Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 07:45
Static task
static1
Behavioral task
behavioral1
Sample
6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
Resource
win7-20240903-en
General
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Target
6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
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Size
2.4MB
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MD5
d5f3da928c026382b3f82a06da820223
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SHA1
cb3b4ff440ac05af54483435f1480627d2470c04
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SHA256
6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1
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SHA512
006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3
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SSDEEP
24576:NCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:NCwsbCANnKXferL7Vwe/Gg0P+WhrRCy
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2992-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2656-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2656-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2656-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
resource yara_rule behavioral1/files/0x0008000000016d2e-6.dat family_gh0strat behavioral1/memory/2992-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2656-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2656-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2656-43-0x0000000010000000-0x00000000101B6000-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 TXPlatfor.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259447665.txt" R.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" TXPlatfor.exe -
Executes dropped EXE 5 IoCs
pid Process 2128 R.exe 2992 N.exe 2740 TXPlatfor.exe 2656 TXPlatfor.exe 2652 Remote Data.exe -
Loads dropped DLL 7 IoCs
pid Process 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 2128 R.exe 2508 svchost.exe 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 2740 TXPlatfor.exe 2508 svchost.exe 2652 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\259447665.txt R.exe File opened for modification C:\Windows\SysWOW64\ini.ini R.exe File created C:\Windows\SysWOW64\Remote Data.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Remote Data.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
resource yara_rule behavioral1/memory/2992-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2992-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2656-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2656-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2656-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 8 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatfor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2688 cmd.exe 2668 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2668 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2656 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2992 N.exe Token: SeLoadDriverPrivilege 2656 TXPlatfor.exe Token: 33 2656 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2656 TXPlatfor.exe Token: 33 2656 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2656 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2024 wrote to memory of 2128 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 31 PID 2024 wrote to memory of 2128 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 31 PID 2024 wrote to memory of 2128 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 31 PID 2024 wrote to memory of 2128 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 31 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2024 wrote to memory of 2992 2024 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe 34 PID 2992 wrote to memory of 2688 2992 N.exe 36 PID 2992 wrote to memory of 2688 2992 N.exe 36 PID 2992 wrote to memory of 2688 2992 N.exe 36 PID 2992 wrote to memory of 2688 2992 N.exe 36 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2740 wrote to memory of 2656 2740 TXPlatfor.exe 37 PID 2688 wrote to memory of 2668 2688 cmd.exe 39 PID 2688 wrote to memory of 2668 2688 cmd.exe 39 PID 2688 wrote to memory of 2668 2688 cmd.exe 39 PID 2688 wrote to memory of 2668 2688 cmd.exe 39 PID 2508 wrote to memory of 2652 2508 svchost.exe 40 PID 2508 wrote to memory of 2652 2508 svchost.exe 40 PID 2508 wrote to memory of 2652 2508 svchost.exe 40 PID 2508 wrote to memory of 2652 2508 svchost.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe"C:\Users\Admin\AppData\Local\Temp\6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2128
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2992 -
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\N.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2688 -
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:2668
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2316
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259447665.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2652
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740 -
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2656
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
2.4MB
MD5d5f3da928c026382b3f82a06da820223
SHA1cb3b4ff440ac05af54483435f1480627d2470c04
SHA2566836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1
SHA512006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD5a937fa963dfd4246c9bf7fdbd80ac645
SHA15c33c5e8bcb0c8d8169709b4efa19b6ab522ab2e
SHA256c389e39023541cd5e9a206ad26e868186d51dec4a8f1040d3bd48c71f861a534
SHA51298b9120455408971b6dbcc487bc42cd2a5e8b4e438901664a3793881df24fe3c7c2e84087729a9107321cebb9b81986c6c5b7cf1e68cfe9024cb4b00d8d02963
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d