Analysis
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max time kernel
147s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11-08-2024 04:06
Static task
static1
Behavioral task
behavioral1
Sample
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe
Resource
win10v2004-20240802-en
General
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Target
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe
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Size
115KB
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MD5
6b54aad21a79faadc1668f334debf2ff
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SHA1
a154459963ba5cd6f0e820648c9c9afaae88c208
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SHA256
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55
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SHA512
4001393097bad0b269f7616a0e73f7ff383a23ff43ae9bec33c7665f0fdf3934ce9b10239146a914fe4dd76cc82b3573481ddc8f03648ff0cf1e30ce2e4e0d06
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVG:P5eznsjsguGDFqGZ2rDLk
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 2600 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 4892 chargeable.exe 3844 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe" f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 4892 set thread context of 3844 4892 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:
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.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 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe Token: 33 3844 chargeable.exe Token: SeIncBasePriorityPrivilege 3844 chargeable.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exechargeable.exechargeable.exedescription pid process target process PID 2260 wrote to memory of 4892 2260 f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe chargeable.exe PID 2260 wrote to memory of 4892 2260 f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe chargeable.exe PID 2260 wrote to memory of 4892 2260 f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 4892 wrote to memory of 3844 4892 chargeable.exe chargeable.exe PID 3844 wrote to memory of 2600 3844 chargeable.exe netsh.exe PID 3844 wrote to memory of 2600 3844 chargeable.exe netsh.exe PID 3844 wrote to memory of 2600 3844 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe"C:\Users\Admin\AppData\Local\Temp\f23016865d720ea3fbdd46458e56aae004fc847c61d39fc22136f48151dcae55.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260 -
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:4892 -
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:3844 -
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:2600
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
115KB
MD51954ccdd998ce85c2c648d46288a7d8c
SHA154b05dae228ca4cd091fd81addd89803b0b17eb8
SHA256c2da9c73e4258940cdde6e6fa29cf4157216775095401489dd43cad2ac7cfe3d
SHA512336bab0c9ad233bb4081e49a6494359686322b2519d744e34003acafcfe923fbf656e95752fd5c742d23890495277d61bd3ed4cfb724252ece1c66b85772a108