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
25-05-2024 19:19
Static task
static1
Behavioral task
behavioral1
Sample
3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe
Resource
win7-20240221-en
General
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Target
3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe
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Size
2.6MB
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MD5
4faabe4f4ebdc2fa14cafe19ad3ba313
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SHA1
59a7d28a9522fdaaf8ef3553329992f240f34484
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SHA256
3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a
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SHA512
260146f083ec6412ba5e0e88cdecc540cbbe942fb80803be69d1cdaa7c5934a8ecfc329dae3d44873967b6bc90692023c61181308bbdec7334e9583c0ea3694a
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SSDEEP
49152:iCwsbCANnKXferL7Vwe/Gg0P+WhXSG0yV:lws2ANnKXOaeOgmhXL0yV
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2108-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2108-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2752-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259400802.txt family_gh0strat behavioral1/memory/2108-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2108-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2752-43-0x0000000010000000-0x00000000101B6000-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\\259400802.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 2760 R.exe 2108 N.exe 2736 TXPlatfor.exe 2752 TXPlatfor.exe 2920 Remote Data.exe -
Loads dropped DLL 7 IoCs
Processes:
3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exepid process 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe 2760 R.exe 2212 svchost.exe 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe 2736 TXPlatfor.exe 2212 svchost.exe 2920 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/2108-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2108-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2108-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2752-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
N.exeR.exesvchost.exedescription ioc process File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe File created C:\Windows\SysWOW64\259400802.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 -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 2752 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 2108 N.exe Token: SeLoadDriverPrivilege 2752 TXPlatfor.exe Token: 33 2752 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2752 TXPlatfor.exe Token: 33 2752 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2752 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exepid process 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 2952 wrote to memory of 2760 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe R.exe PID 2952 wrote to memory of 2760 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe R.exe PID 2952 wrote to memory of 2760 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe R.exe PID 2952 wrote to memory of 2760 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe R.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2952 wrote to memory of 2108 2952 3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe N.exe PID 2108 wrote to memory of 2832 2108 N.exe cmd.exe PID 2108 wrote to memory of 2832 2108 N.exe cmd.exe PID 2108 wrote to memory of 2832 2108 N.exe cmd.exe PID 2108 wrote to memory of 2832 2108 N.exe cmd.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2736 wrote to memory of 2752 2736 TXPlatfor.exe TXPlatfor.exe PID 2832 wrote to memory of 2200 2832 cmd.exe PING.EXE PID 2832 wrote to memory of 2200 2832 cmd.exe PING.EXE PID 2832 wrote to memory of 2200 2832 cmd.exe PING.EXE PID 2832 wrote to memory of 2200 2832 cmd.exe PING.EXE PID 2212 wrote to memory of 2920 2212 svchost.exe Remote Data.exe PID 2212 wrote to memory of 2920 2212 svchost.exe Remote Data.exe PID 2212 wrote to memory of 2920 2212 svchost.exe Remote Data.exe PID 2212 wrote to memory of 2920 2212 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.exe"C:\Users\Admin\AppData\Local\Temp\3b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a.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\259400802.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
2.6MB
MD54faabe4f4ebdc2fa14cafe19ad3ba313
SHA159a7d28a9522fdaaf8ef3553329992f240f34484
SHA2563b181d1faf1ef0094244c5671c5df2d8ec204edc9a68df8d8d7768e5abd0376a
SHA512260146f083ec6412ba5e0e88cdecc540cbbe942fb80803be69d1cdaa7c5934a8ecfc329dae3d44873967b6bc90692023c61181308bbdec7334e9583c0ea3694a
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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\259400802.txtFilesize
899KB
MD5b9e6848cd3402c379d12abc692ee2317
SHA1c5dbe7abb499bec6b576b6669884debc3f90c5e3
SHA256f0d6038505699b955fd5e94d470d6b177cebb923d2648466aeeda06c3e4d311d
SHA5124a2e4fef7ee6e8b7f4a1eaa16980a51a9af01e8fb373783fe4cd2320976dc4b6e4d0ccffeb1b510701b19cc77d87e8576230f00676b186c7aef57ffaec5c7950
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\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/2108-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2108-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2108-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2752-43-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB