Analysis
-
max time kernel
114s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2024 23:26
Static task
static1
Behavioral task
behavioral1
Sample
54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe
Resource
win10v2004-20241007-en
General
-
Target
54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe
-
Size
114KB
-
MD5
714662affd90e85ce2679cfa5b351510
-
SHA1
d5a58f16a7ef7f8b7e917a49e255aa6f4db656f8
-
SHA256
54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fc
-
SHA512
7162731cdf522c7a891060a5646c5e2c0b17acc07280cfe44b941c35047aae31c3c81cd8889b84651c9fbaf51bee5d8807e51c99ae4ede7c687fb897f1dc1ca1
-
SSDEEP
1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73Rmk:w5eznsjsguGDFqGx8egoxmO3rRmk
Malware Config
Extracted
njrat
0.7d
neuf
doddyfire.linkpc.net:10000
e1a87040f2026369a233f9ae76301b7b
-
reg_key
e1a87040f2026369a233f9ae76301b7b
-
splitter
|'|'|
Signatures
-
Njrat family
-
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2192 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe -
Executes dropped EXE 3 IoCs
pid Process 2100 chargeable.exe 3168 chargeable.exe 3492 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe" 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2100 set thread context of 3168 2100 chargeable.exe 86 PID 2100 set thread context of 3492 2100 chargeable.exe 85 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 -
Program crash 1 IoCs
pid pid_target Process procid_target 1124 3492 WerFault.exe 85 -
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 chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe -
Suspicious use of AdjustPrivilegeToken 25 IoCs
description pid Process Token: SeDebugPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe Token: 33 3168 chargeable.exe Token: SeIncBasePriorityPrivilege 3168 chargeable.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2244 wrote to memory of 2100 2244 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe 84 PID 2244 wrote to memory of 2100 2244 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe 84 PID 2244 wrote to memory of 2100 2244 54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe 84 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3168 2100 chargeable.exe 86 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 2100 wrote to memory of 3492 2100 chargeable.exe 85 PID 3168 wrote to memory of 2192 3168 chargeable.exe 93 PID 3168 wrote to memory of 2192 3168 chargeable.exe 93 PID 3168 wrote to memory of 2192 3168 chargeable.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe"C:\Users\Admin\AppData\Local\Temp\54460c57ab063459de62d2337c0aa36096a3f840d0aa13bc1982ca0a642cf6fcN.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2244 -
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:2100 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exeC:\Users\Admin\AppData\Roaming\confuse\chargeable.exe3⤵
- Executes dropped EXE
PID:3492 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 804⤵
- Program crash
PID:1124
-
-
-
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:3168 -
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:2192
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3492 -ip 34921⤵PID:2096
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
-
Filesize
114KB
MD5d02b803241d52399f66d78078cf44d11
SHA1f86af909061c6627503b689f05cc37cba74d7302
SHA256e0fc572de9733f9f24cc8f3fd21780ed82e3aad6cbb772be51ec7a7757cac39f
SHA51227b62deb3e9b85cf74e1b30ef9d6ca6eeeee05abddfdc141d4864802a0726d5a85eebfbd847b0046fbd305f6178b2090194052a8f30a9827bb4bc6a944f98748