Analysis
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max time kernel
149s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
14-12-2020 14:00
Static task
static1
Behavioral task
behavioral1
Sample
24f292cbdcea806c0f2a9cdeb0faf002.exe
Resource
win7v20201028
General
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Target
24f292cbdcea806c0f2a9cdeb0faf002.exe
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Size
23KB
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MD5
24f292cbdcea806c0f2a9cdeb0faf002
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SHA1
42f7aff666da63a24978ffe545886d5dc0a91b2d
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SHA256
503396cf812da8b1de3a45dab349ab10067a2101ee9f9a85bc4549f7b237c361
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SHA512
c0dfed251daac747980e87a3f2cad076faf83373810716b7963ffeefc05dc461475223cfa71efcdca17de9a4c844ca894d59e0ce24cf73c185e6b5e59dc76ed5
Malware Config
Extracted
njrat
0.7d
HacKed
127.0.0.1:1177
2db48b2f28c6f491d0ed69b21aa9e554
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reg_key
2db48b2f28c6f491d0ed69b21aa9e554
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splitter
|'|'|
Signatures
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Executes dropped EXE 1 IoCs
Processes:
server.exepid process 4072 server.exe -
Modifies Windows Firewall 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
server.exedescription pid process Token: SeDebugPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe Token: 33 4072 server.exe Token: SeIncBasePriorityPrivilege 4072 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
24f292cbdcea806c0f2a9cdeb0faf002.exeserver.exedescription pid process target process PID 2604 wrote to memory of 4072 2604 24f292cbdcea806c0f2a9cdeb0faf002.exe server.exe PID 2604 wrote to memory of 4072 2604 24f292cbdcea806c0f2a9cdeb0faf002.exe server.exe PID 2604 wrote to memory of 4072 2604 24f292cbdcea806c0f2a9cdeb0faf002.exe server.exe PID 4072 wrote to memory of 2244 4072 server.exe netsh.exe PID 4072 wrote to memory of 2244 4072 server.exe netsh.exe PID 4072 wrote to memory of 2244 4072 server.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\24f292cbdcea806c0f2a9cdeb0faf002.exe"C:\Users\Admin\AppData\Local\Temp\24f292cbdcea806c0f2a9cdeb0faf002.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\server.exeMD5
24f292cbdcea806c0f2a9cdeb0faf002
SHA142f7aff666da63a24978ffe545886d5dc0a91b2d
SHA256503396cf812da8b1de3a45dab349ab10067a2101ee9f9a85bc4549f7b237c361
SHA512c0dfed251daac747980e87a3f2cad076faf83373810716b7963ffeefc05dc461475223cfa71efcdca17de9a4c844ca894d59e0ce24cf73c185e6b5e59dc76ed5
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C:\Users\Admin\AppData\Local\Temp\server.exeMD5
24f292cbdcea806c0f2a9cdeb0faf002
SHA142f7aff666da63a24978ffe545886d5dc0a91b2d
SHA256503396cf812da8b1de3a45dab349ab10067a2101ee9f9a85bc4549f7b237c361
SHA512c0dfed251daac747980e87a3f2cad076faf83373810716b7963ffeefc05dc461475223cfa71efcdca17de9a4c844ca894d59e0ce24cf73c185e6b5e59dc76ed5
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memory/2244-5-0x0000000000000000-mapping.dmp
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memory/4072-2-0x0000000000000000-mapping.dmp