Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2024 22:14
Static task
static1
Behavioral task
behavioral1
Sample
c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe
Resource
win7-20240903-en
General
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Target
c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe
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Size
3.7MB
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MD5
12244d395a9c93c7f2d5d311fcb562c0
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SHA1
e8eeb81835a4044872a0fa1f2d852f0e34697853
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SHA256
c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77
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SHA512
8d0125c39a6669bf96dab9ac6159f0ac1b577884928f1061cc2c11f948041b53af769393f4d47aba9c3f29d1fe495bf9604c55fbf55400274d88f636030ec588
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SSDEEP
98304:Rws2ANnKXOaeOgmhNGYazFWSJ8NfZNxmSG:DKXbeO7++Smf1mv
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3928-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3928-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2540-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2540-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2404-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2404-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2404-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2404-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2404-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 10 IoCs
resource yara_rule behavioral2/files/0x0008000000023c7b-5.dat family_gh0strat behavioral2/memory/3928-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3928-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2540-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2540-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2404-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2404-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2404-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2404-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2404-40-0x0000000010000000-0x00000000101B6000-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\\240618906.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 1372 R.exe 3928 N.exe 2540 TXPlatfor.exe 2404 TXPlatfor.exe 2804 Remote Data.exe -
Loads dropped DLL 3 IoCs
pid Process 1372 R.exe 2204 svchost.exe 2804 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\240618906.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 behavioral2/memory/3928-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3928-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3928-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2540-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2540-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2540-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2404-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2404-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2404-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2404-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2404-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2404-40-0x0000000010000000-0x00000000101B6000-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 TXPlatfor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe 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 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1160 cmd.exe 3636 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3636 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2404 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3928 N.exe Token: SeLoadDriverPrivilege 2404 TXPlatfor.exe Token: 33 2404 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2404 TXPlatfor.exe Token: 33 2404 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2404 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 468 wrote to memory of 1372 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 84 PID 468 wrote to memory of 1372 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 84 PID 468 wrote to memory of 1372 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 84 PID 468 wrote to memory of 3928 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 87 PID 468 wrote to memory of 3928 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 87 PID 468 wrote to memory of 3928 468 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe 87 PID 3928 wrote to memory of 1160 3928 N.exe 90 PID 3928 wrote to memory of 1160 3928 N.exe 90 PID 3928 wrote to memory of 1160 3928 N.exe 90 PID 2540 wrote to memory of 2404 2540 TXPlatfor.exe 91 PID 2540 wrote to memory of 2404 2540 TXPlatfor.exe 91 PID 2540 wrote to memory of 2404 2540 TXPlatfor.exe 91 PID 1160 wrote to memory of 3636 1160 cmd.exe 93 PID 1160 wrote to memory of 3636 1160 cmd.exe 93 PID 1160 wrote to memory of 3636 1160 cmd.exe 93 PID 2204 wrote to memory of 2804 2204 svchost.exe 96 PID 2204 wrote to memory of 2804 2204 svchost.exe 96 PID 2204 wrote to memory of 2804 2204 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe"C:\Users\Admin\AppData\Local\Temp\c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:468 -
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:1372
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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:3928 -
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:1160 -
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:3636
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:5068
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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:2204 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240618906.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2804
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540 -
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:2404
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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
3.7MB
MD512244d395a9c93c7f2d5d311fcb562c0
SHA1e8eeb81835a4044872a0fa1f2d852f0e34697853
SHA256c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77
SHA5128d0125c39a6669bf96dab9ac6159f0ac1b577884928f1061cc2c11f948041b53af769393f4d47aba9c3f29d1fe495bf9604c55fbf55400274d88f636030ec588
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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
MD51e77a542d691f98cdfc628acfd30f160
SHA10f29cf0f921e4bc754b09c0ad7e5898ece07197c
SHA2565b6b2e359bc93565b468d2abb75e456ea481fb8f68cf2d2bc87e64ced93b087c
SHA512ed228387239ebb58145ea46aa1159abcf486098c213eea87e46d4ad5d8d2750dd17a96ad933200d9fccb36763d89def798260ab5829d215dda74194ae26977ab
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641