Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07-09-2024 19:01
Static task
static1
Behavioral task
behavioral1
Sample
0a2d543011727dddf9b75d7675d3de70N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0a2d543011727dddf9b75d7675d3de70N.exe
Resource
win10v2004-20240802-en
General
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Target
0a2d543011727dddf9b75d7675d3de70N.exe
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Size
5.1MB
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MD5
0a2d543011727dddf9b75d7675d3de70
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SHA1
b27b6da3908efa55898b3cd1dc770c600ff0b280
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SHA256
2ad2a247d15a5b5595db3644cea5c838fb3460d9c7622fbbef912d1e54dc3060
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SHA512
75e035f29eb55c80a6262a4c2822273795b81cd876709b270382bb1b8c57b6e60d5152098b2549b27fa624ac22b3f99c008c88b83f8aee3445e0fc844e4085f0
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SSDEEP
98304:DQOdMiEsjIexzgpsfL/bR/h2ZGZLqxCrNw1tesWe/sURukuUL4HsZj8:sO5jLJL/blh2ZWiCrNw1tr/jRukucKL
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1708 netsh.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a9e72fe2262cb71e419427313b65a98f.exe Runtime Broker.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a9e72fe2262cb71e419427313b65a98f.exe Runtime Broker.exe -
Executes dropped EXE 3 IoCs
pid Process 2128 fmbpPUyvQMw2PQo.exe 2656 SazInject0r.exe 3044 Runtime Broker.exe -
Loads dropped DLL 1 IoCs
pid Process 2656 SazInject0r.exe -
resource yara_rule behavioral1/files/0x0063000000011c27-7.dat vmprotect behavioral1/memory/2128-12-0x0000000001220000-0x0000000001A40000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\a9e72fe2262cb71e419427313b65a98f = "\"C:\\Users\\Admin\\AppData\\Roaming\\Runtime Broker.exe\" .." Runtime Broker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\a9e72fe2262cb71e419427313b65a98f = "\"C:\\Users\\Admin\\AppData\\Roaming\\Runtime Broker.exe\" .." Runtime Broker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fmbpPUyvQMw2PQo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SazInject0r.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Runtime Broker.exe -
System Time Discovery 1 TTPs 1 IoCs
Adversary may gather the system time and/or time zone settings from a local or remote system.
pid Process 1708 netsh.exe -
Kills process with taskkill 1 IoCs
pid Process 2236 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2716 0a2d543011727dddf9b75d7675d3de70N.exe 2716 0a2d543011727dddf9b75d7675d3de70N.exe 2716 0a2d543011727dddf9b75d7675d3de70N.exe 2128 fmbpPUyvQMw2PQo.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe 3044 Runtime Broker.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3044 Runtime Broker.exe -
Suspicious use of AdjustPrivilegeToken 30 IoCs
description pid Process Token: SeDebugPrivilege 2716 0a2d543011727dddf9b75d7675d3de70N.exe Token: SeDebugPrivilege 2128 fmbpPUyvQMw2PQo.exe Token: SeDebugPrivilege 3044 Runtime Broker.exe Token: SeDebugPrivilege 2236 taskkill.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe Token: 33 3044 Runtime Broker.exe Token: SeIncBasePriorityPrivilege 3044 Runtime Broker.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2128 fmbpPUyvQMw2PQo.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2128 fmbpPUyvQMw2PQo.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2716 wrote to memory of 2128 2716 0a2d543011727dddf9b75d7675d3de70N.exe 30 PID 2716 wrote to memory of 2128 2716 0a2d543011727dddf9b75d7675d3de70N.exe 30 PID 2716 wrote to memory of 2128 2716 0a2d543011727dddf9b75d7675d3de70N.exe 30 PID 2716 wrote to memory of 2128 2716 0a2d543011727dddf9b75d7675d3de70N.exe 30 PID 2716 wrote to memory of 2656 2716 0a2d543011727dddf9b75d7675d3de70N.exe 31 PID 2716 wrote to memory of 2656 2716 0a2d543011727dddf9b75d7675d3de70N.exe 31 PID 2716 wrote to memory of 2656 2716 0a2d543011727dddf9b75d7675d3de70N.exe 31 PID 2716 wrote to memory of 2656 2716 0a2d543011727dddf9b75d7675d3de70N.exe 31 PID 2656 wrote to memory of 3044 2656 SazInject0r.exe 32 PID 2656 wrote to memory of 3044 2656 SazInject0r.exe 32 PID 2656 wrote to memory of 3044 2656 SazInject0r.exe 32 PID 2656 wrote to memory of 3044 2656 SazInject0r.exe 32 PID 3044 wrote to memory of 1708 3044 Runtime Broker.exe 33 PID 3044 wrote to memory of 1708 3044 Runtime Broker.exe 33 PID 3044 wrote to memory of 1708 3044 Runtime Broker.exe 33 PID 3044 wrote to memory of 1708 3044 Runtime Broker.exe 33 PID 3044 wrote to memory of 2236 3044 Runtime Broker.exe 35 PID 3044 wrote to memory of 2236 3044 Runtime Broker.exe 35 PID 3044 wrote to memory of 2236 3044 Runtime Broker.exe 35 PID 3044 wrote to memory of 2236 3044 Runtime Broker.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\0a2d543011727dddf9b75d7675d3de70N.exe"C:\Users\Admin\AppData\Local\Temp\0a2d543011727dddf9b75d7675d3de70N.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Users\Admin\AppData\Local\Temp\fmbpPUyvQMw2PQo.exe"C:\Users\Admin\AppData\Local\Temp\fmbpPUyvQMw2PQo.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2128
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C:\Users\Admin\AppData\Local\Temp\SazInject0r.exe"C:\Users\Admin\AppData\Local\Temp\SazInject0r.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Runtime Broker.exe" "Runtime Broker.exe" ENABLE4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Time Discovery
PID:1708
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C:\Windows\SysWOW64\taskkill.exetaskkill /F /IM SecurityHealthService.exe4⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2236
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
37KB
MD567a4c2acda8c1348429ec9e0ad5af8b3
SHA11c655c5fc97f3a19d90e35366901625976d29a93
SHA256427e5fd0a2ef91d4dc28ee1443b42969c662829113e19baf3f1fd6b443b50f8d
SHA512fdd32a66b85c3fc3858539a4f07adab1c896d056f44afedce8f75066769ab341706aed44f38c321746ac36b0f866aacf8705f6cdf32ec852e453c9cc0410c04a
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Filesize
5.3MB
MD59d187e4d0bad6e025578d0b69b476a5b
SHA1a49ebd7d27c8110cedc9a1b6fd96a84095972750
SHA256a22fe41806d8c6239765c70925910fc321c9509e2b865a563ccd48006ca2bb85
SHA51261aea9701304d18151ff76619bba81915346e6ce5f2185a13d3a42dec8d204cee59a380fbf6ba50eb80763bde021357b39f185cc83e47f54967a1b7ab9eb9d8d