Analysis
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max time kernel
150s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-05-2024 20:12
Static task
static1
Behavioral task
behavioral1
Sample
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe
Resource
win7-20240221-en
General
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Target
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe
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Size
2.6MB
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MD5
b04babb3da4c2be3548e3b17487a5979
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SHA1
02814e90181e70d9d6815dd0f76b99067f50296a
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SHA256
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4
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SHA512
a39acba6415e1da8fa6aa3f3ddab954bb0dac8398f991f980f08c58a50431b7621c018583947b6973db8b263c6c3b2db77f1c1b4a97a3dc151b7a19e2c363d95
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SSDEEP
24576:+CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHf:+CwsbCANnKXferL7Vwe/Gg0P+WhNYs
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2412-44-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2412-47-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2412-49-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259397932.txt family_gh0strat behavioral1/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2412-44-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2412-47-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2412-49-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Async RAT payload 1 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe family_asyncrat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatfor.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
R.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259397932.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 6 IoCs
Processes:
R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exeRemote Data.exepid process 2468 R.exe 2572 N.exe 2516 TXPlatfor.exe 2412 TXPlatfor.exe 2548 HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe 2704 Remote Data.exe -
Loads dropped DLL 13 IoCs
Processes:
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exeR.exesvchost.exeTXPlatfor.exeWerFault.exeRemote Data.exepid process 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe 2468 R.exe 3016 svchost.exe 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe 2516 TXPlatfor.exe 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe 2900 WerFault.exe 2900 WerFault.exe 2900 WerFault.exe 2900 WerFault.exe 2900 WerFault.exe 3016 svchost.exe 2704 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2572-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2412-44-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2412-47-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2412-49-0x0000000010000000-0x00000000101B6000-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\259397932.txt R.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exepid process 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 2412 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 2572 N.exe Token: SeLoadDriverPrivilege 2412 TXPlatfor.exe Token: 33 2412 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2412 TXPlatfor.exe Token: 33 2412 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2412 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exepid process 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe -
Suspicious use of WriteProcessMemory 37 IoCs
Processes:
4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exeN.exeTXPlatfor.execmd.exeHD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exesvchost.exedescription pid process target process PID 1968 wrote to memory of 2468 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe R.exe PID 1968 wrote to memory of 2468 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe R.exe PID 1968 wrote to memory of 2468 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe R.exe PID 1968 wrote to memory of 2468 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe R.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 1968 wrote to memory of 2572 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe N.exe PID 2572 wrote to memory of 2624 2572 N.exe cmd.exe PID 2572 wrote to memory of 2624 2572 N.exe cmd.exe PID 2572 wrote to memory of 2624 2572 N.exe cmd.exe PID 2572 wrote to memory of 2624 2572 N.exe cmd.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 2516 wrote to memory of 2412 2516 TXPlatfor.exe TXPlatfor.exe PID 1968 wrote to memory of 2548 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe PID 1968 wrote to memory of 2548 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe PID 1968 wrote to memory of 2548 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe PID 1968 wrote to memory of 2548 1968 4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe PID 2624 wrote to memory of 2440 2624 cmd.exe PING.EXE PID 2624 wrote to memory of 2440 2624 cmd.exe PING.EXE PID 2624 wrote to memory of 2440 2624 cmd.exe PING.EXE PID 2624 wrote to memory of 2440 2624 cmd.exe PING.EXE PID 2548 wrote to memory of 2900 2548 HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe WerFault.exe PID 2548 wrote to memory of 2900 2548 HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe WerFault.exe PID 2548 wrote to memory of 2900 2548 HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe WerFault.exe PID 3016 wrote to memory of 2704 3016 svchost.exe Remote Data.exe PID 3016 wrote to memory of 2704 3016 svchost.exe Remote Data.exe PID 3016 wrote to memory of 2704 3016 svchost.exe Remote Data.exe PID 3016 wrote to memory of 2704 3016 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe"C:\Users\Admin\AppData\Local\Temp\4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- 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⤵
- Sets DLL path for service in the registry
- 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:\Users\Admin\AppData\Local\Temp\HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exeC:\Users\Admin\AppData\Local\Temp\HD_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2548 -s 5083⤵
- Loads dropped DLL
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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\259397932.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_4fe2557787da9b6361632a5d27c2434fe1f0b2d527ba6681c4d9132866e45ac4.exeFilesize
60KB
MD5dcc62cba7ebc9bf0e63074464520574a
SHA1346d3ff0a189b4c1c9f19c3292afb3b887c29786
SHA256d09d35209d9ce426d7a9708f9a6f86913587316a3e0ad077ad4bb576ca78ff8f
SHA512b8db5bb8558546c1a1a0e447dbc7e2fae50517eabbfad3d54ae2cbcd3702cd8bce6b33b0be676aeccb0d531b444f9c12aac0763c8854d86eb7b83fdb797170a7
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
2.6MB
MD5b7c63b026dbb0bff8b24203e1f78ef95
SHA1364afe7afeb40c5289d46690dc9e4d97ca74f8ad
SHA2562de34f89c19bd62325b83183c3f35500679652f67f5061fa1a4d0dbf21ec1ef6
SHA5124627cfd4ffa0373372bcfa0859b657a42e3d3c9e431f37c3214d65b78ca2ad006da5ea28a35ac570f30acb44306d2bdc4aa411333951ab3e65215d629ea3d997
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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\259397932.txtFilesize
899KB
MD5505b011058907fda41a3c02d76f98f1e
SHA1cffd2775c2aece94c6c09d95313608eb01f932d1
SHA256b8b00db53bd7f3bb82d4fe1e3ac48325082c79051b6fd0ea2fad103a88b9ca1c
SHA51202c4f1643f1b7150c4b2d339e4a3e6134ff1efcf796d42ccd88b65592f736b357981bba500f1745ca7a1cdd646974048cc34c252408e214ff017240ae3caca6f
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\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/2412-47-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2412-44-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2412-49-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2548-43-0x0000000001040000-0x0000000001054000-memory.dmpFilesize
80KB
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memory/2572-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB