Analysis
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max time kernel
147s -
max time network
133s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
29-09-2021 08:11
Static task
static1
Behavioral task
behavioral1
Sample
a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe
Resource
win10-en-20210920
General
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Target
a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe
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Size
61KB
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MD5
944c114e02b1d7fdc46e0b495cfc01c3
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SHA1
0b810447828a36ce22d905c0a5ca8ce6f38700ba
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SHA256
a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2
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SHA512
c5c30fdd8d2dbda2cfa1a10d56d7a7485cd0d565e49542fa6f9dd9c05ce2606feaef4855656ceab4e8f3bb60dd13f4fc564e6566ec23dcec8d8aca8d6b2d071c
Malware Config
Extracted
njrat
0.7d
@ HaCkInG By Dr WeSt @
w187.ddns.net:2020
4ef9538b5a577a1bd3c1a578ea50c133
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reg_key
4ef9538b5a577a1bd3c1a578ea50c133
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splitter
|'|'|
Signatures
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Executes dropped EXE 2 IoCs
Processes:
[Mr.Abu Hani].exeWindows Audio Device Graph Isolation .exepid process 1496 [Mr.Abu Hani].exe 1564 Windows Audio Device Graph Isolation .exe -
Modifies Windows Firewall 1 TTPs
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Drops startup file 2 IoCs
Processes:
Windows Audio Device Graph Isolation .exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4ef9538b5a577a1bd3c1a578ea50c133.exe Windows Audio Device Graph Isolation .exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4ef9538b5a577a1bd3c1a578ea50c133.exe Windows Audio Device Graph Isolation .exe -
Loads dropped DLL 4 IoCs
Processes:
a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe[Mr.Abu Hani].exepid process 1540 a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe 1540 a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe 1496 [Mr.Abu Hani].exe 1496 [Mr.Abu Hani].exe -
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:
Windows Audio Device Graph Isolation .exedescription pid process Token: SeDebugPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe Token: 33 1564 Windows Audio Device Graph Isolation .exe Token: SeIncBasePriorityPrivilege 1564 Windows Audio Device Graph Isolation .exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe[Mr.Abu Hani].exeWindows Audio Device Graph Isolation .exedescription pid process target process PID 1540 wrote to memory of 1496 1540 a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe [Mr.Abu Hani].exe PID 1540 wrote to memory of 1496 1540 a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe [Mr.Abu Hani].exe PID 1540 wrote to memory of 1496 1540 a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe [Mr.Abu Hani].exe PID 1540 wrote to memory of 1496 1540 a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe [Mr.Abu Hani].exe PID 1496 wrote to memory of 1564 1496 [Mr.Abu Hani].exe Windows Audio Device Graph Isolation .exe PID 1496 wrote to memory of 1564 1496 [Mr.Abu Hani].exe Windows Audio Device Graph Isolation .exe PID 1496 wrote to memory of 1564 1496 [Mr.Abu Hani].exe Windows Audio Device Graph Isolation .exe PID 1496 wrote to memory of 1564 1496 [Mr.Abu Hani].exe Windows Audio Device Graph Isolation .exe PID 1564 wrote to memory of 468 1564 Windows Audio Device Graph Isolation .exe netsh.exe PID 1564 wrote to memory of 468 1564 Windows Audio Device Graph Isolation .exe netsh.exe PID 1564 wrote to memory of 468 1564 Windows Audio Device Graph Isolation .exe netsh.exe PID 1564 wrote to memory of 468 1564 Windows Audio Device Graph Isolation .exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe"C:\Users\Admin\AppData\Local\Temp\a4f78e77907d8ea06d93912ebc29d191629c47270d87882ed9e8948a3bbb77c2.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exe"C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exe"C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exe"3⤵
- Executes dropped EXE
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exe" "Windows Audio Device Graph Isolation .exe" ENABLE4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exeMD5
1b6071dc1c6ca35c780dc5dcf5392ba3
SHA1c331def6c09f8c82bc71826b9df035e8fcc5059d
SHA25689a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721
SHA5127b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56
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memory/468-72-0x0000000000000000-mapping.dmp
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memory/1496-59-0x0000000000000000-mapping.dmp
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memory/1496-64-0x00000000004F0000-0x00000000004F1000-memory.dmpFilesize
4KB
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memory/1540-63-0x00000000046C0000-0x00000000046C1000-memory.dmpFilesize
4KB
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memory/1540-54-0x0000000000400000-0x0000000000401000-memory.dmpFilesize
4KB
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memory/1540-56-0x0000000075FC1000-0x0000000075FC3000-memory.dmpFilesize
8KB
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memory/1564-67-0x0000000000000000-mapping.dmp
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memory/1564-71-0x0000000000C10000-0x0000000000C11000-memory.dmpFilesize
4KB