Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-08-2024 02:02
Static task
static1
Behavioral task
behavioral1
Sample
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe
Resource
win10v2004-20240802-en
General
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Target
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe
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Size
117KB
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MD5
178bd89f9113e4ca4f35458e9c779116
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SHA1
f2b45ce58f29f18964a031578ddff51ab52033d2
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SHA256
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430
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SHA512
20b05ab4e9239f1d8fbdb309863913f0e0d47682b28da78a34341edce3bcf6c16f738682a47946eaf8a23851eba39941704bd7d0ed2ff3f5fd40dab6ead540df
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLZR:P5eznsjsguGDFqGZ2rDLH
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 4816 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 884 chargeable.exe 436 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe" bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 884 set thread context of 436 884 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 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.
Processes:
chargeable.exenetsh.exebf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exechargeable.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe -
Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe Token: 33 436 chargeable.exe Token: SeIncBasePriorityPrivilege 436 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exechargeable.exechargeable.exedescription pid process target process PID 4696 wrote to memory of 884 4696 bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe chargeable.exe PID 4696 wrote to memory of 884 4696 bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe chargeable.exe PID 4696 wrote to memory of 884 4696 bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 884 wrote to memory of 436 884 chargeable.exe chargeable.exe PID 436 wrote to memory of 4816 436 chargeable.exe netsh.exe PID 436 wrote to memory of 4816 436 chargeable.exe netsh.exe PID 436 wrote to memory of 4816 436 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe"C:\Users\Admin\AppData\Local\Temp\bf2de56ca9ce6fc0b83d911ea86356d3338823d33630556de10878aeb3de0430.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4696 -
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:884 -
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:436 -
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:4816
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
Loading Replay Monitor...
Downloads
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Filesize
400B
MD50a9b4592cd49c3c21f6767c2dabda92f
SHA1f534297527ae5ccc0ecb2221ddeb8e58daeb8b74
SHA256c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd
SHA5126b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307
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Filesize
117KB
MD5c0a3b51c927f3dfd40c70cbd8a2d2a29
SHA13d22b33b28494f5dbbb24b8e2cf228c9569fc0b1
SHA256989641f7edecc8a70bc9f9bd3703eb87f28f5d0efd79e7d44149da7ab8033fc6
SHA512c7db70bae066cf18d63306def0cabf88a12edc13223de323482d5de40a00f275f5d81d199f02f6299bd4f3eae87ebdd893edcc6de1008536b2f612c10aaa1fdf