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
13-08-2024 01:04
Static task
static1
Behavioral task
behavioral1
Sample
b3b8760694afb936a598a3c8ac476080N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
b3b8760694afb936a598a3c8ac476080N.exe
Resource
win10v2004-20240802-en
General
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Target
b3b8760694afb936a598a3c8ac476080N.exe
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Size
114KB
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MD5
b3b8760694afb936a598a3c8ac476080
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SHA1
caad05a5fde719bafa3f1acf96b0a61604b1d579
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SHA256
36d1196e9a0ed69fc4648f126c265a3c5d7be8891ed3cba9265ec73e59b2f460
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SHA512
ae4b1116a381797944069ef2e4b2746e3cabf63ef6aeede455ece3eb8e7b55ce7c1658d157a29f3b1a82e81cf1b830f9804fdd0400eeeb38d97cd0fad6689318
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuM16:P5eznsjsguGDFqGZ2rY
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 2600 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1472 chargeable.exe 2716 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
b3b8760694afb936a598a3c8ac476080N.exepid process 1544 b3b8760694afb936a598a3c8ac476080N.exe 1544 b3b8760694afb936a598a3c8ac476080N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
b3b8760694afb936a598a3c8ac476080N.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" b3b8760694afb936a598a3c8ac476080N.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\\b3b8760694afb936a598a3c8ac476080N.exe" b3b8760694afb936a598a3c8ac476080N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1472 set thread context of 2716 1472 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:
b3b8760694afb936a598a3c8ac476080N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b3b8760694afb936a598a3c8ac476080N.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 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe Token: 33 2716 chargeable.exe Token: SeIncBasePriorityPrivilege 2716 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
b3b8760694afb936a598a3c8ac476080N.exechargeable.exechargeable.exedescription pid process target process PID 1544 wrote to memory of 1472 1544 b3b8760694afb936a598a3c8ac476080N.exe chargeable.exe PID 1544 wrote to memory of 1472 1544 b3b8760694afb936a598a3c8ac476080N.exe chargeable.exe PID 1544 wrote to memory of 1472 1544 b3b8760694afb936a598a3c8ac476080N.exe chargeable.exe PID 1544 wrote to memory of 1472 1544 b3b8760694afb936a598a3c8ac476080N.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 1472 wrote to memory of 2716 1472 chargeable.exe chargeable.exe PID 2716 wrote to memory of 2600 2716 chargeable.exe netsh.exe PID 2716 wrote to memory of 2600 2716 chargeable.exe netsh.exe PID 2716 wrote to memory of 2600 2716 chargeable.exe netsh.exe PID 2716 wrote to memory of 2600 2716 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b3b8760694afb936a598a3c8ac476080N.exe"C:\Users\Admin\AppData\Local\Temp\b3b8760694afb936a598a3c8ac476080N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1544 -
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:1472 -
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:2716 -
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:2600
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
MD57aadeac55e57c5e6877408667658e686
SHA1013d3854357ed077d42e9e3e64cf75964182df8f
SHA25618a3be9555c25e8414fb4657aac6a4c0c564f6a21023933d5b6d56e5d6522f34
SHA51229ddd3f85c8290f39006eda510b4e0f2c3ab5715db4461f6c3880b52081a3d8980c68552aecf1b827af91d78c5e820450ca355c4f4e292fd1406bf7c4107e1e8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD54e551d6a0db1a82f3b4e0eb36fb0dad4
SHA15fc4ea2bf3044f31fad066572eb2a412e972abf3
SHA2562cfe11eed4c6a8c7da6162d4e637cd5a4932736efbc84da7af75ec91a71e4a70
SHA51213e302a4b3388e97e816520c616f43b8586acf348a0b8ee005f8c09c0f1a54eda95fa07d814e95817ee11678df0afa0472009e4b01a6df6ffd915b8f3e4f3198
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD538ffdf7d9e9e32fc2afb427e9a157396
SHA1f4664769b46c9331e2e27abc3fe7d90c5fc08722
SHA256616435f486ee63ba45fe9166bf73f596a4fbc29ed092dc867a1983f9f8490a7a
SHA512766f624ef09e28a1dd4ad6d0767413eacbd3f045541357eac8f41823da22896ef7add180522112caef271573bfa3ce092a5c95ed96cebfbcb38766676d2318db
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5baac81846022c28e5c15d3f091b4ad6e
SHA12952f67f718a810abcfd37bc0f4d1307b0b59e8e
SHA2567a637fe75fb2332640ce5e1a6a6e8ffe8bb74c9b9dd1e4fc77d6e139989126ff
SHA51239bf31dc606f6635ffdf6b2c7550dde64a96a25ffcb72e091c6b90b7eeafb91ec7274085615842b4f200b0a410f4f64cd5fc3e4a45425a2b5914e01eda896084
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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
114KB
MD59c3031dd31c4a47a4ed4630e74f890d2
SHA18c924cf052a60c10ab8f46d8c7a89cb7b385587e
SHA256b6cb232f67d5ae2e43a51998353da97e8cd1b94760a9fc4c0f3956cc5d5cb1b2
SHA512640cfcfc654ef8e0a261b4c15e7425705ee6ca6f67c046f44d330d21e96f3fccff95ae8f08a6eb634e00989975a3cd6de4200b84baefe36e61ba33160ceec1e3