Analysis
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max time kernel
114s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
16-08-2024 21:01
Static task
static1
Behavioral task
behavioral1
Sample
a9bff11c50565b8f5c66a8658107b7e0N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
a9bff11c50565b8f5c66a8658107b7e0N.exe
Resource
win10v2004-20240802-en
General
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Target
a9bff11c50565b8f5c66a8658107b7e0N.exe
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Size
116KB
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MD5
a9bff11c50565b8f5c66a8658107b7e0
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SHA1
0efa44b16380d2188c1eb088446690a611369adb
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SHA256
78ee7164306ba1caf6123517470ac2422900b60a70dfbf16e170bff0018832ea
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SHA512
abffe88d5a751ba492e28035aa702b263db786d31b59ecb7404a97678dfc2aef8d6b07f959e015292755bf5f65f52bea50156124ede6b139b0db4ef33f1f4d29
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMde1:P5eznsjsguGDFqGZ2rE
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 2856 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1016 chargeable.exe 2172 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
a9bff11c50565b8f5c66a8658107b7e0N.exepid process 2488 a9bff11c50565b8f5c66a8658107b7e0N.exe 2488 a9bff11c50565b8f5c66a8658107b7e0N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
a9bff11c50565b8f5c66a8658107b7e0N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" a9bff11c50565b8f5c66a8658107b7e0N.exe Set value (str) \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a9bff11c50565b8f5c66a8658107b7e0N.exe" a9bff11c50565b8f5c66a8658107b7e0N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1016 set thread context of 2172 1016 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:
a9bff11c50565b8f5c66a8658107b7e0N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a9bff11c50565b8f5c66a8658107b7e0N.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 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe Token: 33 2172 chargeable.exe Token: SeIncBasePriorityPrivilege 2172 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
a9bff11c50565b8f5c66a8658107b7e0N.exechargeable.exechargeable.exedescription pid process target process PID 2488 wrote to memory of 1016 2488 a9bff11c50565b8f5c66a8658107b7e0N.exe chargeable.exe PID 2488 wrote to memory of 1016 2488 a9bff11c50565b8f5c66a8658107b7e0N.exe chargeable.exe PID 2488 wrote to memory of 1016 2488 a9bff11c50565b8f5c66a8658107b7e0N.exe chargeable.exe PID 2488 wrote to memory of 1016 2488 a9bff11c50565b8f5c66a8658107b7e0N.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 1016 wrote to memory of 2172 1016 chargeable.exe chargeable.exe PID 2172 wrote to memory of 2856 2172 chargeable.exe netsh.exe PID 2172 wrote to memory of 2856 2172 chargeable.exe netsh.exe PID 2172 wrote to memory of 2856 2172 chargeable.exe netsh.exe PID 2172 wrote to memory of 2856 2172 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9bff11c50565b8f5c66a8658107b7e0N.exe"C:\Users\Admin\AppData\Local\Temp\a9bff11c50565b8f5c66a8658107b7e0N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488 -
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:1016 -
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:2172 -
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:2856
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
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Filesize
1KB
MD5e7122c733f9e37bba0ca4c985ce11d6d
SHA1d661aa5b31ff7ef2df9bc4095279058c36499af2
SHA256acc9932453f5aa68f4b95986668f5584f99e55bbe02eefc0d0960dab376df81a
SHA51284cddf68a46f455b4ebbb8c0c70607fe60796cfc5eabdace12d0684a1323af9681700acbdbdc37e63d7806d0220fce9cba5213bb35cee056f9d71646f98711b9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE
Filesize264B
MD54420a9614ba176ed8e3e8a53a0a3a562
SHA138cd0c49615005d6608cf13a9c4cb8c499d21372
SHA256404e1e33ea75a8f501fa0939b1d136ade875fc95997c584be11e43aeb00bbf86
SHA5122aa09a5853659c89abbfc0419bce76b01da088706c515d28bb785ca366b3fff9d9990de6ede8dc8515b47badc4b90023624641f799f579ee5c35266ed9887f57
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD515a41e50db1ea159e4a3a83d383dd930
SHA192883f9b9490c59a7256f4d01144ed6c2e08b075
SHA256469ad74b91ac33aa7f4255f71c8286e4a3b863f46a7978c588a050c7512d018a
SHA51282a81f18114bf7f0f22ffe9bc3ce24a2d20378b3a2842df3caf7d1c153fe530c4ab4c8277b33af0b6b1b2da2ebafe7330145841fd3d6247be63adfa956425ea7
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD56aad14180ab215dcd96949e7f650e1d2
SHA1dd08423c50aec736ee12c128a5afa8216ff006f8
SHA2566ef4917588eb8bd6ec6969687417b37ab6526186732eda84adbc09a610c66585
SHA512b26f2be7b9e4c7b9bfa8b5d8355d6a58bd274e1098a188cf6bf988fd70752541700f876508dc1843b7df44518ebebca83384af4b9897d860e77da122e6f18f71
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD552de472bdba4028fbc661beab1bbbf67
SHA1324c9fad9bdeae97bde8b9b6489778fcfaa9d37a
SHA2566bf5b41fd3fe3ba69b2e622702db59d7432e7b9db6fdb3d8c1eabae28e6152be
SHA512746e15b2ce548164d87afeb9aac7743d160d6f7de76a6cc0aa6e499a59ef943e9f47babab112c83288edab824b130bfd72666420599cd0a3cf58dd3cf8144293
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
116KB
MD5d1f9b2caed47ba2fdd7e977d07adb1fd
SHA14d9cffc162f46fe7983f8baae012d320f7f15269
SHA256ca5a1847e30082a139bbb2afef70225926120830547630d56649b489fddd1329
SHA51266c18ef2a09ddf2eca6fb853e532917b0527a7854982b258b84466127c30db373fb3ba71467c36f12be7dc14b66bd65b4903f5f5de64dfce827fc1a94577a1ab