Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
13-08-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
38640fc973c8e68e7b328afa24290930N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
38640fc973c8e68e7b328afa24290930N.exe
Resource
win10v2004-20240802-en
General
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Target
38640fc973c8e68e7b328afa24290930N.exe
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Size
115KB
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MD5
38640fc973c8e68e7b328afa24290930
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SHA1
bf5e6970ea894aa8c74c0d738bfd51102215708c
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SHA256
3750ec187b939572bc252d9c9c5a132435f20d6a16fbeea0b3269106a8094b8f
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SHA512
9418d3b08e0760c42f04f4fc272921b2e39135cba3885c8b68953e9cdb553dc59665a0bcde140ed4851700d671eaa535d092d174a62be03971e5d1b1a1c1a648
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIv:P5eznsjsguGDFqGZ2rDIv
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 2868 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 2332 chargeable.exe 2792 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
38640fc973c8e68e7b328afa24290930N.exepid process 2948 38640fc973c8e68e7b328afa24290930N.exe 2948 38640fc973c8e68e7b328afa24290930N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
38640fc973c8e68e7b328afa24290930N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 38640fc973c8e68e7b328afa24290930N.exe Set value (str) \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\38640fc973c8e68e7b328afa24290930N.exe" 38640fc973c8e68e7b328afa24290930N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 2332 set thread context of 2792 2332 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:
chargeable.exenetsh.exe38640fc973c8e68e7b328afa24290930N.exechargeable.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 38640fc973c8e68e7b328afa24290930N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe -
Suspicious use of AdjustPrivilegeToken 25 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe Token: 33 2792 chargeable.exe Token: SeIncBasePriorityPrivilege 2792 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
38640fc973c8e68e7b328afa24290930N.exechargeable.exechargeable.exedescription pid process target process PID 2948 wrote to memory of 2332 2948 38640fc973c8e68e7b328afa24290930N.exe chargeable.exe PID 2948 wrote to memory of 2332 2948 38640fc973c8e68e7b328afa24290930N.exe chargeable.exe PID 2948 wrote to memory of 2332 2948 38640fc973c8e68e7b328afa24290930N.exe chargeable.exe PID 2948 wrote to memory of 2332 2948 38640fc973c8e68e7b328afa24290930N.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2332 wrote to memory of 2792 2332 chargeable.exe chargeable.exe PID 2792 wrote to memory of 2868 2792 chargeable.exe netsh.exe PID 2792 wrote to memory of 2868 2792 chargeable.exe netsh.exe PID 2792 wrote to memory of 2868 2792 chargeable.exe netsh.exe PID 2792 wrote to memory of 2868 2792 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\38640fc973c8e68e7b328afa24290930N.exe"C:\Users\Admin\AppData\Local\Temp\38640fc973c8e68e7b328afa24290930N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2948 -
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:2332 -
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:2792 -
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:2868
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
MD53ffd83745e3a7a64f27dbee78f0f8e7a
SHA13d002f96eec252c8d0d40f14dd8a387b43f3d29f
SHA256c0d78900f3155e650e9ac7b118cd9b76500f7f935c4f5a9ce6a8b0538fc95a91
SHA5129c6a60a8d08679b4844dff344d194cbe5bf9f775dfa242833d1d0b76bc17bd4e027103bef43529296c0a02667a1c1e14ecdfce2c56eb7572f6247303c51bbe6f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5c7ca4faeb6c0aff5987f43f87b1b5fc1
SHA1500d867c2d8c7e0c499bcd5463ca009fea4a2816
SHA2569590bcb77664a8819e373aa48fff40f0fc6a487c65171024e15c99e862b04bd3
SHA51238e209a5c73b923045fbd6a95f3962a0101b1892f0c56aafeabc1588c57b727af79d45f90f7c9c24d663c57ee0abe56775b75c4bf9af94430ef4991958043c96
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5811dc374c1791531d9492e7f745239f1
SHA11d04e330bf0903ad5f1dd8f7c0204a8d1d8a6300
SHA256f0c4b087cef48f925d400a4136d0da2bfd5cf4836b6964d882c98d24b53d871c
SHA512702a22c11c1aa4bf943d15e2864ef1ef659bd9c695a49edcf00525d5a8e139547703a1eb3a593bbf3143610474202a137e50d3d28b0abf8f06eee7ef6d8857a6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5cc6ba4dea2f2d6bb1ba700f00719932a
SHA1eebb2333305922bef32eda046932b79c683f5b15
SHA2567ae33415dcff007ad1ce99bf503eec139977347d52299ff9a89762efdda8a0ac
SHA51286c63c46557898be70d14a4a4e62d78c53695037513eebd21e87ecc1588e334a499a0ef846950714269bc7a70ae10b292d81eaa7d219892898f7050561601b56
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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
MD535875c2820652267f7b2d1805b13ff24
SHA111a40130dd45d5d7cb68042caa8894b30a050b72
SHA256e075fc70615255b14475a3a8d09261bd7004edb8e4753004faaac963845ad1e3
SHA51250fe9eeff1b8ba9cf5dfaf8f261da1603c2701e1e303b828a818f54081838512b59b8158c815c7c340db4891ffb60b77a8972fee730d3f35e11501bb7c239e10