Analysis
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max time kernel
147s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
15-08-2024 04:34
Static task
static1
Behavioral task
behavioral1
Sample
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe
Resource
win10v2004-20240802-en
General
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Target
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe
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Size
112KB
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MD5
4449d044f34669273f853193e1a98e4e
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SHA1
d51367bc4815f08f7750cbf9be79f94f8ec319d4
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SHA256
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8
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SHA512
8d8cb1189c9abe186930ae6c371beb7f9bf6c031d52e40de3a6d9ee8597fda2c1d7fc997e93510bc17cbe8f547381affa90d9dce31b547ac42a00321c388e70e
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SSDEEP
1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh739:w5eznsjsguGDFqGx8egoxmO3r9
Malware Config
Extracted
njrat
0.7d
neuf
doddyfire.linkpc.net:10000
e1a87040f2026369a233f9ae76301b7b
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reg_key
e1a87040f2026369a233f9ae76301b7b
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 3252 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1196 chargeable.exe 3772 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe" d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1196 set thread context of 3772 1196 chargeable.exe chargeable.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.
Processes:
netsh.exedescription ioc process Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \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.
Processes:
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe Token: 33 3772 chargeable.exe Token: SeIncBasePriorityPrivilege 3772 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exechargeable.exechargeable.exedescription pid process target process PID 4544 wrote to memory of 1196 4544 d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe chargeable.exe PID 4544 wrote to memory of 1196 4544 d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe chargeable.exe PID 4544 wrote to memory of 1196 4544 d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 1196 wrote to memory of 3772 1196 chargeable.exe chargeable.exe PID 3772 wrote to memory of 3252 3772 chargeable.exe netsh.exe PID 3772 wrote to memory of 3252 3772 chargeable.exe netsh.exe PID 3772 wrote to memory of 3252 3772 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe"C:\Users\Admin\AppData\Local\Temp\d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exeC:\Users\Admin\AppData\Roaming\confuse\chargeable.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3252
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
400B
MD5af005173cce1850423f0f999693487cb
SHA1950bf700178ab02d75b959cf92f1d493acba31ef
SHA25638615066450a66b2950aa946bf8eea01f16e1f0dfc7c0748609e195c317c2a7a
SHA512feb37c884eba52c5e74a3a9b1c604d42e6b25b98a1389ba9677361f756897d169824b9d7c214e150f6a1f07e7e63440baa07e6119aa08b919db0533a9fdb22bc
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Filesize
112KB
MD58aa3c92f9117e120d37226fa37e83611
SHA1d42b47eade4bb44b44fae3225027aba5bc82622c
SHA256e97820fc9e5c257db514d4c73f1684d3e1782ac250641678d27230c87b064f9c
SHA512d80feaae9233bd6751e715f251a8f0ca06129a26211258d68a71823644e514ad0703b762940269b5efbd5f68610ad3610bbed59150ae9aefba27c9b09b851408