Analysis Overview
SHA256
6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e
Threat Level: Known bad
The file 6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e was found to be: Known bad.
Malicious Activity Summary
Detects executables packed with SmartAssembly
AsyncRat
Detects executables containing the string DcRatBy
Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.
Detects executables attemping to enumerate video devices using WMI
Detects executables packed with SmartAssembly
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-12 21:34
Signatures
Detects executables packed with SmartAssembly
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-12 21:34
Reported
2024-03-12 21:37
Platform
win7-20240220-en
Max time kernel
132s
Max time network
143s
Command Line
Signatures
AsyncRat
Detects executables attemping to enumerate video devices using WMI
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables containing the string DcRatBy
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables packed with SmartAssembly
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3028 set thread context of 2144 | N/A | C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe
"C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\AddDate"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AddDate\AddDate.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe" "C:\Users\Admin\AppData\Roaming\AddDate\AddDate.exe"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AddDate\AddDate.exe'" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bg1.heztak.pro | udp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
Files
memory/3028-0-0x00000000012B0000-0x00000000012DA000-memory.dmp
memory/3028-1-0x00000000744C0000-0x0000000074BAE000-memory.dmp
memory/3028-2-0x0000000004AD0000-0x0000000004B10000-memory.dmp
memory/2144-3-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-4-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-5-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-6-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2144-9-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-11-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-13-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2144-14-0x00000000744C0000-0x0000000074BAE000-memory.dmp
memory/3028-15-0x00000000744C0000-0x0000000074BAE000-memory.dmp
memory/2144-18-0x0000000000A90000-0x0000000000AD0000-memory.dmp
memory/2144-19-0x00000000744C0000-0x0000000074BAE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-12 21:34
Reported
2024-03-12 21:37
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
AsyncRat
Detects executables attemping to enumerate video devices using WMI
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables containing the string DcRatBy
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables packed with SmartAssembly
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2396 set thread context of 4764 | N/A | C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\System32\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe
"C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\AddDate"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AddDate\AddDate.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\6bfa0dd8358f29a9201496ffa3a4893480b17328f8ef106e373842776770a36e.exe" "C:\Users\Admin\AppData\Roaming\AddDate\AddDate.exe"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AddDate\AddDate.exe'" /f
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | bg1.heztak.pro | udp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.1.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.178.17.96.in-addr.arpa | udp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.178.17.96.in-addr.arpa | udp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
| NL | 91.92.244.103:2202 | bg1.heztak.pro | tcp |
Files
memory/2396-0-0x0000000000800000-0x000000000082A000-memory.dmp
memory/2396-1-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2396-2-0x0000000005160000-0x0000000005170000-memory.dmp
memory/2396-3-0x0000000005720000-0x0000000005CC4000-memory.dmp
memory/4764-4-0x0000000000400000-0x0000000000412000-memory.dmp
memory/4764-6-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2396-7-0x0000000074880000-0x0000000075030000-memory.dmp
memory/4764-8-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4764-9-0x0000000074880000-0x0000000075030000-memory.dmp
memory/4764-10-0x0000000005440000-0x0000000005450000-memory.dmp
memory/3632-11-0x0000028140170000-0x0000028140180000-memory.dmp
memory/3632-27-0x0000028140270000-0x0000028140280000-memory.dmp
memory/3632-43-0x00000281485E0000-0x00000281485E1000-memory.dmp
memory/3632-45-0x0000028148610000-0x0000028148611000-memory.dmp
memory/3632-46-0x0000028148610000-0x0000028148611000-memory.dmp
memory/3632-47-0x0000028148720000-0x0000028148721000-memory.dmp