Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11-09-2024 01:44
Static task
static1
Behavioral task
behavioral1
Sample
bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe
Resource
win10v2004-20240802-en
General
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Target
bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe
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Size
1.3MB
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MD5
c844293e3c37fd2e83b33c626cb40c54
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SHA1
35b24b53c7eca357fba76ff62d404148bd8923b3
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SHA256
bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944
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SHA512
30b6ebd037b90be632fb1d36366b9830ad1d5bbc94395532ce1ced57cf6cf2020a84f460d89f26d18369cda570f64d89759adaa4020eb1bfead1158914057db9
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SSDEEP
24576:X32WqYvgmu+w5CSnqlZcpGwDzrDO82vPdT7cY/QOvmv+gItayQNvHtmZ+jXSU6:X3ZqYgmFqCS2epGEzR2vNQF9tf5tDrd6
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1848 netsh.exe -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation 3.exe Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation 4.exe -
Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\619680d438aded33a3114805b64591c9.exe svhost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\619680d438aded33a3114805b64591c9.exe svhost.exe -
Executes dropped EXE 3 IoCs
pid Process 2132 4.exe 3872 3.exe 1560 svhost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\619680d438aded33a3114805b64591c9 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe\" .." svhost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\619680d438aded33a3114805b64591c9 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe\" .." svhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 17 IoCs
pid Process 3872 3.exe 3872 3.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.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 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 3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3872 3.exe 3872 3.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe 1560 svhost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1560 svhost.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe Token: 33 1560 svhost.exe Token: SeIncBasePriorityPrivilege 1560 svhost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3872 3.exe 1560 svhost.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2656 wrote to memory of 2132 2656 bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe 88 PID 2656 wrote to memory of 2132 2656 bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe 88 PID 2132 wrote to memory of 3872 2132 4.exe 90 PID 2132 wrote to memory of 3872 2132 4.exe 90 PID 2132 wrote to memory of 3872 2132 4.exe 90 PID 3872 wrote to memory of 1560 3872 3.exe 92 PID 3872 wrote to memory of 1560 3872 3.exe 92 PID 3872 wrote to memory of 1560 3872 3.exe 92 PID 1560 wrote to memory of 1848 1560 svhost.exe 98 PID 1560 wrote to memory of 1848 1560 svhost.exe 98 PID 1560 wrote to memory of 1848 1560 svhost.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe"C:\Users\Admin\AppData\Local\Temp\bb9271a181a70059e8766d03ac21953d74c55ba66c2edf928ba826dafc5b2944.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Users\Admin\AppData\Local\Temp\4.exe"C:\Users\Admin\AppData\Local\Temp\4.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Users\Admin\AppData\Local\Temp\3.exe"C:\Users\Admin\AppData\Local\Temp\3.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3872 -
C:\Users\Admin\AppData\Roaming\svhost.exe"C:\Users\Admin\AppData\Roaming\svhost.exe"4⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1560 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svhost.exe" "svhost.exe" ENABLE5⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1848
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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
1.1MB
MD50c716d61794672048ce2e201be7df519
SHA1ed2db9b5660bf93a3cc69ea01690d8821aa0c228
SHA256aa9d744ccac08935c1a3263bd4595cd92c7c107d3d2671012fd012e556542cee
SHA512a257d6c799e4d7ccea5adb991dd1c60ee4bc403406d84e02ee713b118e1299f90e152228f7f131f3144d2bac644b14569300202471da0adb3fa304237bb882a5
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Filesize
1.4MB
MD552edf1a47dfd0f3988d631b7614575e5
SHA1ab56f49bd1183f07ffc114db147f0a876fe03284
SHA2564f556739128f5655f6cbe0bd194651c884fb83fae2e33c2eaa3a7de66c2e678a
SHA51208a1e68ceb872f264d57e92bcee2d0948b3ea7d3bb3b72382b3ea6cf859ba3c4b3c42ace66bdab70046479836e554db87ce205bbf9e721e4f10a1b53862ec7f6