Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 06:57
Static task
static1
Behavioral task
behavioral1
Sample
d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe
Resource
win7-20240903-en
General
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Target
d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe
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Size
3.2MB
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MD5
b2d9fc27dc9ac84e60486fa27e2bc8d8
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SHA1
027c27fb0072cc3b84338af7c33ec62a7a91b5fa
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SHA256
d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab
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SHA512
047d54e0d048a502a364918a9ffeec4df5663478740acf22ebed2d49629138feb4c74ef19481541c9141c2121d0b4471a2ebd5232a2a5a7f68b8f4f29877ac49
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SSDEEP
49152:cCwsbCANnKXferL7Vwe/Gg0P+WhqsABTuPh1ApV9u1O:Pws2ANnKXOaeOgmhq1BTuJ1ApV9u1O
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2852-45-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2852-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2852-56-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2852-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2852-58-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/files/0x00080000000162e4-6.dat family_gh0strat behavioral1/memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2852-45-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2852-52-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2852-56-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2852-46-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2852-58-0x0000000010000000-0x00000000101B6000-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\\259431456.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 7 IoCs
pid Process 2060 R.exe 2796 N.exe 2856 TXPlatfor.exe 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2852 TXPlatfor.exe 316 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp 1340 Remote Data.exe -
Loads dropped DLL 9 IoCs
pid Process 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2060 R.exe 1972 svchost.exe 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2856 TXPlatfor.exe 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 1972 svchost.exe 1340 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description ioc Process 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 File created C:\Windows\SysWOW64\259431456.txt R.exe -
resource yara_rule behavioral1/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2852-45-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2852-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2852-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2852-56-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2852-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2852-58-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 10 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 Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 2764 cmd.exe 2656 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2656 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2852 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2796 N.exe Token: SeLoadDriverPrivilege 2852 TXPlatfor.exe Token: 33 2852 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2852 TXPlatfor.exe Token: 33 2852 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2852 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 3044 wrote to memory of 2060 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 3044 wrote to memory of 2060 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 3044 wrote to memory of 2060 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 3044 wrote to memory of 2060 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 30 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 3044 wrote to memory of 2796 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 33 PID 2796 wrote to memory of 2764 2796 N.exe 35 PID 2796 wrote to memory of 2764 2796 N.exe 35 PID 2796 wrote to memory of 2764 2796 N.exe 35 PID 2796 wrote to memory of 2764 2796 N.exe 35 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 3044 wrote to memory of 2828 3044 d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 38 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2856 wrote to memory of 2852 2856 TXPlatfor.exe 37 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2828 wrote to memory of 316 2828 HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe 39 PID 2764 wrote to memory of 2656 2764 cmd.exe 40 PID 2764 wrote to memory of 2656 2764 cmd.exe 40 PID 2764 wrote to memory of 2656 2764 cmd.exe 40 PID 2764 wrote to memory of 2656 2764 cmd.exe 40 PID 1972 wrote to memory of 1340 1972 svchost.exe 41 PID 1972 wrote to memory of 1340 1972 svchost.exe 41 PID 1972 wrote to memory of 1340 1972 svchost.exe 41 PID 1972 wrote to memory of 1340 1972 svchost.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe"C:\Users\Admin\AppData\Local\Temp\d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3044 -
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:2060
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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:2796 -
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:2764 -
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:2656
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C:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exeC:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Users\Admin\AppData\Local\Temp\is-LUBND.tmp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp"C:\Users\Admin\AppData\Local\Temp\is-LUBND.tmp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp" /SL5="$6015A,274884,121344,C:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:316
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2348
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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:1972 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259431456.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1340
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856 -
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:2852
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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
Loading Replay Monitor...
Downloads
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Filesize
2.6MB
MD57f759ca1720f1a4bf3b8cd2f56ea492c
SHA1236b7bfd6d165cea6fcf245f20c20d5e6aa329ce
SHA2566c512d0a77d695c2b37ce5687f081c15ad730bafec4a69baa721e7c9954b6bdd
SHA5127b740eaeaabf052622727d610703952455575fe50c17ffc70d1cb22178b99e3e872d325e900f45b402d3a2b54f79eab6549e1d98998be8ea6566f1d4b9bf7f08
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C:\Users\Admin\AppData\Local\Temp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.exe
Filesize660KB
MD55558797f1b8e4deb484fe06f65f8c6f6
SHA1625cfc1ef58ed7516d58b6510ac6da1d1901230d
SHA25668da490d047c38fd45eadd60d391da71a63a48e4a405160e76ea9e16dff3c66e
SHA5126b56615ac01c8354aac1dbfdd50051ea098d47b7e02194be975ed9755795427a4697888dc40cb44e0dc7938d8d87952c500490734b735af3da035b87a2ac3d13
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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C:\Users\Admin\AppData\Local\Temp\is-LUBND.tmp\HD_d8871639f81614e797531db0cbfc4e2c64c09f107f681b60c05e56fac978bfab.tmp
Filesize1.1MB
MD534acc2bdb45a9c436181426828c4cb49
SHA15adaa1ac822e6128b8d4b59a54d19901880452ae
SHA2569c81817acd4982632d8c7f1df3898fca1477577738184265d735f49fc5480f07
SHA512134ff4022571efd46f7a62e99b857ebe834e9916c786345908010f9e1fb90be226b740ddee16ae9290fe45c86be7238c4555e422abe66a461d11545e19734beb
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD581c03f7a2e55a31ae25dfb120ed827f1
SHA11c131a30a29faa6fcd9ad397efd995833d7b5fd6
SHA2561c40b664018c1cae6b4b2b3b57bb2687ef0aa720a6256718488bd892930be22e
SHA51241326ba08daf12e0601284bfe3cf93d78432e4a0fe082001cb448e47125832aa90c39e204ab926c79ebefb0422dd1a1c4d081f15d7d61355f69864fae51c20fb
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d