Analysis
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max time kernel
114s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
12-08-2024 23:32
Static task
static1
Behavioral task
behavioral1
Sample
b041bb8145f8237186aeee76a6bc8fc0N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
b041bb8145f8237186aeee76a6bc8fc0N.exe
Resource
win10v2004-20240802-en
General
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Target
b041bb8145f8237186aeee76a6bc8fc0N.exe
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Size
115KB
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MD5
b041bb8145f8237186aeee76a6bc8fc0
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SHA1
b1e230ade2a9f0fc4be95a544b42e6a6e16c5814
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SHA256
42d82cbdcca10ece04b362230375a514cee3bd67235be102ccce95eef2be4d1c
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SHA512
16009c2fd22508b46caedd7a98282304c1fed084556e8fd18869b48edf38f589546d5d5a5a7faeaba57a31111730b7d3ea9d7651aabfbc547e18e7f830fcc8d4
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMCh:P5eznsjsguGDFqGZ2rCh
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 2732 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1456 chargeable.exe 2832 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
b041bb8145f8237186aeee76a6bc8fc0N.exepid process 2156 b041bb8145f8237186aeee76a6bc8fc0N.exe 2156 b041bb8145f8237186aeee76a6bc8fc0N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
b041bb8145f8237186aeee76a6bc8fc0N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" b041bb8145f8237186aeee76a6bc8fc0N.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b041bb8145f8237186aeee76a6bc8fc0N.exe" b041bb8145f8237186aeee76a6bc8fc0N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1456 set thread context of 2832 1456 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:
b041bb8145f8237186aeee76a6bc8fc0N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b041bb8145f8237186aeee76a6bc8fc0N.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 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe Token: 33 2832 chargeable.exe Token: SeIncBasePriorityPrivilege 2832 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
b041bb8145f8237186aeee76a6bc8fc0N.exechargeable.exechargeable.exedescription pid process target process PID 2156 wrote to memory of 1456 2156 b041bb8145f8237186aeee76a6bc8fc0N.exe chargeable.exe PID 2156 wrote to memory of 1456 2156 b041bb8145f8237186aeee76a6bc8fc0N.exe chargeable.exe PID 2156 wrote to memory of 1456 2156 b041bb8145f8237186aeee76a6bc8fc0N.exe chargeable.exe PID 2156 wrote to memory of 1456 2156 b041bb8145f8237186aeee76a6bc8fc0N.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 1456 wrote to memory of 2832 1456 chargeable.exe chargeable.exe PID 2832 wrote to memory of 2732 2832 chargeable.exe netsh.exe PID 2832 wrote to memory of 2732 2832 chargeable.exe netsh.exe PID 2832 wrote to memory of 2732 2832 chargeable.exe netsh.exe PID 2832 wrote to memory of 2732 2832 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b041bb8145f8237186aeee76a6bc8fc0N.exe"C:\Users\Admin\AppData\Local\Temp\b041bb8145f8237186aeee76a6bc8fc0N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156 -
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:1456 -
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:2832 -
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:2732
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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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD51546bc862e2aea62b61014805f83a8c0
SHA1c64f67347f661630cbaeeb086f37d12e190ee77c
SHA256f33b811de19aa3b8d0e692bda1110cba69f6a5fffaa4d4e604033ae32432da08
SHA5121676111ee9c9308b8955a2b00645eae3bfd499cbe665fb1daeaa3fcd0bc11c17538dac546069f38d9ae87988e360713f5fc42718aa906396ba8aff7fa7c15e91
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5c4c3a516332cb8a268f8dd3ba4b88bbe
SHA1f56587a46cca21fc4eade59cf141a152f8c2e2ab
SHA25672831a3c129c083563f5694e5d791bced96cdfcdc27ba0a8ba2722d8f692c46b
SHA5120fcd71f0c8b47827831e0beab342b3e65600fcb942427a49390dd362da9921328193ebdcf281daa5eb2631901ac5f97514fbf403be2d8db5de68afcfab1a76cf
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD522be0287b9f41e0764a5f1282a2e1adf
SHA13a92c6ddbe0ccea9160ee14703b8e1cd7b4b60da
SHA25644e29d704e9fcdbb3ae750a64bdf8d37b2bc91c93bdbf76b28ee535f1d6aa8a9
SHA5124c492aa2b5cec0ba3b3d24a7aa6ff65cd1df33d5ea0b6d97de39a56fd55083df88a9d75f622eb3ac733c2bd4b051b53fe054b1812e3cf0938c6fd2a1f45b485b
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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
115KB
MD5c9784d08e0c2935f70ade4ffbf77c949
SHA1a68ded7aea6539b38f5237e9bbbab869245ffc49
SHA256745ad24cc64b224d70dc7d5be5751bc27d7712ede1b830f6ead207e884b8bb3f
SHA5129e2a51c40f02fd6469882c3a03b667d5ffd15c915fc64987de5536db9b0d97662d27f4275450d72fe599d39db8703204eab968e45e7917ced77dfd013646038a