Analysis
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max time kernel
163s -
max time network
169s -
platform
windows7_x64 -
resource
win7-en -
submitted
14-09-2021 06:36
Static task
static1
Behavioral task
behavioral1
Sample
679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe
Resource
win7-en
windows7_x64
0 signatures
0 seconds
General
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Target
679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe
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Size
316KB
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MD5
af34e9e13f317ec8af540c876afe8885
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SHA1
70f8e2f6faf55c20f6276ec86075036c18365eee
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SHA256
679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3
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SHA512
a38f431ae969b4801b754406d7d341091b76d4df8c46789182b22f71bf9497beb094c9c500b8ee61217cbf29cf67db0b5719ce43c08fca8701fa526201307af6
Malware Config
Extracted
Family
njrat
Version
0.7NC
Botnet
NYAN CAT
C2
192.168.0.108:5000
Mutex
c6af998e91fd48a6a
Attributes
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reg_key
c6af998e91fd48a6a
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splitter
@!#&^%$
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exedescription pid process target process PID 1684 set thread context of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
MSBuild.exedescription pid process Token: SeDebugPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe Token: 33 472 MSBuild.exe Token: SeIncBasePriorityPrivilege 472 MSBuild.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exedescription pid process target process PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe PID 1684 wrote to memory of 472 1684 679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe"C:\Users\Admin\AppData\Local\Temp\679b6a7d4464b113500d1492a3721f7e36583e171981e0cdb3c58932040e74e3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/472-59-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/472-60-0x000000000040676E-mapping.dmp
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memory/472-61-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/472-63-0x0000000004AF0000-0x0000000004AF1000-memory.dmpFilesize
4KB
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memory/1684-53-0x0000000000CA0000-0x0000000000CA1000-memory.dmpFilesize
4KB
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memory/1684-55-0x0000000004D60000-0x0000000004D61000-memory.dmpFilesize
4KB
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memory/1684-56-0x0000000000580000-0x0000000000587000-memory.dmpFilesize
28KB
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memory/1684-57-0x0000000000C10000-0x0000000000C4F000-memory.dmpFilesize
252KB
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memory/1684-58-0x0000000000BB0000-0x0000000000BBA000-memory.dmpFilesize
40KB