Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
26-05-2024 03:43
Static task
static1
Behavioral task
behavioral1
Sample
81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe
Resource
win7-20240508-en
General
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Target
81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe
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Size
2.7MB
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MD5
89666a4f9ad0028e3e02664a2bb02ba8
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SHA1
4fe9f05bc8d0af0b0f4477d1b9c3e6d39eca5480
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SHA256
81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710
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SHA512
7032a25707df3c736337be9003da370564a6470f65b9d03f5117a0807c315dee718f9bdc08ad956815bc405287553065baace9a05090b94542645c9891b118cb
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SSDEEP
24576:JCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHm:JCwsbCANnKXferL7Vwe/Gg0P+Whd
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2812-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2812-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2652-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2652-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2652-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2652-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259399601.txt family_gh0strat behavioral1/memory/2812-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2812-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2652-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2652-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2652-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2652-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatfor.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
R.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259399601.txt" R.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatfor.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatfor.exe -
Executes dropped EXE 5 IoCs
Processes:
R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exepid process 1968 R.exe 2812 N.exe 2664 TXPlatfor.exe 2652 TXPlatfor.exe 2900 Remote Data.exe -
Loads dropped DLL 7 IoCs
Processes:
81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exepid process 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe 1968 R.exe 2132 svchost.exe 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe 2664 TXPlatfor.exe 2132 svchost.exe 2900 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/2812-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2812-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2812-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2652-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2652-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2652-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2652-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2652-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription ioc process File created C:\Windows\SysWOW64\259399601.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 -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 2652 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 2812 N.exe Token: SeLoadDriverPrivilege 2652 TXPlatfor.exe Token: 33 2652 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2652 TXPlatfor.exe Token: 33 2652 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2652 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exepid process 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 2208 wrote to memory of 1968 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe R.exe PID 2208 wrote to memory of 1968 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe R.exe PID 2208 wrote to memory of 1968 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe R.exe PID 2208 wrote to memory of 1968 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe R.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2208 wrote to memory of 2812 2208 81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe N.exe PID 2812 wrote to memory of 2728 2812 N.exe cmd.exe PID 2812 wrote to memory of 2728 2812 N.exe cmd.exe PID 2812 wrote to memory of 2728 2812 N.exe cmd.exe PID 2812 wrote to memory of 2728 2812 N.exe cmd.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2664 wrote to memory of 2652 2664 TXPlatfor.exe TXPlatfor.exe PID 2728 wrote to memory of 2576 2728 cmd.exe PING.EXE PID 2728 wrote to memory of 2576 2728 cmd.exe PING.EXE PID 2728 wrote to memory of 2576 2728 cmd.exe PING.EXE PID 2728 wrote to memory of 2576 2728 cmd.exe PING.EXE PID 2132 wrote to memory of 2900 2132 svchost.exe Remote Data.exe PID 2132 wrote to memory of 2900 2132 svchost.exe Remote Data.exe PID 2132 wrote to memory of 2900 2132 svchost.exe Remote Data.exe PID 2132 wrote to memory of 2900 2132 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe"C:\Users\Admin\AppData\Local\Temp\81d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
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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
- 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\N.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\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
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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
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259399601.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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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
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
2.7MB
MD589666a4f9ad0028e3e02664a2bb02ba8
SHA14fe9f05bc8d0af0b0f4477d1b9c3e6d39eca5480
SHA25681d832eacdf059376d6b7ae50e30c096214544f092aaebc95bb78b800e4b3710
SHA5127032a25707df3c736337be9003da370564a6470f65b9d03f5117a0807c315dee718f9bdc08ad956815bc405287553065baace9a05090b94542645c9891b118cb
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\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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\Windows\SysWOW64\259399601.txtFilesize
899KB
MD578364e4f7aa5311f2041d4925cee8d68
SHA12379a3ce34fcee4ef8ad6bbb8e83fa97301f989d
SHA2569f61fe969c1a26080498e533bca7c9554a9ce25c0519c8cf7ee11dc9ed95263c
SHA5121c3fb9b30e40f9453a03a59f0b189782b697851732122f0c719f22b754a0ae8adc6d6fd9c378b462802827d07ac90767ddf8facfd13bea9934cc62fb944424bf
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\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/2652-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2652-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2652-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2652-37-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2652-40-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2812-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2812-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2812-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB