Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-05-2024 16:08
Static task
static1
Behavioral task
behavioral1
Sample
04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe
Resource
win7-20240221-en
General
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Target
04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe
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Size
2.9MB
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MD5
b7ab7ab6b9c445db7a50620450970f77
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SHA1
683a231521d6dd10664aec1b70f182065d24aef7
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SHA256
04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb
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SHA512
2771b164a5598d5f7cbc85ad2baae18b2a4b7bda9ad77194c304dc39ec38ba00e810c71820d1508743182eb33a36aa99474e897ba34050b20c29ccc8e5f5197b
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SSDEEP
24576:1CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH9:1CwsbCANnKXferL7Vwe/Gg0P+Wh3hqz5
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2556-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2556-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2556-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2556-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259398259.txt family_gh0strat behavioral1/memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2556-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2556-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2556-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2556-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2556-43-0x0000000010000000-0x00000000101B6000-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\\259398259.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 552 R.exe 2944 N.exe 2620 TXPlatfor.exe 2556 TXPlatfor.exe 2480 Remote Data.exe -
Loads dropped DLL 7 IoCs
Processes:
04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exepid process 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe 552 R.exe 1700 svchost.exe 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe 2620 TXPlatfor.exe 1700 svchost.exe 2480 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/2944-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription ioc process File created C:\Windows\SysWOW64\259398259.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 2556 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 2944 N.exe Token: SeLoadDriverPrivilege 2556 TXPlatfor.exe Token: 33 2556 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2556 TXPlatfor.exe Token: 33 2556 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2556 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exepid process 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 2204 wrote to memory of 552 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe R.exe PID 2204 wrote to memory of 552 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe R.exe PID 2204 wrote to memory of 552 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe R.exe PID 2204 wrote to memory of 552 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe R.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2204 wrote to memory of 2944 2204 04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe N.exe PID 2944 wrote to memory of 2576 2944 N.exe cmd.exe PID 2944 wrote to memory of 2576 2944 N.exe cmd.exe PID 2944 wrote to memory of 2576 2944 N.exe cmd.exe PID 2944 wrote to memory of 2576 2944 N.exe cmd.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2620 wrote to memory of 2556 2620 TXPlatfor.exe TXPlatfor.exe PID 2576 wrote to memory of 2424 2576 cmd.exe PING.EXE PID 2576 wrote to memory of 2424 2576 cmd.exe PING.EXE PID 2576 wrote to memory of 2424 2576 cmd.exe PING.EXE PID 2576 wrote to memory of 2424 2576 cmd.exe PING.EXE PID 1700 wrote to memory of 2480 1700 svchost.exe Remote Data.exe PID 1700 wrote to memory of 2480 1700 svchost.exe Remote Data.exe PID 1700 wrote to memory of 2480 1700 svchost.exe Remote Data.exe PID 1700 wrote to memory of 2480 1700 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.exe"C:\Users\Admin\AppData\Local\Temp\04bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb.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\259398259.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
2.9MB
MD5b7ab7ab6b9c445db7a50620450970f77
SHA1683a231521d6dd10664aec1b70f182065d24aef7
SHA25604bf4712a8fbde15c7aab1397dbf6bda316d2221b5eaabaa1aadc31df52444bb
SHA5122771b164a5598d5f7cbc85ad2baae18b2a4b7bda9ad77194c304dc39ec38ba00e810c71820d1508743182eb33a36aa99474e897ba34050b20c29ccc8e5f5197b
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C:\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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\Windows\SysWOW64\259398259.txtFilesize
899KB
MD5c7ee56e9ff11469c031083b745c42695
SHA14eb05773b8a26d5ccf672fa18a5913cc122a48bd
SHA256118ba2a92189a76346f41c28f84a466378b49c4dc93d2416576f8a9e65203eef
SHA512b34bdc24838dcc0bf5ffbe055483e800a9a09615a5a097b5be5ea6198a2e2fa62b7c56dd7358968dabeb559e6240c7636b835368c294d2be7dd7cc0f5d7adee1
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\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/2556-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2556-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2556-37-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2556-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2556-41-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2944-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB