Analysis
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max time kernel
119s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
22-08-2024 16:50
Static task
static1
Behavioral task
behavioral1
Sample
b9b7ff811fbcd919e52025e0cc43df00N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
b9b7ff811fbcd919e52025e0cc43df00N.exe
Resource
win10v2004-20240802-en
General
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Target
b9b7ff811fbcd919e52025e0cc43df00N.exe
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Size
117KB
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MD5
b9b7ff811fbcd919e52025e0cc43df00
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SHA1
de140a3f0e2d1ac5e8af631fb483fad115de8b95
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SHA256
14198abd49a3dd1b706266823e80c82ce97503b47ce9ba18999a6b665d03ceb8
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SHA512
a7cbc8242046a040e7113e193a43873178f816663b60cf6199ea1bd393c05dd954eaea7896314587411c57eed5c76ebd1c99282b328f97c2b161d184d67e00ca
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLCGIm4:P5eznsjsguGDFqGZ2rDLIm4
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 1508 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 812 chargeable.exe 2356 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
b9b7ff811fbcd919e52025e0cc43df00N.exepid process 2108 b9b7ff811fbcd919e52025e0cc43df00N.exe 2108 b9b7ff811fbcd919e52025e0cc43df00N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
b9b7ff811fbcd919e52025e0cc43df00N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" b9b7ff811fbcd919e52025e0cc43df00N.exe Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b9b7ff811fbcd919e52025e0cc43df00N.exe" b9b7ff811fbcd919e52025e0cc43df00N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 812 set thread context of 2356 812 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:
b9b7ff811fbcd919e52025e0cc43df00N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b9b7ff811fbcd919e52025e0cc43df00N.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 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe Token: 33 2356 chargeable.exe Token: SeIncBasePriorityPrivilege 2356 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
b9b7ff811fbcd919e52025e0cc43df00N.exechargeable.exechargeable.exedescription pid process target process PID 2108 wrote to memory of 812 2108 b9b7ff811fbcd919e52025e0cc43df00N.exe chargeable.exe PID 2108 wrote to memory of 812 2108 b9b7ff811fbcd919e52025e0cc43df00N.exe chargeable.exe PID 2108 wrote to memory of 812 2108 b9b7ff811fbcd919e52025e0cc43df00N.exe chargeable.exe PID 2108 wrote to memory of 812 2108 b9b7ff811fbcd919e52025e0cc43df00N.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 812 wrote to memory of 2356 812 chargeable.exe chargeable.exe PID 2356 wrote to memory of 1508 2356 chargeable.exe netsh.exe PID 2356 wrote to memory of 1508 2356 chargeable.exe netsh.exe PID 2356 wrote to memory of 1508 2356 chargeable.exe netsh.exe PID 2356 wrote to memory of 1508 2356 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b9b7ff811fbcd919e52025e0cc43df00N.exe"C:\Users\Admin\AppData\Local\Temp\b9b7ff811fbcd919e52025e0cc43df00N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108 -
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:812 -
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:2356 -
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:1508
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
MD5a66dbe23fc21e590946d4724b1ff4998
SHA196390b26c99a1aa33d77e1b434ea8b9072ebd390
SHA256464e60d8db5c81ee4309cff1cf5a069dfa380de5315183ae681eb5b20354e325
SHA51202c5a14e975db2333eeeba54abaa76bb5fee30b494faf52ce793aee94a4f48e0e976a2ea6b57309072727023920275e39bff8af6875a7b4edf51629849b5f079
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5930591fb1c3e951bab41cf4bbfec5224
SHA1cf45405ccff6b82634e4075e72265a77cfbafd30
SHA256f5d07312d9169b87565ee48b63cef11d068d4583119125a4d48c375ef4b1ffc1
SHA512f6617236521ff07ce46acd3c38e63aad002d9792629f7b399382d6272bda761a2d84a4c5d28d6a4bf827424ecf931a6013485218cf9565e4350f6e29d75ae6fd
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD540779a1c851fb10bf25e2f666ce4adfe
SHA1fac2e8563de7f6a23c24c4a6d4c91d0daa88fc69
SHA256a0b3e5c8836388e3b6e74abf059d9058b8b117fc2ad97348391b39aca3bab64a
SHA512db99c36c9e5a363b885225f15a1aba31b71b422acba97bc4a96eba590734952e3004bd5edf462f927137a30806b11953cd8c9f4bcfd1153b6729c28eb90072ce
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5c3e9d97f4d2a3d81cbcbd3df23152340
SHA134c41be83fe6c4baae85ebfacd387c3f060dea60
SHA25634a17460077e6ae5ce03852cd6ddea73d1766af27a80e487b71843e8fabed247
SHA512ff22d2090ec9877680d4ae4d30bbabd623013186b8ec31639e7f89b5d9db1ca6942807bd2529732ce0c32e86b4ea5abfb093e2137939a24e06eedd4c0e96dddd
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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
117KB
MD5fec908a0dc6a3f75fa5d8d622ad1f788
SHA11f735836b53467e6b59a5379d8d126f4e298a5f5
SHA256dd26886ed0f0dd6e09605ed5f9d1e7d76a2e95fffe6b48c9579f60be1f3c5e2a
SHA512237788517aca798f3a00f70dabc0b33cbd2de99aaea537f3d377ee641bcd42918c0722877aae32d456e5d194721ad47a168e53bf7a7a76bc669d196cb6aa56f4