Analysis Overview
SHA256
d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0
Threat Level: Known bad
The file docbit20230908.exe.1 was found to be: Known bad.
Malicious Activity Summary
BitRAT
Executes dropped EXE
Suspicious use of SetThreadContext
Suspicious use of NtSetInformationThreadHideFromDebugger
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-14 00:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-14 00:15
Reported
2023-10-14 11:58
Platform
win10v2004-20230915-en
Max time kernel
57s
Max time network
84s
Command Line
Signatures
BitRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3004 set thread context of 2084 | N/A | C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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\docbit20230908.exe
"C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2084 -ip 2084
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 540
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.81.57.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.57.101.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
Files
memory/3004-1-0x0000000000AC0000-0x0000000000EC2000-memory.dmp
memory/3004-0-0x00000000752E0000-0x0000000075A90000-memory.dmp
memory/3004-2-0x0000000005810000-0x0000000005820000-memory.dmp
memory/3004-3-0x00000000752E0000-0x0000000075A90000-memory.dmp
memory/3004-4-0x0000000005990000-0x0000000005D58000-memory.dmp
memory/2084-5-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/3004-9-0x00000000752E0000-0x0000000075A90000-memory.dmp
memory/2084-11-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-15-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-16-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-17-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-18-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-19-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-20-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-21-0x0000000000A10000-0x0000000000DDE000-memory.dmp
memory/2084-22-0x0000000000A10000-0x0000000000DDE000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | 95a5e311796bc58c13c63ca0b265670c |
| SHA1 | 260cc604b669fb8c16cd2a2df09b13417b0c5752 |
| SHA256 | d456e464f553687d60c65119dc0d6806f3f610dda2f20fd85ad535a486c0d0a4 |
| SHA512 | b73cef59a652293b9783ad6c1674f7691122bfce35a1f3474072a7d2a43171478621ec1640612b47d296427211cfea122cdba268921a3be667e23efe6bc13b2a |
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | 6c91392709935a32f7784e6cc7a4430a |
| SHA1 | 6d02ae73900d758ab509410a2512e2154f1f0595 |
| SHA256 | 0cfe393681b073e2634167e2554e654f93eacbb02de04e2f18f66f360f137d86 |
| SHA512 | 4c9c66046dc21a54e6d9b9a5a8221a56b9146da4808c75d6be8029b7f544cfa1cb102eeb5246000f60897c737327d923fcbbe69da8937d75b179f0ac45accc21 |
memory/4792-27-0x00000000752E0000-0x0000000075A90000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-14 00:15
Reported
2023-10-14 11:58
Platform
win7-20230831-en
Max time kernel
152s
Max time network
165s
Command Line
Signatures
BitRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1964 set thread context of 2736 | N/A | C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
| PID 1804 set thread context of 860 | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe
"C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\system32\taskeng.exe
taskeng.exe {6673C2F3-4517-473A-AF12-6C3B0AB6446C} S-1-5-21-2180306848-1874213455-4093218721-1000:XEBBURHY\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | homesafe1000.duckdns.org | udp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| US | 8.8.8.8:53 | homesafe1000.duckdns.org | udp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
| US | 8.8.8.8:53 | homesafe1000.duckdns.org | udp |
| NL | 79.110.62.151:1234 | homesafe1000.duckdns.org | tcp |
Files
memory/1964-1-0x00000000003C0000-0x00000000007C2000-memory.dmp
memory/1964-0-0x00000000748E0000-0x0000000074FCE000-memory.dmp
memory/1964-2-0x0000000004C00000-0x0000000004C40000-memory.dmp
memory/1964-3-0x00000000748E0000-0x0000000074FCE000-memory.dmp
memory/1964-4-0x0000000004C00000-0x0000000004C40000-memory.dmp
memory/1964-5-0x0000000005540000-0x0000000005908000-memory.dmp
memory/2736-6-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-8-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-10-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-12-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-14-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-16-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-18-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2736-22-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1964-25-0x00000000748E0000-0x0000000074FCE000-memory.dmp
memory/2736-24-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-27-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-29-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-32-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-34-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-36-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-42-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-40-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-38-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-44-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-45-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-46-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-47-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-49-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-50-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-51-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-52-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-53-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-54-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-55-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-57-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-56-0x0000000000400000-0x00000000007CE000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | 81e0872e2be9487534ddd879b05e6f62 |
| SHA1 | f97c783cb79036a9f2ff27e70a182f1b6919da18 |
| SHA256 | d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0 |
| SHA512 | 40bfff8cb99869510332a8f2c4f62a354de1ed0aa02fcef522c38deecac90c5429a19ee31c1d3eac6bf10f3e7e9cd3439891c949f5d2763bf2463d7bcdab6f90 |
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | 81e0872e2be9487534ddd879b05e6f62 |
| SHA1 | f97c783cb79036a9f2ff27e70a182f1b6919da18 |
| SHA256 | d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0 |
| SHA512 | 40bfff8cb99869510332a8f2c4f62a354de1ed0aa02fcef522c38deecac90c5429a19ee31c1d3eac6bf10f3e7e9cd3439891c949f5d2763bf2463d7bcdab6f90 |
memory/1804-60-0x0000000000210000-0x0000000000612000-memory.dmp
memory/1804-61-0x0000000073690000-0x0000000073D7E000-memory.dmp
memory/1804-62-0x0000000004C00000-0x0000000004C40000-memory.dmp
memory/2736-63-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1804-64-0x0000000073690000-0x0000000073D7E000-memory.dmp
memory/2736-65-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1804-66-0x0000000004C00000-0x0000000004C40000-memory.dmp
memory/2736-67-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2736-68-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/860-78-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1804-85-0x0000000073690000-0x0000000073D7E000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | 985982995f86012f6bd7d44c76c7f953 |
| SHA1 | 4454ebbb28b01c158c2ae8f18197d78785391eab |
| SHA256 | b93651c9fba3c4c0480f9dac06f9bb59b18ad2941343d395c156a54aacf0e463 |
| SHA512 | e9018fb64bb085b9712edfed4e58dbd82408dba523308ae671b65de96c0cab8e61ce635e130e733c8a04a1f6e16bfa4e27e2378a7eb03e890e87637cc3861c8b |
memory/568-87-0x0000000072FA0000-0x000000007368E000-memory.dmp
memory/568-90-0x0000000000BE0000-0x0000000000FE2000-memory.dmp
memory/568-91-0x0000000000650000-0x0000000000690000-memory.dmp
memory/568-92-0x0000000072FA0000-0x000000007368E000-memory.dmp
memory/568-93-0x0000000000650000-0x0000000000690000-memory.dmp