Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
28/12/2024, 15:41 UTC
Static task
static1
Behavioral task
behavioral1
Sample
4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe
Resource
win7-20241023-en
General
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Target
4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe
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Size
2.6MB
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MD5
0d8e4c427b9b0a23d50e2858d40cebe5
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SHA1
e42c9275bdcd51fe0032019c1d372e1b64990162
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SHA256
4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852
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SHA512
1210648ef0339720fd744397766a0f6b3072b7576d0b4994add8023fa5906c61808282713bd7e5bea2e0ddf0462b4c513d4b8d4110d95e3d7edc43449909c349
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SSDEEP
24576:eCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHB:eCwsbCANnKXferL7Vwe/Gg0P+WhGCq
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2556-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2556-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2832-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2832-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2832-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
resource yara_rule behavioral1/files/0x00070000000186e7-6.dat family_gh0strat behavioral1/memory/2556-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2556-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2832-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2832-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2832-43-0x0000000010000000-0x00000000101B6000-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\\259439303.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 5 IoCs
pid Process 2052 R.exe 2556 N.exe 2080 TXPlatfor.exe 2832 TXPlatfor.exe 2756 Remote Data.exe -
Loads dropped DLL 7 IoCs
pid Process 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 2052 R.exe 2384 svchost.exe 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 2080 TXPlatfor.exe 2384 svchost.exe 2756 Remote Data.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\259439303.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/2556-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2556-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2832-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2832-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2832-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 8 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe 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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2812 cmd.exe 2856 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2856 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2832 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2556 N.exe Token: SeLoadDriverPrivilege 2832 TXPlatfor.exe Token: 33 2832 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2832 TXPlatfor.exe Token: 33 2832 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2832 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2136 wrote to memory of 2052 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 30 PID 2136 wrote to memory of 2052 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 30 PID 2136 wrote to memory of 2052 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 30 PID 2136 wrote to memory of 2052 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 30 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2136 wrote to memory of 2556 2136 4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe 33 PID 2556 wrote to memory of 2812 2556 N.exe 35 PID 2556 wrote to memory of 2812 2556 N.exe 35 PID 2556 wrote to memory of 2812 2556 N.exe 35 PID 2556 wrote to memory of 2812 2556 N.exe 35 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2080 wrote to memory of 2832 2080 TXPlatfor.exe 36 PID 2812 wrote to memory of 2856 2812 cmd.exe 38 PID 2812 wrote to memory of 2856 2812 cmd.exe 38 PID 2812 wrote to memory of 2856 2812 cmd.exe 38 PID 2812 wrote to memory of 2856 2812 cmd.exe 38 PID 2384 wrote to memory of 2756 2384 svchost.exe 40 PID 2384 wrote to memory of 2756 2384 svchost.exe 40 PID 2384 wrote to memory of 2756 2384 svchost.exe 40 PID 2384 wrote to memory of 2756 2384 svchost.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe"C:\Users\Admin\AppData\Local\Temp\4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136 -
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:2052
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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:2556 -
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:2812 -
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:2856
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2440
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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:2384 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259439303.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2756
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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:2080 -
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:2832
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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
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Downloads
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Filesize
2.6MB
MD50d8e4c427b9b0a23d50e2858d40cebe5
SHA1e42c9275bdcd51fe0032019c1d372e1b64990162
SHA2564507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852
SHA5121210648ef0339720fd744397766a0f6b3072b7576d0b4994add8023fa5906c61808282713bd7e5bea2e0ddf0462b4c513d4b8d4110d95e3d7edc43449909c349
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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
MD55c38fba07738e314bf039b77f109cf87
SHA16dfcf54ed1d26d30f86e1c6fd470bf342af7d465
SHA25603b6904abb35dc3188248ed181e25f834f29e923ce264b4c031b9e8aa0c76356
SHA5127bfe804e58771160373793eca1d9be64ded6f845dba9d4a811c4a46d7b98459915fbae8ef07a25e2320047aae7115b4eb91ffcae68ea798ce46a9de5e59029a2
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d