Analysis
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max time kernel
146s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-08-2024 01:20
Static task
static1
Behavioral task
behavioral1
Sample
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe
Resource
win10v2004-20240802-en
General
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Target
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe
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Size
118KB
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MD5
7d9bdfd79d19c3747b6c8a901a87a6cb
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SHA1
bc1172b55a0444a917ee38da653258366d21b6a0
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SHA256
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b
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SHA512
e8c14a6643776b9111f90e2a73f182970327cc562d1602dd78724be0b037136766b775161fd09bacc6692040d2e1da1fe3d286a01f078dff5f8c1c9f4a73a4c9
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14FOA:P5eznsjsguGDFqGZ2rDL14FOA
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 4684 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1436 chargeable.exe 4832 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe" 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1436 set thread context of 4832 1436 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:
netsh.exe3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exechargeable.exechargeable.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe -
Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe Token: 33 4832 chargeable.exe Token: SeIncBasePriorityPrivilege 4832 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exechargeable.exechargeable.exedescription pid process target process PID 2932 wrote to memory of 1436 2932 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe chargeable.exe PID 2932 wrote to memory of 1436 2932 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe chargeable.exe PID 2932 wrote to memory of 1436 2932 3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 1436 wrote to memory of 4832 1436 chargeable.exe chargeable.exe PID 4832 wrote to memory of 4684 4832 chargeable.exe netsh.exe PID 4832 wrote to memory of 4684 4832 chargeable.exe netsh.exe PID 4832 wrote to memory of 4684 4832 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe"C:\Users\Admin\AppData\Local\Temp\3d7efcd6d8aea2ac2b5ef051dc9933ab37400132b9f54d5ac042748b92e43c4b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932 -
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:1436 -
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:4832 -
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:4684
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
118KB
MD50a1da372fb6561beab08998eab284534
SHA141b9766dfb440493691407c752e0f4f65974bd91
SHA2566cd25fd83e84786a9321732b72fd36644d3f3d1ac5ec7485f7193f8b702c8b21
SHA5120d511de6d854846494ac16abb425335a4454c86ecac9e63e6cefa78c0c25dc3cc85fb56d1202ed8f5e1c3e0107f5c4f381be2b35e38494129d8c89f690d8dfdc