Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
04-07-2024 04:18
Static task
static1
Behavioral task
behavioral1
Sample
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe
Resource
win7-20240611-en
General
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Target
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe
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Size
3.8MB
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MD5
7ba43205372be81c1542ab2e6f840370
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SHA1
8c5d1773627508be2e70fd6a0fab873b40d9874b
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SHA256
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e
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SHA512
10dd14c2a2e90d734000a5b0ef9d6e89ea5748ce5dfe9b619731351b6498dabc4e521e9946c1e996de3a1e0ebcdd443ee902525199fe75a95954997816eea4a3
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SSDEEP
98304:NZJt4HINy2LkNBvY62Js0aW2LLqnHMlLrmUWEUd3wJ:fiINy2LkNBg62WW2+aPmhE1
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/1140-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1140-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1140-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4140-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4140-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4140-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3576-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3576-71-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3576-73-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4140-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3576-76-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
Processes:
resource yara_rule behavioral2/memory/1140-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1140-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1140-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4140-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4140-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4140-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3576-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3576-71-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3576-73-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4140-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3576-76-0x0000000010000000-0x00000000101B6000-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 4 IoCs
Processes:
RVN.exeTXPlatforn.exeTXPlatforn.exeHD_c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exepid process 1140 RVN.exe 4140 TXPlatforn.exe 3576 TXPlatforn.exe 2452 HD_c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe -
Processes:
resource yara_rule behavioral2/memory/1140-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1140-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1140-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1140-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4140-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4140-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4140-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3576-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3576-71-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3576-73-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4140-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3576-76-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4140-13-0x0000000010000000-0x00000000101B6000-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:
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exedescription ioc process File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.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 2 IoCs
Processes:
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exepid process 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 3576 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
RVN.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 1140 RVN.exe Token: SeLoadDriverPrivilege 3576 TXPlatforn.exe Token: 33 3576 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3576 TXPlatforn.exe Token: 33 3576 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3576 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exepid process 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exeRVN.exeTXPlatforn.execmd.exedescription pid process target process PID 64 wrote to memory of 1140 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe RVN.exe PID 64 wrote to memory of 1140 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe RVN.exe PID 64 wrote to memory of 1140 64 c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe RVN.exe PID 1140 wrote to memory of 3080 1140 RVN.exe cmd.exe PID 1140 wrote to memory of 3080 1140 RVN.exe cmd.exe PID 1140 wrote to memory of 3080 1140 RVN.exe cmd.exe PID 4140 wrote to memory of 3576 4140 TXPlatforn.exe TXPlatforn.exe PID 4140 wrote to memory of 3576 4140 TXPlatforn.exe TXPlatforn.exe PID 4140 wrote to memory of 3576 4140 TXPlatforn.exe TXPlatforn.exe PID 3080 wrote to memory of 1468 3080 cmd.exe PING.EXE PID 3080 wrote to memory of 1468 3080 cmd.exe PING.EXE PID 3080 wrote to memory of 1468 3080 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe"C:\Users\Admin\AppData\Local\Temp\c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe"1⤵
- 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\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:\Users\Admin\AppData\Local\Temp\HD_c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exeC:\Users\Admin\AppData\Local\Temp\HD_c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exe2⤵
- Executes dropped 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
1.5MB
MD5d5192f8aaf1d0cc978ff5f51ff8bce32
SHA1616ec441efcc39cfc158004f46d407cb909514db
SHA256f1b2caaa59dd4b6da81ad6feb12e3a58c3c094cbdf300454ce3e5f1ef4e13b58
SHA512cbc09e565c8dcf16ea4399071521a8826c2ad91776dfd56328455c82db648d0054790070b43b258cdfc9d5351bcc19703f66ed5f9e6b298ee5b8acfbf8871c81
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C:\Users\Admin\AppData\Local\Temp\HD_c7918ef5524f469ce51b12b9c5f74b4f3dffbd21b16e0c31900dc2f0a3807b7e.exeFilesize
2.3MB
MD5ece3c77db79320d72585d4e9d2360d87
SHA1cd25bf7c5cbe3251cfeb5980bb22b40c33d63277
SHA25671aa47050ecf945ea440a5fcac95fe6ebff3f1e829d2381abceea8ec18ff712e
SHA51229ac17797c7cc06684f1e69ee40d99bb9b5c20e55da754b5445adac4d6f0701f57bb93073bb5980b6b5d3a340cd2e295082a58aa73f19436dc771689d202163d
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C:\Users\Admin\AppData\Local\Temp\RVN.exeFilesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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memory/1140-10-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1140-7-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1140-4-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1140-6-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3576-25-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3576-71-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3576-73-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3576-76-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4140-15-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4140-16-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4140-26-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4140-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4140-13-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB