Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2024 00:41
Static task
static1
Behavioral task
behavioral1
Sample
32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe
Resource
win7-20240903-en
General
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Target
32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe
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Size
4.9MB
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MD5
eb6009d9f7ede6404fcd66790c9feda6
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SHA1
7133ea8769bc36e688bb05228ccb80bea6908ed4
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SHA256
32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04
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SHA512
ce4378dd30ea2f10f222e74b89a84ca51b5e01cb35f6f61297f89c12ef6b68620bbe2865ec5a669d6e112b789e72629390f4a803715f63a272351bd5beda4a7c
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SSDEEP
49152:Z09XJt4HIN2H2tFvduySCpEWoxvMbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5Wuc:6ZJt4HINy2LkCKZxUbXsPN5kiQaZ56
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3760-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3760-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3760-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4684-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4684-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4684-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2572-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2572-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4684-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2572-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/3760-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3760-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3760-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4684-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4684-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4684-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2572-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2572-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4684-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2572-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 4 IoCs
pid Process 3760 RVN.exe 4684 TXPlatforn.exe 2572 TXPlatforn.exe 4780 HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/3760-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3760-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3760-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3760-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4684-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4684-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4684-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2572-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2572-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4684-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4684-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2572-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1116 cmd.exe 2892 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2892 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2572 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3760 RVN.exe Token: SeLoadDriverPrivilege 2572 TXPlatforn.exe Token: 33 2572 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2572 TXPlatforn.exe Token: 33 2572 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2572 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 880 wrote to memory of 3760 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 82 PID 880 wrote to memory of 3760 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 82 PID 880 wrote to memory of 3760 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 82 PID 3760 wrote to memory of 1116 3760 RVN.exe 84 PID 3760 wrote to memory of 1116 3760 RVN.exe 84 PID 3760 wrote to memory of 1116 3760 RVN.exe 84 PID 4684 wrote to memory of 2572 4684 TXPlatforn.exe 86 PID 4684 wrote to memory of 2572 4684 TXPlatforn.exe 86 PID 4684 wrote to memory of 2572 4684 TXPlatforn.exe 86 PID 880 wrote to memory of 4780 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 85 PID 880 wrote to memory of 4780 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 85 PID 880 wrote to memory of 4780 880 32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe 85 PID 1116 wrote to memory of 2892 1116 cmd.exe 88 PID 1116 wrote to memory of 2892 1116 cmd.exe 88 PID 1116 wrote to memory of 2892 1116 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe"C:\Users\Admin\AppData\Local\Temp\32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:880 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3760 -
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⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2892
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C:\Users\Admin\AppData\Local\Temp\HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exeC:\Users\Admin\AppData\Local\Temp\HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4780
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4684 -
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
PID:2572
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe
Filesize3.1MB
MD5fb083acd60fe5c3156dc25442be815e3
SHA161df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
SHA256f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
SHA5127147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
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Filesize
1.8MB
MD5efddaac843ebbd74b62abb88b704376f
SHA1833ae65820b337839aa886ac076cf76d6e93f1c2
SHA256ffb2dfa39b14502ec6dce8af02afec5c599f733ef22d6b5c28d675000018f195
SHA5125023f57bc105bdf3a05119a1649e2c2477c1d865781a99f25e9c3ae32d5ef3831ee420657b46f0232b0b55a7a5b53670bebe352c3e303844026c3ab4d9e5e182
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4