Analysis
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max time kernel
1s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
20/04/2025, 10:57
Static task
static1
Behavioral task
behavioral1
Sample
c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe
Resource
win10v2004-20250314-en
General
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Target
c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe
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Size
2.6MB
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MD5
ad639c252e928753d4dc53ba1da48ce2
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SHA1
80eccc53dc279cfb6caa8b6e9c73c0ab8ab5208d
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SHA256
c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10
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SHA512
55a868bba24c60e37d6298a4bcfa62efa9a10bf17419975a8fe7c66f39ab6941cfef7d0a06ac8b6af6d93d355ae0ab2d6635381bb03a6a47ded108fbf92323e4
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SSDEEP
49152:6jwsbCANnKXferL7Vwe/Gg0P+WhoW9cDmn2E:gws2ANnKXOaeOgmhoWGDmn2E
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3656-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3656-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3656-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1272-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2920-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1272-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2920-51-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2920-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/files/0x00070000000242b6-5.dat family_gh0strat behavioral1/memory/3656-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3656-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3656-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1272-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2920-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1272-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2920-51-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2920-52-0x0000000010000000-0x00000000101B6000-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\\240615187.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 4 IoCs
pid Process 5332 R.exe 3656 N.exe 1272 TXPlatfor.exe 2920 TXPlatfor.exe -
Loads dropped DLL 2 IoCs
pid Process 5332 R.exe 4904 svchost.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe File created C:\Windows\SysWOW64\240615187.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 -
resource yara_rule behavioral1/memory/3656-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3656-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3656-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3656-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1272-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1272-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1272-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-51-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe 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 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 700 cmd.exe 2520 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2520 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2920 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3656 N.exe Token: SeLoadDriverPrivilege 2920 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 5320 wrote to memory of 5332 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 84 PID 5320 wrote to memory of 5332 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 84 PID 5320 wrote to memory of 5332 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 84 PID 5320 wrote to memory of 3656 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 88 PID 5320 wrote to memory of 3656 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 88 PID 5320 wrote to memory of 3656 5320 c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe 88 PID 3656 wrote to memory of 700 3656 N.exe 92 PID 3656 wrote to memory of 700 3656 N.exe 92 PID 3656 wrote to memory of 700 3656 N.exe 92 PID 1272 wrote to memory of 2920 1272 TXPlatfor.exe 93 PID 1272 wrote to memory of 2920 1272 TXPlatfor.exe 93 PID 1272 wrote to memory of 2920 1272 TXPlatfor.exe 93 PID 700 wrote to memory of 2520 700 cmd.exe 95 PID 700 wrote to memory of 2520 700 cmd.exe 95 PID 700 wrote to memory of 2520 700 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe"C:\Users\Admin\AppData\Local\Temp\c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5320 -
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:5332
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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:3656 -
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:700 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2520
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:4164
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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
PID:4904 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240615187.txt",MainThread2⤵PID:4712
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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:1272 -
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:2920
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Network
MITRE ATT&CK Enterprise v16
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
2.6MB
MD5ad639c252e928753d4dc53ba1da48ce2
SHA180eccc53dc279cfb6caa8b6e9c73c0ab8ab5208d
SHA256c877c2f91e7ffb1b7a1f473f4b50fe0a4a93756b150729d4dce7ced8fb379a10
SHA51255a868bba24c60e37d6298a4bcfa62efa9a10bf17419975a8fe7c66f39ab6941cfef7d0a06ac8b6af6d93d355ae0ab2d6635381bb03a6a47ded108fbf92323e4
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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
MD5f7591c819551933d5d97fe3a9db43570
SHA1dd31d1ceb1f0e8923a395fcd0b8b744c60022218
SHA256895d37aedd4259052e50150dfb52b5253eccea598ad990a1f6537dae43c6b782
SHA5122830f6996e95773967200b70b3305b24786d5feaff8b612f9edadae8ba9f2c108c4dcf211b67fc616cf7df936f84ae679912d08a2ea6cd90789c3c6940409bc8
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641