Analysis Overview
SHA256
4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec
Threat Level: Likely malicious
The file 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec was found to be: Likely malicious.
Malicious Activity Summary
Executes dropped EXE
Suspicious use of SetThreadContext
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-31 22:52
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-31 22:52
Reported
2022-10-31 22:55
Platform
win10v2004-20220812-en
Max time kernel
138s
Max time network
150s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5112 set thread context of 1984 | N/A | C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe | C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe |
| PID 1776 set thread context of 3368 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe |
| PID 3720 set thread context of 1684 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe |
| PID 4804 set thread context of 4424 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.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 WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
"C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe"
C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Network
| Country | Destination | Domain | Proto |
| US | 20.42.72.131:443 | tcp | |
| US | 8.253.135.241:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.253.135.241:80 | tcp |
Files
memory/5112-132-0x00000000000A0000-0x00000000000F6000-memory.dmp
memory/5112-133-0x0000000007640000-0x0000000007BE4000-memory.dmp
memory/5112-134-0x0000000007090000-0x0000000007122000-memory.dmp
memory/5112-135-0x00000000075C0000-0x0000000007636000-memory.dmp
memory/5112-136-0x0000000004D00000-0x0000000004D1E000-memory.dmp
memory/1984-137-0x0000000000000000-mapping.dmp
memory/1984-138-0x0000000000400000-0x0000000000406000-memory.dmp
memory/1984-140-0x0000000000400000-0x0000000000406000-memory.dmp
memory/4028-141-0x0000000000000000-mapping.dmp
memory/1984-142-0x0000000000400000-0x0000000000406000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
memory/3368-145-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
memory/1540-150-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log
| MD5 | 03d2df1e8834bc4ec1756735429b458c |
| SHA1 | 4ee6c0f5b04c8e0c5076219c5724032daab11d40 |
| SHA256 | 745ab70552d9a0463b791fd8dc1942838ac3e34fb1a68f09ed3766c7e3b05631 |
| SHA512 | 2482c3d4478125ccbc7f224f50e86b7bf925ed438b59f4dce57b9b6bcdb59df51417049096b131b6b911173550eed98bc92aba7050861de303a692f0681b197b |
memory/1684-153-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |
memory/4424-160-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 75b818a809fcd6af15d8b5e48e41e798 |
| SHA1 | af463118d610ac63fba44ad080d30dd3537812a7 |
| SHA256 | 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec |
| SHA512 | 6f8ed28a2da7de0ea11ac82371b870125846c88cf86a4004d68399f24e78ad672845574eac3669a9c4d42cea8c129fd2ade91d8e50a824eb6af7b892656fa4f4 |