Analysis
- max time kernel
138s - max time network
154s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
08/01/2022, 10:06
Static task
static1
Behavioral task
behavioral1
Sample
c730063f167122d2a9721c4e3eff5d5c.exe
Resource
win7-en-20211208
0 signatures
0 seconds
General
- Target c730063f167122d2a9721c4e3eff5d5c.exe
- Size 222KB
- Sample220108-l43pgadchr
- SHA256 e70a8d5fe537aa2f7bb4d014ee5c35a9c169adab64c4e034d9badd8e8641f26b
- MD5 c730063f167122d2a9721c4e3eff5d5c
- SHA1 998ff60d9810eb0a3a3ffef6f29f38543b4eb927
- SHA512 a57ac2c01d98941ae368f78da5205c8cc4e156c1b6338e95d8cfce15e12d13cf95d61526436451e890243481f627df150c50ce056511acd4443fabf1af7ba617
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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amadey
Version
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2.85
C2
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185.215.113.47/Gv93xs2Nz/index.php
Signatures
- Executes dropped EXE 4 IoCs
pid Process 900 tkools.exe 3200 tkools.exe 2152 tkools.exe 3500 tkools.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 676 schtasks.exe - Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 2700 wrote to memory of 3784 2700 c730063f167122d2a9721c4e3eff5d5c.exe 69 PID 2700 wrote to memory of 3784 2700 c730063f167122d2a9721c4e3eff5d5c.exe 69 PID 2700 wrote to memory of 3784 2700 c730063f167122d2a9721c4e3eff5d5c.exe 69 PID 3784 wrote to memory of 3252 3784 cmd.exe 71 PID 3784 wrote to memory of 3252 3784 cmd.exe 71 PID 3784 wrote to memory of 3252 3784 cmd.exe 71 PID 3784 wrote to memory of 4060 3784 cmd.exe 72 PID 3784 wrote to memory of 4060 3784 cmd.exe 72 PID 3784 wrote to memory of 4060 3784 cmd.exe 72 PID 2700 wrote to memory of 3328 2700 c730063f167122d2a9721c4e3eff5d5c.exe 73 PID 2700 wrote to memory of 3328 2700 c730063f167122d2a9721c4e3eff5d5c.exe 73 PID 2700 wrote to memory of 3328 2700 c730063f167122d2a9721c4e3eff5d5c.exe 73 PID 3328 wrote to memory of 660 3328 cmd.exe 75 PID 3328 wrote to memory of 660 3328 cmd.exe 75 PID 3328 wrote to memory of 660 3328 cmd.exe 75 PID 2700 wrote to memory of 1172 2700 c730063f167122d2a9721c4e3eff5d5c.exe 76 PID 2700 wrote to memory of 1172 2700 c730063f167122d2a9721c4e3eff5d5c.exe 76 PID 2700 wrote to memory of 1172 2700 c730063f167122d2a9721c4e3eff5d5c.exe 76 PID 1172 wrote to memory of 428 1172 cmd.exe 78 PID 1172 wrote to memory of 428 1172 cmd.exe 78 PID 1172 wrote to memory of 428 1172 cmd.exe 78 PID 1172 wrote to memory of 592 1172 cmd.exe 79 PID 1172 wrote to memory of 592 1172 cmd.exe 79 PID 1172 wrote to memory of 592 1172 cmd.exe 79 PID 2700 wrote to memory of 1552 2700 c730063f167122d2a9721c4e3eff5d5c.exe 80 PID 2700 wrote to memory of 1552 2700 c730063f167122d2a9721c4e3eff5d5c.exe 80 PID 2700 wrote to memory of 1552 2700 c730063f167122d2a9721c4e3eff5d5c.exe 80 PID 1552 wrote to memory of 2092 1552 cmd.exe 82 PID 1552 wrote to memory of 2092 1552 cmd.exe 82 PID 1552 wrote to memory of 2092 1552 cmd.exe 82 PID 2700 wrote to memory of 900 2700 c730063f167122d2a9721c4e3eff5d5c.exe 83 PID 2700 wrote to memory of 900 2700 c730063f167122d2a9721c4e3eff5d5c.exe 83 PID 2700 wrote to memory of 900 2700 c730063f167122d2a9721c4e3eff5d5c.exe 83 PID 900 wrote to memory of 3960 900 tkools.exe 84 PID 900 wrote to memory of 3960 900 tkools.exe 84 PID 900 wrote to memory of 3960 900 tkools.exe 84 PID 3960 wrote to memory of 4016 3960 cmd.exe 86 PID 3960 wrote to memory of 4016 3960 cmd.exe 86 PID 3960 wrote to memory of 4016 3960 cmd.exe 86 PID 900 wrote to memory of 676 900 tkools.exe 87 PID 900 wrote to memory of 676 900 tkools.exe 87 PID 900 wrote to memory of 676 900 tkools.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\c730063f167122d2a9721c4e3eff5d5c.exe"C:\Users\Admin\AppData\Local\Temp\c730063f167122d2a9721c4e3eff5d5c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c echo Y|CACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /P "Admin:N"2⤵
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"3⤵PID:3252
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C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /P "Admin:N"3⤵PID:4060
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c CACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /P "Admin:R" /E2⤵
- Suspicious use of WriteProcessMemory
PID:3328 -
C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /P "Admin:R" /E3⤵PID:660
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c echo Y|CACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d" /P "Admin:N"2⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"3⤵PID:428
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C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d" /P "Admin:N"3⤵PID:592
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c CACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d" /P "Admin:R" /E2⤵
- Suspicious use of WriteProcessMemory
PID:1552 -
C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d" /P "Admin:R" /E3⤵PID:2092
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C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe"C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\3⤵
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\4⤵PID:4016
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN tkools.exe /TR "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /F3⤵
- Creates scheduled task(s)
PID:676
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C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exeC:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe1⤵
- Executes dropped EXE
PID:3200
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C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exeC:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe1⤵
- Executes dropped EXE
PID:2152
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C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exeC:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe1⤵
- Executes dropped EXE
PID:3500