Analysis
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max time kernel
127s -
max time network
127s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
09-11-2020 19:37
Behavioral task
behavioral1
Sample
tas0v3FvZSBpyH2.exe
Resource
win7v20201028
General
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Target
tas0v3FvZSBpyH2.exe
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Size
676KB
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MD5
557353bdbd122177a75fe9b79e5b4242
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SHA1
5815cf11845fb0eac0634fe7422b27f6f51163f5
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SHA256
3347f2ee195495a012ed7553481c88da56ff417f428598706c8d629dad11fe51
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SHA512
e7eb2ae7db03555fdf1c800305bc060fc07e6d9667910a9a022cc10f40e6d3edf901b7f4903799706b43566977e2e1f62e971109ffe84c9398f3f11beea10b74
Malware Config
Extracted
lokibot
http://skull3.ga/martins27/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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CoreEntity .NET Packer 1 IoCs
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
Processes:
resource yara_rule behavioral2/memory/1108-7-0x00000000013A0000-0x00000000013A3000-memory.dmp coreentity -
Processes:
resource yara_rule behavioral2/memory/1108-8-0x000000000B080000-0x000000000B0A2000-memory.dmp rezer0 -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
tas0v3FvZSBpyH2.exedescription pid process target process PID 1108 set thread context of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
tas0v3FvZSBpyH2.exepid process 1108 tas0v3FvZSBpyH2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tas0v3FvZSBpyH2.exevbc.exedescription pid process Token: SeDebugPrivilege 1108 tas0v3FvZSBpyH2.exe Token: SeDebugPrivilege 2656 vbc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
tas0v3FvZSBpyH2.exepid process 1108 tas0v3FvZSBpyH2.exe 1108 tas0v3FvZSBpyH2.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
tas0v3FvZSBpyH2.exedescription pid process target process PID 1108 wrote to memory of 3736 1108 tas0v3FvZSBpyH2.exe schtasks.exe PID 1108 wrote to memory of 3736 1108 tas0v3FvZSBpyH2.exe schtasks.exe PID 1108 wrote to memory of 3736 1108 tas0v3FvZSBpyH2.exe schtasks.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe PID 1108 wrote to memory of 2656 1108 tas0v3FvZSBpyH2.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tas0v3FvZSBpyH2.exe"C:\Users\Admin\AppData\Local\Temp\tas0v3FvZSBpyH2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TCGVLxd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp66DE.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp66DE.tmpMD5
5372425f0b6d366851132af60b9ceb25
SHA11ec1bd5ab2c53feb4e2fb1ba5f8428c2453c4281
SHA256e852277d9136c1fc698a925097ba294cea35d5cf2834555c2c52afc1f2514bb3
SHA512ab21b81d3afeb1de40a19d868ed80b7885693e091d36916f534cccb0109935fb1f984ea8a5ec8a275ddc8f5758dc01db8d38982ea1f10cf3136ee1365502ef4e
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memory/1108-7-0x00000000013A0000-0x00000000013A3000-memory.dmpFilesize
12KB
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memory/1108-3-0x00000000052B0000-0x00000000052D4000-memory.dmpFilesize
144KB
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memory/1108-4-0x0000000007CB0000-0x0000000007CB1000-memory.dmpFilesize
4KB
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memory/1108-5-0x0000000007890000-0x0000000007891000-memory.dmpFilesize
4KB
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memory/1108-6-0x0000000007850000-0x0000000007851000-memory.dmpFilesize
4KB
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memory/1108-0-0x0000000073A70000-0x000000007415E000-memory.dmpFilesize
6.9MB
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memory/1108-8-0x000000000B080000-0x000000000B0A2000-memory.dmpFilesize
136KB
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memory/1108-9-0x000000000B150000-0x000000000B151000-memory.dmpFilesize
4KB
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memory/1108-1-0x0000000000940000-0x0000000000941000-memory.dmpFilesize
4KB
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memory/2656-12-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/2656-13-0x00000000004139DE-mapping.dmp
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memory/2656-14-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/3736-10-0x0000000000000000-mapping.dmp