Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
18/03/2024, 19:09
Static task
static1
Behavioral task
behavioral1
Sample
fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe
Resource
win7-20231129-en
General
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Target
fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe
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Size
3.0MB
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MD5
6e1492fcd8a7bd342dc5bef4755cf981
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SHA1
16a2b3fe5f5e172b1a79927d9d3bc11f913c6d4d
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SHA256
fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340
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SHA512
0b7ecc7fa1a79c02719ae4d42081fa4018793316fbe6a66304bfab46c4ee7dff252e30bcd5657bd9ad72791087d3f59a3f9ad7decd0162c2499fdcb9103dc598
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SSDEEP
49152:yCwsbCANnKXferL7Vwe/Gg0P+Whk94Np:Vws2ANnKXOaeOgmhk2p
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2920-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2632-39-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2920-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2964-59-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2964-61-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2964-64-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/files/0x000a000000015c52-6.dat family_gh0strat behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2920-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2632-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2632-39-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2920-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2964-59-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2964-61-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2964-64-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259397713.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 6 IoCs
pid Process 3064 R.exe 2920 N.exe 2632 TXPlatfor.exe 2964 TXPlatfor.exe 2456 HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 2484 Remote Data.exe -
Loads dropped DLL 9 IoCs
pid Process 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 3064 R.exe 2800 svchost.exe 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 2632 TXPlatfor.exe 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 2800 svchost.exe 2484 Remote Data.exe -
resource yara_rule behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2632-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2632-39-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2920-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2964-59-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2964-61-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2964-64-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2456-49-0x0000000140000000-0x0000000140105000-memory.dmp autoit_exe behavioral1/memory/2456-65-0x0000000140000000-0x0000000140105000-memory.dmp autoit_exe -
Drops file in System32 directory 6 IoCs
description ioc Process 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\259397713.txt R.exe File opened for modification C:\Windows\SysWOW64\ini.ini R.exe File created C:\Windows\SysWOW64\Remote Data.exe svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Kills process with taskkill 1 IoCs
pid Process 1904 taskkill.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2432 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2964 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2920 N.exe Token: SeLoadDriverPrivilege 2964 TXPlatfor.exe Token: SeDebugPrivilege 1904 taskkill.exe Token: 33 2964 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2964 TXPlatfor.exe Token: 33 2964 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2964 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 1364 wrote to memory of 3064 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 28 PID 1364 wrote to memory of 3064 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 28 PID 1364 wrote to memory of 3064 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 28 PID 1364 wrote to memory of 3064 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 28 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 1364 wrote to memory of 2920 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 31 PID 2920 wrote to memory of 2584 2920 N.exe 33 PID 2920 wrote to memory of 2584 2920 N.exe 33 PID 2920 wrote to memory of 2584 2920 N.exe 33 PID 2920 wrote to memory of 2584 2920 N.exe 33 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 2632 wrote to memory of 2964 2632 TXPlatfor.exe 34 PID 1364 wrote to memory of 2456 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 36 PID 1364 wrote to memory of 2456 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 36 PID 1364 wrote to memory of 2456 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 36 PID 1364 wrote to memory of 2456 1364 fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 36 PID 2584 wrote to memory of 2432 2584 cmd.exe 37 PID 2584 wrote to memory of 2432 2584 cmd.exe 37 PID 2584 wrote to memory of 2432 2584 cmd.exe 37 PID 2584 wrote to memory of 2432 2584 cmd.exe 37 PID 2800 wrote to memory of 2484 2800 svchost.exe 38 PID 2800 wrote to memory of 2484 2800 svchost.exe 38 PID 2800 wrote to memory of 2484 2800 svchost.exe 38 PID 2800 wrote to memory of 2484 2800 svchost.exe 38 PID 2456 wrote to memory of 2316 2456 HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 39 PID 2456 wrote to memory of 2316 2456 HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 39 PID 2456 wrote to memory of 2316 2456 HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe 39 PID 2316 wrote to memory of 1904 2316 cmd.exe 41 PID 2316 wrote to memory of 1904 2316 cmd.exe 41 PID 2316 wrote to memory of 1904 2316 cmd.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe"C:\Users\Admin\AppData\Local\Temp\fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1364 -
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
PID:3064
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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
PID:2920 -
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
PID:2584 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:2432
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C:\Users\Admin\AppData\Local\Temp\HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exeC:\Users\Admin\AppData\Local\Temp\HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2456 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c taskkill /im kugou.exe /f&del /q3⤵
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Windows\system32\taskkill.exetaskkill /im kugou.exe /f4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1904
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2156
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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
PID:2800 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259397713.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2484
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2632 -
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:2964
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.6MB
MD5274fe01eb0f4cd402c3cfdeda4b30715
SHA172db93e86caaadf2f28e5265ebfbc2ea6ba9e705
SHA256843743adaef60d2f490d2702487f7687ffa36524d11ad89feed31bbddfd21d40
SHA5126d71d57566f436c6e1242421070bca8c62ba95a7ccfc73ae5efef54f93482b3e3b742bda361b7c713a5e5158f11310401341bd1ddd4f011ba33f77c5e9543798
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C:\Users\Admin\AppData\Local\Temp\HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe
Filesize365KB
MD5204a2d95f620d35cc1a70d421d87d8e8
SHA1cf75c60b988ca88acc902f10ec4a298e995a7893
SHA25642e94b959f493db262f94cca54192d0659492a5f844bfd4eccb28492a04df164
SHA5120c9748de38187d84d05ca7a6293cf82d44cd7367fb23e436f7a0005b93e58b047fa4ed87a866c2b14833e7a28aa75cb9250585b38270baedcc289464419df6ca
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\Users\Admin\AppData\Local\Temp\HD_fa5a33cbca326fb59d026d9e0b4a372c1dd21db5fcee1ebd498e1bb3c1b3c340.exe
Filesize386KB
MD5e58432e8dea69a051147b3932ccaf14c
SHA129814140a6dacc4c18795743d23a2c0987e0ae9f
SHA2569722ac61bbdc8979798c2fb4a86bf127d06a761cd283fc6f33ed10a5efa3daf5
SHA5121d1d658525805a31d6301163843a1fba9947d15bc9d5d08664a50e18042b349cc85f814887493560f37bab981135d154276d2320ca628e1e538723b56008828b
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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
MD55963d84b4fcf13fa219c8305818aff50
SHA157d050b8a87fa1a4dcdd20bcf012a497ba583bc8
SHA256554d7ea488a25e0d52e698e08e1fa28bcf4b6e42827250ca8bfdd0262cf16041
SHA512eff8117be7eec48ae333b26babcb7df88dc7bfde98d0ec0dd483d52a2ad8548604dfc7ce0cb503ba059f4b3511c04ab1cc731b38868e072690b731f3194cc344
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d