Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
20-06-2024 04:32
Static task
static1
Behavioral task
behavioral1
Sample
897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe
Resource
win7-20240221-en
General
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Target
897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe
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Size
2.5MB
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MD5
b2fef11cf1136b832f5ec58a50b57eb8
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SHA1
f306d0a9d223c1e425074bfad92571c0c309288a
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SHA256
897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329
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SHA512
8c781ed370149c988359bc23fff44651221555aa1d549475b974d7aebbf354654a6680c6cb48be672f7413bdb25572c83e0fa2ae099e992dc02dc5836d57f306
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SSDEEP
24576:FCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHg:FCwsbCANnKXferL7Vwe/Gg0P+WhaG
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/848-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/848-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/848-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/848-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/848-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259400693.txt family_gh0strat behavioral1/memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/848-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/848-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/848-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/848-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/848-43-0x0000000010000000-0x00000000101B6000-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 -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
Processes:
R.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259400693.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 2356 R.exe 2140 N.exe 2712 TXPlatfor.exe 848 TXPlatfor.exe 2568 Remote Data.exe -
Loads dropped DLL 7 IoCs
Processes:
897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exepid process 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe 2356 R.exe 2184 svchost.exe 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe 2712 TXPlatfor.exe 2184 svchost.exe 2568 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2140-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/848-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/848-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/848-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/848-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/848-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/848-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription 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\259400693.txt R.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 848 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 2140 N.exe Token: SeLoadDriverPrivilege 848 TXPlatfor.exe Token: 33 848 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 848 TXPlatfor.exe Token: 33 848 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 848 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exepid process 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 328 wrote to memory of 2356 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe R.exe PID 328 wrote to memory of 2356 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe R.exe PID 328 wrote to memory of 2356 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe R.exe PID 328 wrote to memory of 2356 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe R.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 328 wrote to memory of 2140 328 897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe N.exe PID 2140 wrote to memory of 2648 2140 N.exe cmd.exe PID 2140 wrote to memory of 2648 2140 N.exe cmd.exe PID 2140 wrote to memory of 2648 2140 N.exe cmd.exe PID 2140 wrote to memory of 2648 2140 N.exe cmd.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2712 wrote to memory of 848 2712 TXPlatfor.exe TXPlatfor.exe PID 2648 wrote to memory of 2560 2648 cmd.exe PING.EXE PID 2648 wrote to memory of 2560 2648 cmd.exe PING.EXE PID 2648 wrote to memory of 2560 2648 cmd.exe PING.EXE PID 2648 wrote to memory of 2560 2648 cmd.exe PING.EXE PID 2184 wrote to memory of 2568 2184 svchost.exe Remote Data.exe PID 2184 wrote to memory of 2568 2184 svchost.exe Remote Data.exe PID 2184 wrote to memory of 2568 2184 svchost.exe Remote Data.exe PID 2184 wrote to memory of 2568 2184 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe"C:\Users\Admin\AppData\Local\Temp\897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329.exe"1⤵
- Loads dropped DLL
- 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⤵
- Server Software Component: Terminal Services DLL
- 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\259400693.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
- Loads dropped DLL
- 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
MD5b2fef11cf1136b832f5ec58a50b57eb8
SHA1f306d0a9d223c1e425074bfad92571c0c309288a
SHA256897cf6db26a3ff14a3e85c0c050844cb87dd083028c8c84313a1da3595da2329
SHA5128c781ed370149c988359bc23fff44651221555aa1d549475b974d7aebbf354654a6680c6cb48be672f7413bdb25572c83e0fa2ae099e992dc02dc5836d57f306
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\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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\Windows\SysWOW64\259400693.txtFilesize
899KB
MD547d75a9872fdc997d83b2c11e80d426f
SHA1d69f9fe4d330ff29cbbca1c048e31f13250d7b2e
SHA256a4a00d26adafd7d37dca601147da955eec716497543721aa0d1c22da7a902fe3
SHA5129331d71fbb1d94ccca73048297b042611f44abe84ecf5b5eee1a3b33e6865fabae101b6d23c9147ab7c9da8d97bc2082d17cf0275144622dc74b02ee4f3c9c34
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\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/848-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/848-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/848-37-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/848-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/848-42-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/848-43-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2140-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB