304 1536 NA_NA_3114f34af8fa46exeexe_JC.exe RVN.exe PID 4304 wrote to memory of 5080 4304 RVN.exe cmd.exe PID 4304 wrote to memory of 5080 4304 RVN.exe cmd.exe PID 4304 wrote to memory of 5080 4304 RVN.exe cmd.exe PID 3452 wrote to memory of 4060 3452 TXPlatforn.exe TXPlatforn.exe PID 3452 wrote to memory of 4060 3452 TXPlatforn.exe TXPlatforn.exe PID 3452 wrote to memory of 4060 3452 TXPlatforn.exe TXPlatforn.exe PID 5080 wrote to memory of 4232 5080 cmd.exe PING.EXE PID 5080 wrote to memory of 4232 5080 cmd.exe PING.EXE PID 5080 wrote to memory of 4232 5080 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\NA_NA_3114f34af8fa46exeexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NA_NA_3114f34af8fa46exeexe_JC.exe"1⤵
- 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\RVN.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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C:\Users\Admin\AppData\Local\Temp\RVN.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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C:\Windows\SysWOW64\TXPlatforn.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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C:\Windows\SysWOW64\TXPlatforn.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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C:\Windows\SysWOW64\TXPlatforn.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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memory/3452-146-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3452-150-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3452-149-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3452-155-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4060-163-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4060-160-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4060-158-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4304-141-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4304-152-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4304-139-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4304-140-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4304-137-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB