Analysis
- max time kernel
149s - max time network
149s - platform
windows7_x64 - resource
win7-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
- suricata: ET MALWARE Amadey CnC Check-In
suricata: ET MALWARE Amadey CnC Check-In
- Executes dropped EXE 4 IoCs
pid Process 1464 tkools.exe 1612 tkools.exe 1392 tkools.exe 1316 tkools.exe - Loads dropped DLL 1 IoCs
pid Process 1636 c730063f167122d2a9721c4e3eff5d5c.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 960 schtasks.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1636 wrote to memory of 972 1636 c730063f167122d2a9721c4e3eff5d5c.exe 27 PID 1636 wrote to memory of 972 1636 c730063f167122d2a9721c4e3eff5d5c.exe 27 PID 1636 wrote to memory of 972 1636 c730063f167122d2a9721c4e3eff5d5c.exe 27 PID 1636 wrote to memory of 972 1636 c730063f167122d2a9721c4e3eff5d5c.exe 27 PID 972 wrote to memory of 660 972 cmd.exe 29 PID 972 wrote to memory of 660 972 cmd.exe 29 PID 972 wrote to memory of 660 972 cmd.exe 29 PID 972 wrote to memory of 660 972 cmd.exe 29 PID 972 wrote to memory of 780 972 cmd.exe 30 PID 972 wrote to memory of 780 972 cmd.exe 30 PID 972 wrote to memory of 780 972 cmd.exe 30 PID 972 wrote to memory of 780 972 cmd.exe 30 PID 1636 wrote to memory of 732 1636 c730063f167122d2a9721c4e3eff5d5c.exe 31 PID 1636 wrote to memory of 732 1636 c730063f167122d2a9721c4e3eff5d5c.exe 31 PID 1636 wrote to memory of 732 1636 c730063f167122d2a9721c4e3eff5d5c.exe 31 PID 1636 wrote to memory of 732 1636 c730063f167122d2a9721c4e3eff5d5c.exe 31 PID 732 wrote to memory of 576 732 cmd.exe 33 PID 732 wrote to memory of 576 732 cmd.exe 33 PID 732 wrote to memory of 576 732 cmd.exe 33 PID 732 wrote to memory of 576 732 cmd.exe 33 PID 1636 wrote to memory of 336 1636 c730063f167122d2a9721c4e3eff5d5c.exe 34 PID 1636 wrote to memory of 336 1636 c730063f167122d2a9721c4e3eff5d5c.exe 34 PID 1636 wrote to memory of 336 1636 c730063f167122d2a9721c4e3eff5d5c.exe 34 PID 1636 wrote to memory of 336 1636 c730063f167122d2a9721c4e3eff5d5c.exe 34 PID 336 wrote to memory of 776 336 cmd.exe 36 PID 336 wrote to memory of 776 336 cmd.exe 36 PID 336 wrote to memory of 776 336 cmd.exe 36 PID 336 wrote to memory of 776 336 cmd.exe 36 PID 336 wrote to memory of 816 336 cmd.exe 37 PID 336 wrote to memory of 816 336 cmd.exe 37 PID 336 wrote to memory of 816 336 cmd.exe 37 PID 336 wrote to memory of 816 336 cmd.exe 37 PID 1636 wrote to memory of 1192 1636 c730063f167122d2a9721c4e3eff5d5c.exe 38 PID 1636 wrote to memory of 1192 1636 c730063f167122d2a9721c4e3eff5d5c.exe 38 PID 1636 wrote to memory of 1192 1636 c730063f167122d2a9721c4e3eff5d5c.exe 38 PID 1636 wrote to memory of 1192 1636 c730063f167122d2a9721c4e3eff5d5c.exe 38 PID 1192 wrote to memory of 1312 1192 cmd.exe 40 PID 1192 wrote to memory of 1312 1192 cmd.exe 40 PID 1192 wrote to memory of 1312 1192 cmd.exe 40 PID 1192 wrote to memory of 1312 1192 cmd.exe 40 PID 1636 wrote to memory of 1464 1636 c730063f167122d2a9721c4e3eff5d5c.exe 41 PID 1636 wrote to memory of 1464 1636 c730063f167122d2a9721c4e3eff5d5c.exe 41 PID 1636 wrote to memory of 1464 1636 c730063f167122d2a9721c4e3eff5d5c.exe 41 PID 1636 wrote to memory of 1464 1636 c730063f167122d2a9721c4e3eff5d5c.exe 41 PID 1464 wrote to memory of 1116 1464 tkools.exe 42 PID 1464 wrote to memory of 1116 1464 tkools.exe 42 PID 1464 wrote to memory of 1116 1464 tkools.exe 42 PID 1464 wrote to memory of 1116 1464 tkools.exe 42 PID 1116 wrote to memory of 856 1116 cmd.exe 44 PID 1116 wrote to memory of 856 1116 cmd.exe 44 PID 1116 wrote to memory of 856 1116 cmd.exe 44 PID 1116 wrote to memory of 856 1116 cmd.exe 44 PID 1464 wrote to memory of 960 1464 tkools.exe 45 PID 1464 wrote to memory of 960 1464 tkools.exe 45 PID 1464 wrote to memory of 960 1464 tkools.exe 45 PID 1464 wrote to memory of 960 1464 tkools.exe 45 PID 1880 wrote to memory of 1612 1880 taskeng.exe 50 PID 1880 wrote to memory of 1612 1880 taskeng.exe 50 PID 1880 wrote to memory of 1612 1880 taskeng.exe 50 PID 1880 wrote to memory of 1612 1880 taskeng.exe 50 PID 1880 wrote to memory of 1392 1880 taskeng.exe 53 PID 1880 wrote to memory of 1392 1880 taskeng.exe 53 PID 1880 wrote to memory of 1392 1880 taskeng.exe 53 PID 1880 wrote to memory of 1392 1880 taskeng.exe 53
Processes
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C:\Users\Admin\AppData\Local\Temp\c730063f167122d2a9721c4e3eff5d5c.exe"C:\Users\Admin\AppData\Local\Temp\c730063f167122d2a9721c4e3eff5d5c.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1636 -
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:972 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"3⤵PID:660
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C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /P "Admin:N"3⤵PID:780
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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:732 -
C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe" /P "Admin:R" /E3⤵PID:576
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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:336 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"3⤵PID:776
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C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d" /P "Admin:N"3⤵PID:816
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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:1192 -
C:\Windows\SysWOW64\cacls.exeCACLS "C:\Users\Admin\AppData\Local\Temp\1c26d79f8d" /P "Admin:R" /E3⤵PID:1312
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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:1464 -
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:1116 -
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:856
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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:960
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C:\Windows\system32\taskeng.exetaskeng.exe {DDC434BF-3CFD-4EC6-BB23-EC820E01598B} S-1-5-21-3846991908-3261386348-1409841751-1000:VQVVOAJK\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exeC:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe2⤵
- Executes dropped EXE
PID:1612
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C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exeC:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe2⤵
- Executes dropped EXE
PID:1392
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C:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exeC:\Users\Admin\AppData\Local\Temp\1c26d79f8d\tkools.exe2⤵
- Executes dropped EXE
PID:1316
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