Analysis
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max time kernel
150s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2024 06:31
Static task
static1
Behavioral task
behavioral1
Sample
3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe
Resource
win7-20240903-en
General
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Target
3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe
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Size
2.4MB
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MD5
7fa10ecef285e4775c68d38621381062
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SHA1
edc85a549ed295835af25d32cffa1c37e302deba
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SHA256
3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b
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SHA512
31e27995e378dc3dae2e36ccb4c77462506f7e0518a9a94867abace285f9af336fda0fc4adce43632751c3fe36f410fc43ad6e03c9fddb5caed82081095c66af
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SSDEEP
24576:HCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHA:HCwsbCANnKXferL7Vwe/Gg0P+Whl5
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2440-14-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2440-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2440-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4572-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4572-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4572-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2980-44-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2980-47-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2980-49-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/files/0x0007000000023c96-5.dat family_gh0strat behavioral2/memory/2440-14-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2440-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2440-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4572-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4572-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4572-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2980-44-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2980-47-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2980-49-0x0000000010000000-0x00000000101B6000-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 -
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 4 IoCs
pid Process 3016 R.exe 2440 N.exe 4572 TXPlatfor.exe 2980 TXPlatfor.exe -
Loads dropped DLL 1 IoCs
pid Process 3016 R.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\240629671.txt R.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
resource yara_rule behavioral2/memory/2440-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2440-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2440-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2440-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4572-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4572-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4572-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4572-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2980-44-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2980-47-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2980-49-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4836 3016 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 R.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 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 804 cmd.exe 3440 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3440 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2980 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2440 N.exe Token: SeLoadDriverPrivilege 2980 TXPlatfor.exe Token: 33 2980 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2980 TXPlatfor.exe Token: 33 2980 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2980 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2392 wrote to memory of 3016 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 82 PID 2392 wrote to memory of 3016 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 82 PID 2392 wrote to memory of 3016 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 82 PID 2392 wrote to memory of 2440 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 86 PID 2392 wrote to memory of 2440 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 86 PID 2392 wrote to memory of 2440 2392 3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe 86 PID 2440 wrote to memory of 804 2440 N.exe 88 PID 2440 wrote to memory of 804 2440 N.exe 88 PID 2440 wrote to memory of 804 2440 N.exe 88 PID 4572 wrote to memory of 2980 4572 TXPlatfor.exe 90 PID 4572 wrote to memory of 2980 4572 TXPlatfor.exe 90 PID 4572 wrote to memory of 2980 4572 TXPlatfor.exe 90 PID 804 wrote to memory of 3440 804 cmd.exe 91 PID 804 wrote to memory of 3440 804 cmd.exe 91 PID 804 wrote to memory of 3440 804 cmd.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe"C:\Users\Admin\AppData\Local\Temp\3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:3016 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 3843⤵
- Program crash
PID:4836
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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:2440 -
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:804 -
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:3440
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3016 -ip 30161⤵PID:4568
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4572 -
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:2980
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Network
MITRE ATT&CK Enterprise v15
Privilege 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
MD57fa10ecef285e4775c68d38621381062
SHA1edc85a549ed295835af25d32cffa1c37e302deba
SHA2563af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b
SHA51231e27995e378dc3dae2e36ccb4c77462506f7e0518a9a94867abace285f9af336fda0fc4adce43632751c3fe36f410fc43ad6e03c9fddb5caed82081095c66af
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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
MD57cdfebcba4116ffd3abd92464bddf8d4
SHA143b3b034e7e52aff2eea823f2e92b24902d9abf1
SHA2563ca24e119f9741d4fa84d210b549b4139a1a260b05269371d38b97513865e6d2
SHA512566d78519a8c9d7cbe9c0d4e3793123d20e2ba6cc55c4ce2d49f5d148e1306a036bb8b65980b1eac55def5fb5d0d5f9b26f8fbe50562b565590c0c55c9b58f16