Analysis
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max time kernel
129s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 03:03
Behavioral task
behavioral1
Sample
tas0v3FvZSBpyH2.exe
Resource
win7-20220414-en
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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SnakeBOT
SnakeBOT is a heavily obfuscated .NET downloader.
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Contains SnakeBOT related strings 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4236-130-0x0000000000BC0000-0x0000000000C72000-memory.dmp snakebot_strings -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
tas0v3FvZSBpyH2.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation tas0v3FvZSBpyH2.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook vbc.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook vbc.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook vbc.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
tas0v3FvZSBpyH2.exedescription pid process target process PID 4236 set thread context of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 5 IoCs
Processes:
tas0v3FvZSBpyH2.exepid process 4236 tas0v3FvZSBpyH2.exe 4236 tas0v3FvZSBpyH2.exe 4236 tas0v3FvZSBpyH2.exe 4236 tas0v3FvZSBpyH2.exe 4236 tas0v3FvZSBpyH2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tas0v3FvZSBpyH2.exevbc.exedescription pid process Token: SeDebugPrivilege 4236 tas0v3FvZSBpyH2.exe Token: SeDebugPrivilege 4272 vbc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
tas0v3FvZSBpyH2.exepid process 4236 tas0v3FvZSBpyH2.exe 4236 tas0v3FvZSBpyH2.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
tas0v3FvZSBpyH2.exedescription pid process target process PID 4236 wrote to memory of 1560 4236 tas0v3FvZSBpyH2.exe schtasks.exe PID 4236 wrote to memory of 1560 4236 tas0v3FvZSBpyH2.exe schtasks.exe PID 4236 wrote to memory of 1560 4236 tas0v3FvZSBpyH2.exe schtasks.exe PID 4236 wrote to memory of 2908 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 2908 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 2908 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4336 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4336 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4336 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe PID 4236 wrote to memory of 4272 4236 tas0v3FvZSBpyH2.exe vbc.exe -
outlook_office_path 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook vbc.exe -
outlook_win_path 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tas0v3FvZSBpyH2.exe"C:\Users\Admin\AppData\Local\Temp\tas0v3FvZSBpyH2.exe"1⤵
- Checks computer location settings
- 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\tmpA7DD.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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\tmpA7DD.tmpFilesize
1KB
MD5e6a347a409c95b0b5fcbe526075cab85
SHA13910ca4197b1ab4a920e8b7476e937a22bda9714
SHA25612c0e15a7bcb30a2c144d4081d4c0ca3bd89727e583b6cd5b3d68ee227db57e0
SHA51289eb539895d285a0538a3297968c2143e9c5dca7fe66aa8255ddae01a2da3835320b5a7d964f09b88613dad65b48a1b5d409ffac75fb6651dbde163c5d1ba971
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memory/1560-135-0x0000000000000000-mapping.dmp
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memory/2908-137-0x0000000000000000-mapping.dmp
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memory/4236-133-0x00000000056B0000-0x00000000056BA000-memory.dmpFilesize
40KB
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memory/4236-134-0x000000000B610000-0x000000000B6AC000-memory.dmpFilesize
624KB
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memory/4236-130-0x0000000000BC0000-0x0000000000C72000-memory.dmpFilesize
712KB
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memory/4236-132-0x0000000007B70000-0x0000000007C02000-memory.dmpFilesize
584KB
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memory/4236-131-0x0000000008120000-0x00000000086C4000-memory.dmpFilesize
5.6MB
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memory/4272-139-0x0000000000000000-mapping.dmp
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memory/4272-140-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/4272-142-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/4272-143-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/4336-138-0x0000000000000000-mapping.dmp