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Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/12/2024, 22:41
Static task
static1
Behavioral task
behavioral1
Sample
158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe
Resource
win7-20240903-en
General
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Target
158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe
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Size
2.4MB
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MD5
70704de5390309a83af9c3c2f320e35d
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SHA1
22eb9656bd3a8ca5cf621b6b2aff469f47b6ea2e
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SHA256
158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e
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SHA512
e0a757f1766d4f4f9ede8d6e2ceb6dea2b83a4a6e790829c459b54685f6c47371344c7a77660b0da8571d33db38e3ccf7033b16ee7cf3e32fcb512a68e9823f7
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SSDEEP
24576:nCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHY:nCwsbCANnKXferL7Vwe/Gg0P+Whv
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2952-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2596-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2596-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2596-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2596-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/files/0x00070000000186de-6.dat family_gh0strat behavioral1/memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2952-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2596-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2596-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2596-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2596-43-0x0000000010000000-0x00000000101B6000-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\\259448367.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 2212 R.exe 2952 N.exe 2752 TXPlatfor.exe 2596 TXPlatfor.exe 2656 Remote Data.exe -
Loads dropped DLL 7 IoCs
pid Process 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 2212 R.exe 2704 svchost.exe 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 2752 TXPlatfor.exe 2704 svchost.exe 2656 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\259448367.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/2952-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2952-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2596-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2596-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2596-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2596-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2596-43-0x0000000010000000-0x00000000101B6000-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 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.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 2792 cmd.exe 2568 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2568 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2596 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2952 N.exe Token: SeLoadDriverPrivilege 2596 TXPlatfor.exe Token: 33 2596 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2596 TXPlatfor.exe Token: 33 2596 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2596 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2212 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 31 PID 2848 wrote to memory of 2212 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 31 PID 2848 wrote to memory of 2212 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 31 PID 2848 wrote to memory of 2212 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 31 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2848 wrote to memory of 2952 2848 158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe 34 PID 2952 wrote to memory of 2792 2952 N.exe 36 PID 2952 wrote to memory of 2792 2952 N.exe 36 PID 2952 wrote to memory of 2792 2952 N.exe 36 PID 2952 wrote to memory of 2792 2952 N.exe 36 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2752 wrote to memory of 2596 2752 TXPlatfor.exe 37 PID 2792 wrote to memory of 2568 2792 cmd.exe 39 PID 2792 wrote to memory of 2568 2792 cmd.exe 39 PID 2792 wrote to memory of 2568 2792 cmd.exe 39 PID 2792 wrote to memory of 2568 2792 cmd.exe 39 PID 2704 wrote to memory of 2656 2704 svchost.exe 40 PID 2704 wrote to memory of 2656 2704 svchost.exe 40 PID 2704 wrote to memory of 2656 2704 svchost.exe 40 PID 2704 wrote to memory of 2656 2704 svchost.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe"C:\Users\Admin\AppData\Local\Temp\158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2848 -
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:2212
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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:2952 -
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:2792 -
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:2568
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2700
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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:2704 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259448367.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2656
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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:2752 -
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:2596
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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
2.4MB
MD570704de5390309a83af9c3c2f320e35d
SHA122eb9656bd3a8ca5cf621b6b2aff469f47b6ea2e
SHA256158de2c134ac252ba1c6a6c8230f08a1365183e42eb65fb86da748b5a6b4bc8e
SHA512e0a757f1766d4f4f9ede8d6e2ceb6dea2b83a4a6e790829c459b54685f6c47371344c7a77660b0da8571d33db38e3ccf7033b16ee7cf3e32fcb512a68e9823f7
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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
MD57c66da748300e588cf1915e714e0b50d
SHA17f4b6162cdbf8134f6b22bfbc64ded5b3b7ec9b3
SHA25672282d752c2f4e506414a9a78c0e35b6eb68840ff59a14674259fbffa6b7a53f
SHA5125ee020743178e24a52b17914ccbb8edafa2d02659533b19a0df50312a31f59aea534ef104f431b66c6050b46754ce6e23d6d84ae5ea8d3016f5cc265405b28c4
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d