Analysis
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max time kernel
120s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22-08-2024 10:33
Static task
static1
Behavioral task
behavioral1
Sample
9e9578329532e8f70dd32cd8c06944e0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
9e9578329532e8f70dd32cd8c06944e0N.exe
Resource
win10v2004-20240802-en
General
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Target
9e9578329532e8f70dd32cd8c06944e0N.exe
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Size
114KB
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MD5
9e9578329532e8f70dd32cd8c06944e0
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SHA1
e224c9efcbf3d895d13409e2c95f27cc5ec029cc
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SHA256
b57c45a06805220749c03932b8854964964b96ed2c0c725521cdc84ab6467e64
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SHA512
04d4f2bc3db8982a82e8b033bd4341543ac43b0b7b05a68d906da01b8d0951d504660f97e588491cfbc33a76439190d1c74403abd74d234f26cd19a8afbcac87
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMd1R:P5eznsjsguGDFqGZ2r7R
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 1148 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
9e9578329532e8f70dd32cd8c06944e0N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation 9e9578329532e8f70dd32cd8c06944e0N.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 2408 chargeable.exe 440 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
9e9578329532e8f70dd32cd8c06944e0N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9e9578329532e8f70dd32cd8c06944e0N.exe" 9e9578329532e8f70dd32cd8c06944e0N.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 9e9578329532e8f70dd32cd8c06944e0N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 2408 set thread context of 440 2408 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:
9e9578329532e8f70dd32cd8c06944e0N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9e9578329532e8f70dd32cd8c06944e0N.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 25 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe Token: 33 440 chargeable.exe Token: SeIncBasePriorityPrivilege 440 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
9e9578329532e8f70dd32cd8c06944e0N.exechargeable.exechargeable.exedescription pid process target process PID 2920 wrote to memory of 2408 2920 9e9578329532e8f70dd32cd8c06944e0N.exe chargeable.exe PID 2920 wrote to memory of 2408 2920 9e9578329532e8f70dd32cd8c06944e0N.exe chargeable.exe PID 2920 wrote to memory of 2408 2920 9e9578329532e8f70dd32cd8c06944e0N.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 2408 wrote to memory of 440 2408 chargeable.exe chargeable.exe PID 440 wrote to memory of 1148 440 chargeable.exe netsh.exe PID 440 wrote to memory of 1148 440 chargeable.exe netsh.exe PID 440 wrote to memory of 1148 440 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9e9578329532e8f70dd32cd8c06944e0N.exe"C:\Users\Admin\AppData\Local\Temp\9e9578329532e8f70dd32cd8c06944e0N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2920 -
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:2408 -
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:440 -
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:1148
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
MD50a9b4592cd49c3c21f6767c2dabda92f
SHA1f534297527ae5ccc0ecb2221ddeb8e58daeb8b74
SHA256c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd
SHA5126b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307
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Filesize
114KB
MD511c4f327040fbb5cd043a51bbffcb71c
SHA1e8a55abfc72622edf48686b33b430c28e488c2d4
SHA256076c6dc6145dfa87ceb4860f96f6a16e07bd337fad2c1662411e7e198db68847
SHA5123385a12995b6b8ff471ca56e30a5517e92abcdf58c5698be2d68c40325d1940336ac030cd2be35f37caf5deea1a8827b82cd1f9057c6bbad5c177f218ac20540