Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
30/12/2024, 15:54
Behavioral task
behavioral1
Sample
de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll
Resource
win7-20240903-en
18 signatures
150 seconds
General
- Target de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll
- Size 430KB
- Sample241230-tcb2faypcj
- SHA256 de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510
- MD5 d2c3021a1664900c7a2bc06eed72bdaa
- SHA1 60fb35271324801cb4d79d494a76771a800577d7
- SHA512 5ea819195d5fb019a2bda0bb3ca4bcef0c3460be70b85e96224a39f3013f34dab451307d0e2c8fe2867e2afa19208d6cb2da8c63d703219693300fa85f9a5b97
- SSDEEP 12288:q9j8pWxJdNxnSJwu416c9y0wiL7s1T37AVu68VnogfN7oSp:q9I+dGwu13UVb+n3fNn
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2624-15-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit behavioral2/memory/2624-14-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/2624-17-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/2624-26-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit - Gh0st RAT payload 4 IoCs
resource yara_rule behavioral2/memory/2624-15-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat behavioral2/memory/2624-14-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/2624-17-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/2624-26-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat - Gh0strat family
- Purplefox family
- Executes dropped EXE 1 IoCs
pid Process 2148 svchost.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3960 set thread context of 2624 3960 rundll32.exe 87 -
resource yara_rule behavioral2/memory/3960-0-0x0000000010000000-0x00000000100FE000-memory.dmp upx behavioral2/memory/2624-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-11-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-6-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-4-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-15-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-10-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2624-26-0x0000000000400000-0x0000000000543000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\NetMeeting\svchost.exe svchost.exe File opened for modification C:\Program Files (x86)\NetMeeting\svchost.exe svchost.exe - System Location Discovery: System Language Discovery 1 TTPs 4 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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2908 cmd.exe 2392 PING.EXE - Runs ping.exe 1 TTPs 1 IoCs
pid Process 2392 PING.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2624 svchost.exe - Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 4588 wrote to memory of 3960 4588 rundll32.exe 84 PID 4588 wrote to memory of 3960 4588 rundll32.exe 84 PID 4588 wrote to memory of 3960 4588 rundll32.exe 84 PID 3960 wrote to memory of 4876 3960 rundll32.exe 85 PID 3960 wrote to memory of 4876 3960 rundll32.exe 85 PID 3960 wrote to memory of 4876 3960 rundll32.exe 85 PID 3960 wrote to memory of 1720 3960 rundll32.exe 86 PID 3960 wrote to memory of 1720 3960 rundll32.exe 86 PID 3960 wrote to memory of 1720 3960 rundll32.exe 86 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 3960 wrote to memory of 2624 3960 rundll32.exe 87 PID 2624 wrote to memory of 2908 2624 svchost.exe 89 PID 2624 wrote to memory of 2908 2624 svchost.exe 89 PID 2624 wrote to memory of 2908 2624 svchost.exe 89 PID 2908 wrote to memory of 2392 2908 cmd.exe 91 PID 2908 wrote to memory of 2392 2908 cmd.exe 91 PID 2908 wrote to memory of 2392 2908 cmd.exe 91
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll,#12⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Windows\SysWOW64\svchost.exesvchost.exe fagahawhawhgawccc3⤵PID:4876
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C:\Windows\SysWOW64\svchost.exesvchost.exe fagahawhawhgawccc3⤵PID:1720
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C:\Windows\SysWOW64\svchost.exesvchost.exe fagahawhawhgawccc3⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul4⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.15⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2392
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C:\Program Files (x86)\NetMeeting\svchost.exe"C:\Program Files (x86)\NetMeeting\svchost.exe" -auto1⤵
- Executes dropped EXE
PID:2148
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\NetMeeting\svchost.exe
- Size 45KB
- SHA256 5c3257b277f160109071e7e716040e67657341d8c42aa68d9afafe1630fcc53e
- MD5 b7c999040d80e5bf87886d70d992c51e
- SHA1 a8ed9a51cc14ccf99b670e60ebbc110756504929
- SHA512 71ba2fbd705e51b488afe3bb33a67212cf297e97e8b1b20ada33e16956f7ec8f89a79e04a4b256fd61a442fada690aff0c807c2bdcc9165a9c7be3de725de309
- SSDEEP 768:c2WS98tkOTFhAjOnKFURDsVRqmEvnMqvjZCu8HVTg4SR5KLY1PKH8://StkOTnAjOfARvan9Z0tgHEgP7
- MD5 SHA1 SHA512 SSDEEP