Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2024 01:12
Static task
static1
Behavioral task
behavioral1
Sample
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe
Resource
win10v2004-20240802-en
General
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Target
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe
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Size
110KB
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MD5
0dcc21bdebe05957ca2922be486abe22
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SHA1
8bcbd8a839a58e0050c17221e6a1cc775f07586b
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SHA256
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3
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SHA512
0752ba22340fd3383132243580cb28a147e67b42bb920af8c0fde491d550556fdfa296e70d94f2ce9798faddd0dad4664e2c2edda8f6604b9ba9e63e8f875e0f
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SSDEEP
1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh737:w5eznsjsguGDFqGx8egoxmO3r7
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 2876 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 3780 chargeable.exe 1664 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe" 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 3780 set thread context of 1664 3780 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.exechargeable.exenetsh.exe73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exedescription ioc process 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe -
Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe Token: 33 1664 chargeable.exe Token: SeIncBasePriorityPrivilege 1664 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exechargeable.exechargeable.exedescription pid process target process PID 2912 wrote to memory of 3780 2912 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe chargeable.exe PID 2912 wrote to memory of 3780 2912 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe chargeable.exe PID 2912 wrote to memory of 3780 2912 73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 3780 wrote to memory of 1664 3780 chargeable.exe chargeable.exe PID 1664 wrote to memory of 2876 1664 chargeable.exe netsh.exe PID 1664 wrote to memory of 2876 1664 chargeable.exe netsh.exe PID 1664 wrote to memory of 2876 1664 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe"C:\Users\Admin\AppData\Local\Temp\73304b5c73a1c90b192c8748348509c213890807d3ca34b08c8fb84652b0cbd3.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2912 -
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:3780 -
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:1664 -
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:2876
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
110KB
MD5c80c265b3cbc9570649ee24f9dea2454
SHA105b7458ce706b77ead85827865aabe1e20619c28
SHA25641e3e4a083be183f94216cb5438e5768afa5b72761b86cfb302d55b826f439e7
SHA512ad0362d06e7ffe157699a8f055f280fabe4f89f39ffc34c22f0ff10fc5237ac298e7ba8f936c73727a11b447e11c0d97d55b747ad9942585d2be988337408eea