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Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
19/01/2025, 12:42
Behavioral task
behavioral1
Sample
ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe
Resource
win7-20240729-en
General
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Target
ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe
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Size
3.2MB
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MD5
d9821314014be34c8284d967f50de4b7
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SHA1
061ce5125dfb5436fea0284f90831d2cdbf11465
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SHA256
ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c
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SHA512
e8fd2926472ca18ad747e0a5ba4eff466b32f2348b2591f9efcc32938db77e7d27f0b5f41a3eba66c691cefa873cd46be2c3f6df1c060612e457f321cb868318
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SSDEEP
49152:7xTc2H2tFvduySD8U/xCznt1WSzUQDB9uTHISXE3Tvii7:hcy2LkD8U/MnF9ucSXE
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3004-14-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3004-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3004-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2724-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2724-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2844-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2844-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2844-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/memory/3004-14-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3004-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3004-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2724-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2724-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2844-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2844-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2844-42-0x0000000010000000-0x00000000101B6000-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 3004 RVN.exe 2544 HD_ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 2724 TXPlatforn.exe 2844 TXPlatforn.exe -
Loads dropped DLL 3 IoCs
pid Process 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 2724 TXPlatforn.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 behavioral1/memory/3004-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2724-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2724-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2844-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2844-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2844-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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 TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2772 cmd.exe 2636 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2636 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2844 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3004 RVN.exe Token: SeLoadDriverPrivilege 2844 TXPlatforn.exe Token: 33 2844 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2844 TXPlatforn.exe Token: 33 2844 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2844 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 3004 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 30 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 1916 wrote to memory of 2544 1916 ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe 31 PID 3004 wrote to memory of 2772 3004 RVN.exe 34 PID 3004 wrote to memory of 2772 3004 RVN.exe 34 PID 3004 wrote to memory of 2772 3004 RVN.exe 34 PID 3004 wrote to memory of 2772 3004 RVN.exe 34 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2724 wrote to memory of 2844 2724 TXPlatforn.exe 33 PID 2772 wrote to memory of 2636 2772 cmd.exe 36 PID 2772 wrote to memory of 2636 2772 cmd.exe 36 PID 2772 wrote to memory of 2636 2772 cmd.exe 36 PID 2772 wrote to memory of 2636 2772 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe"C:\Users\Admin\AppData\Local\Temp\ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1916 -
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:3004 -
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:2772 -
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:2636
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C:\Users\Admin\AppData\Local\Temp\HD_ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exeC:\Users\Admin\AppData\Local\Temp\HD_ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2544
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2724 -
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:2844
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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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Filesize
576KB
MD5a687daea0bf11b27af3186c99c388257
SHA1db4648ebb8ca2d380acb5e63eaba1f10c51a9313
SHA256447c0fcb5c9f9c8256490734b670bb2bf1ca3abf993544365804b90ab67299a9
SHA512725782be6659673870f08355066848041f2e2c642c99102f4e2c66302e9eb9508a314e947064ccca69ce51851bb83594b9fda67f5fef05d36cf89edf2559ccb9
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C:\Users\Admin\AppData\Local\Temp\HD_ffc2671301c82021838dd2f71b060143411517930cc0346d5184723bbcd67e2c.exe
Filesize2.6MB
MD5dea9ef211c5d88cc61179eff16693fcc
SHA19859af11a34b51301e406d463105fc007b0fa822
SHA2564ff6c4dfc89f360b7980d1df3d1115b94c756815b3d773325bd449a2bf286deb
SHA512f1e2e0ac24a63253c1b0aa2f18bea955f7a23be201c61ef77482748544fc3627f36ad4461e0ea51e0eeb6fef6880c78419214dbafeaea38fe3c029695f2ea9af
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4