Analysis
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max time kernel
115s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-08-2024 06:23
Static task
static1
Behavioral task
behavioral1
Sample
52f95d98c397198874195dec02102c10N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
52f95d98c397198874195dec02102c10N.exe
Resource
win10v2004-20240802-en
General
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Target
52f95d98c397198874195dec02102c10N.exe
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Size
115KB
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MD5
52f95d98c397198874195dec02102c10
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SHA1
956f943f191d5fbb88c74f0b67ffb611f37be9a3
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SHA256
b0002ec88fadcd00a830fd35bc2fe38a0a7561cae0750f32a8905454f813cedd
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SHA512
983fb448d7bfb9f82b44b32f35492c5f65de8bd1b35ce18e0c6c64944c35b172eb8f6b5b9edf9be056546afeb8a6c304591a045a3a73770c8a4732ba91295580
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIg:P5eznsjsguGDFqGZ2rDIg
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 1648 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
52f95d98c397198874195dec02102c10N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation 52f95d98c397198874195dec02102c10N.exe -
Executes dropped EXE 3 IoCs
Processes:
chargeable.exechargeable.exechargeable.exepid process 2000 chargeable.exe 3976 chargeable.exe 2280 chargeable.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
52f95d98c397198874195dec02102c10N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 52f95d98c397198874195dec02102c10N.exe Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\52f95d98c397198874195dec02102c10N.exe" 52f95d98c397198874195dec02102c10N.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
chargeable.exedescription pid process target process PID 2000 set thread context of 3976 2000 chargeable.exe chargeable.exe PID 2000 set thread context of 2280 2000 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 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1688 2280 WerFault.exe chargeable.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:
52f95d98c397198874195dec02102c10N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 52f95d98c397198874195dec02102c10N.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 25 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe Token: 33 3976 chargeable.exe Token: SeIncBasePriorityPrivilege 3976 chargeable.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
52f95d98c397198874195dec02102c10N.exechargeable.exechargeable.exedescription pid process target process PID 4900 wrote to memory of 2000 4900 52f95d98c397198874195dec02102c10N.exe chargeable.exe PID 4900 wrote to memory of 2000 4900 52f95d98c397198874195dec02102c10N.exe chargeable.exe PID 4900 wrote to memory of 2000 4900 52f95d98c397198874195dec02102c10N.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 3976 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 2000 wrote to memory of 2280 2000 chargeable.exe chargeable.exe PID 3976 wrote to memory of 1648 3976 chargeable.exe netsh.exe PID 3976 wrote to memory of 1648 3976 chargeable.exe netsh.exe PID 3976 wrote to memory of 1648 3976 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\52f95d98c397198874195dec02102c10N.exe"C:\Users\Admin\AppData\Local\Temp\52f95d98c397198874195dec02102c10N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4900 -
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:2000 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exeC:\Users\Admin\AppData\Roaming\confuse\chargeable.exe3⤵
- Executes dropped EXE
PID:2280 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 844⤵
- Program crash
PID:1688 -
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:3976 -
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:1648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2280 -ip 22801⤵PID:3040
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
MD5c981c3ad707668b7143553713a4a60ef
SHA1ed8862ed35a172f088f437243cd650e800301170
SHA256aa6d1c5f558a85b83bc8793d8b767f01e6ca8b69efaa72761b3c5eda03f790b7
SHA5128b3f86e0501e813bbc9c8cfa4da2bacfde960584034ace4774dc73170fe1ed35654ad32bc05b30a53f659b224adbf93ff9b243006c749226b7030eac020eea75