Analysis
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max time kernel
115s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-08-2024 12:01
Static task
static1
Behavioral task
behavioral1
Sample
7a29d3b5d443431f45f1ae41a988ece0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
7a29d3b5d443431f45f1ae41a988ece0N.exe
Resource
win10v2004-20240802-en
General
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Target
7a29d3b5d443431f45f1ae41a988ece0N.exe
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Size
111KB
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MD5
7a29d3b5d443431f45f1ae41a988ece0
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SHA1
15e178c99c4b64310564ce90d441a02e5d60511f
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SHA256
f77060e1af9efc5a10c35727ce8ba28b4f8228ce0ca2a3a04423895a5d0e8161
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SHA512
1381eca0ee52d6b0d118df952cff851e5f43e1cfc252497fa0e2f560244a676948a7248f425af462672390aa350eeb71c740ccf6925dc217f7980288051ccde3
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SSDEEP
1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73m:w5eznsjsguGDFqGx8egoxmO3rm
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 4916 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
7a29d3b5d443431f45f1ae41a988ece0N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation 7a29d3b5d443431f45f1ae41a988ece0N.exe -
Executes dropped EXE 3 IoCs
Processes:
chargeable.exechargeable.exechargeable.exepid process 2196 chargeable.exe 1504 chargeable.exe 1748 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7a29d3b5d443431f45f1ae41a988ece0N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 7a29d3b5d443431f45f1ae41a988ece0N.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7a29d3b5d443431f45f1ae41a988ece0N.exe" 7a29d3b5d443431f45f1ae41a988ece0N.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
chargeable.exedescription pid process target process PID 2196 set thread context of 1504 2196 chargeable.exe chargeable.exe PID 2196 set thread context of 1748 2196 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 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3716 1748 WerFault.exe chargeable.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:
7a29d3b5d443431f45f1ae41a988ece0N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7a29d3b5d443431f45f1ae41a988ece0N.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 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe Token: 33 1504 chargeable.exe Token: SeIncBasePriorityPrivilege 1504 chargeable.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
7a29d3b5d443431f45f1ae41a988ece0N.exechargeable.exechargeable.exedescription pid process target process PID 2456 wrote to memory of 2196 2456 7a29d3b5d443431f45f1ae41a988ece0N.exe chargeable.exe PID 2456 wrote to memory of 2196 2456 7a29d3b5d443431f45f1ae41a988ece0N.exe chargeable.exe PID 2456 wrote to memory of 2196 2456 7a29d3b5d443431f45f1ae41a988ece0N.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1504 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 2196 wrote to memory of 1748 2196 chargeable.exe chargeable.exe PID 1504 wrote to memory of 4916 1504 chargeable.exe netsh.exe PID 1504 wrote to memory of 4916 1504 chargeable.exe netsh.exe PID 1504 wrote to memory of 4916 1504 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7a29d3b5d443431f45f1ae41a988ece0N.exe"C:\Users\Admin\AppData\Local\Temp\7a29d3b5d443431f45f1ae41a988ece0N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2456 -
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:2196 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exeC:\Users\Admin\AppData\Roaming\confuse\chargeable.exe3⤵
- Executes dropped EXE
PID:1748 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1748 -s 804⤵
- Program crash
PID:3716 -
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:1504 -
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:4916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1748 -ip 17481⤵PID:3180
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
111KB
MD5823ded01d54395797883217709f07bb1
SHA1f241e1439b20a582e1dfd45d35d5e2cc8ebcb49d
SHA25663d5459683d7ec160d8ee17fba39e99a64356dec316d3b9288833a9c67703dfd
SHA512dccb532346b248e818e95563d5b1ece57d486c2a630e4d1025d74c93be9db0eba4d3e4420ad6f4a6f32775998cd720965a6e476341560613f75a5e1a6f1cbe0d