Analysis
-
max time kernel
147s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09-09-2024 00:25
Static task
static1
Behavioral task
behavioral1
Sample
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe
Resource
win10v2004-20240802-en
General
-
Target
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe
-
Size
115KB
-
MD5
5dd531f9477064411cf7c72617045f7d
-
SHA1
52e3cc9c8b603bcfed5db6ebab09dd775f07c6aa
-
SHA256
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e
-
SHA512
d596d06708410189ce2c862581604fe50acd85d767b3b9d1ad2b5bdeef939b5b5e301f7abc1e154db4474a04bc78ee20c609645ebaf0a3f5dd8b9fc0f1f80b15
-
SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMmG:P5eznsjsguGDFqGZ2rB
Malware Config
Extracted
njrat
0.7d
neuf
doddyfire.linkpc.net:10000
e1a87040f2026369a233f9ae76301b7b
-
reg_key
e1a87040f2026369a233f9ae76301b7b
-
splitter
|'|'|
Signatures
-
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2884 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 928 chargeable.exe 640 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exedescription ioc process 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" 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe 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\\8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe" 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 928 set thread context of 640 928 chargeable.exe chargeable.exe -
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.
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:
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.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 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe Token: 33 640 chargeable.exe Token: SeIncBasePriorityPrivilege 640 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exechargeable.exechargeable.exedescription pid process target process PID 4824 wrote to memory of 928 4824 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe chargeable.exe PID 4824 wrote to memory of 928 4824 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe chargeable.exe PID 4824 wrote to memory of 928 4824 8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 928 wrote to memory of 640 928 chargeable.exe chargeable.exe PID 640 wrote to memory of 2884 640 chargeable.exe netsh.exe PID 640 wrote to memory of 2884 640 chargeable.exe netsh.exe PID 640 wrote to memory of 2884 640 chargeable.exe netsh.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe"C:\Users\Admin\AppData\Local\Temp\8f7b89ac3df5f91ba144a8dbe04d744967e87708be7f80c8badc7708160bd06e.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4824 -
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:928 -
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:640 -
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:2884
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
400B
MD50a9b4592cd49c3c21f6767c2dabda92f
SHA1f534297527ae5ccc0ecb2221ddeb8e58daeb8b74
SHA256c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd
SHA5126b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307
-
Filesize
115KB
MD5f8ebec096df6e7d46cb0784fa098c1ce
SHA1a46ecc9a5b86199122c8fa16caa1f0a9ec5c19cf
SHA256b132685bf2ff9c1335f9663c1c5ce99f4697638ddd456351f68b2a253607af9c
SHA51212d10b99c3ba886890593f5c759f3a921d87fae590769f5e8ff11859d8f5fa7f54e7cc72d3773703a635fa9e751f36ef8b8818bd239c05f6872b4b665c9c2059