Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
25-05-2024 06:36
Static task
static1
Behavioral task
behavioral1
Sample
8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
Resource
win7-20240221-en
General
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Target
8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
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Size
2.5MB
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MD5
171a226dee5aaa5d81a1fdaf619b2d5e
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SHA1
04de24f275712462e48764824527ee85c423fa6e
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SHA256
8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d
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SHA512
a0420bffaa224ac4266fd5850c9c002fc2d1cb9f7fa8e32860028a5cf175ae84065f2a913038a996c59ba83181df31514ec0df6f18848cf440cfe2f929a7219c
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SSDEEP
49152:DCwsbCANnKXferL7Vwe/Gg0P+WhtkHn5b5:Wws2ANnKXOaeOgmht8n5l
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2884-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2884-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5064-47-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5064-50-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5064-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
Processes:
resource yara_rule C:\Windows\SysWOW64\240600437.txt family_gh0strat behavioral2/memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2884-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2884-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5064-47-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5064-50-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5064-52-0x0000000010000000-0x00000000101B6000-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\\240600437.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 2400 R.exe 1496 N.exe 2884 TXPlatfor.exe 5064 TXPlatfor.exe 3244 Remote Data.exe -
Loads dropped DLL 3 IoCs
Processes:
R.exesvchost.exeRemote Data.exepid process 2400 R.exe 1360 svchost.exe 3244 Remote Data.exe -
Processes:
resource yara_rule behavioral2/memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1496-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2884-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2884-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2884-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5064-47-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5064-50-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5064-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription ioc process File created C:\Windows\SysWOW64\240600437.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 -
Drops file in Program Files directory 1 IoCs
Processes:
8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 5064 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 1496 N.exe Token: SeLoadDriverPrivilege 5064 TXPlatfor.exe Token: 33 5064 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 5064 TXPlatfor.exe Token: 33 5064 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 5064 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exepid process 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 224 wrote to memory of 2400 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe R.exe PID 224 wrote to memory of 2400 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe R.exe PID 224 wrote to memory of 2400 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe R.exe PID 224 wrote to memory of 1496 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe N.exe PID 224 wrote to memory of 1496 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe N.exe PID 224 wrote to memory of 1496 224 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe N.exe PID 1496 wrote to memory of 2944 1496 N.exe cmd.exe PID 1496 wrote to memory of 2944 1496 N.exe cmd.exe PID 1496 wrote to memory of 2944 1496 N.exe cmd.exe PID 2884 wrote to memory of 5064 2884 TXPlatfor.exe TXPlatfor.exe PID 2884 wrote to memory of 5064 2884 TXPlatfor.exe TXPlatfor.exe PID 2884 wrote to memory of 5064 2884 TXPlatfor.exe TXPlatfor.exe PID 2944 wrote to memory of 4724 2944 cmd.exe PING.EXE PID 2944 wrote to memory of 4724 2944 cmd.exe PING.EXE PID 2944 wrote to memory of 4724 2944 cmd.exe PING.EXE PID 1360 wrote to memory of 3244 1360 svchost.exe Remote Data.exe PID 1360 wrote to memory of 3244 1360 svchost.exe Remote Data.exe PID 1360 wrote to memory of 3244 1360 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe"C:\Users\Admin\AppData\Local\Temp\8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe"1⤵
- Drops file in Program Files directory
- 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\240600437.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
- 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
2.5MB
MD5171a226dee5aaa5d81a1fdaf619b2d5e
SHA104de24f275712462e48764824527ee85c423fa6e
SHA2568ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d
SHA512a0420bffaa224ac4266fd5850c9c002fc2d1cb9f7fa8e32860028a5cf175ae84065f2a913038a996c59ba83181df31514ec0df6f18848cf440cfe2f929a7219c
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C:\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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C:\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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C:\Windows\SysWOW64\240600437.txtFilesize
899KB
MD526f11b9fbe926ead07b7d681cbc49225
SHA1696a0cc362f7d04e029b4e51e38e897b3eff5a9d
SHA2560e8f2f9ac0ee4bdeda848eb335e4da9265fd21fa161addcb2f9cbe04e8b25fdf
SHA5128e9bd0e503e5b6415147afc1ff1a1d4f9b498539c5dd932e43f2c1ab9789ab45fcee6676d5a2cce2231cd44bf3ac0ea197e95851f24b2a2eec97eba15a5c0a68
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C:\Windows\SysWOW64\Remote Data.exeFilesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1496-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2884-28-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2884-27-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2884-29-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/5064-47-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/5064-50-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/5064-52-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB