Analysis Overview
SHA256
33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e
Threat Level: Likely malicious
The file 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e was found to be: Likely malicious.
Malicious Activity Summary
Executes dropped EXE
Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-31 22:04
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-31 22:04
Reported
2022-10-31 22:07
Platform
win10-20220812-en
Max time kernel
144s
Max time network
74s
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 2676 set thread context of 4832 | N/A | C:\Users\Admin\AppData\Local\Temp\33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e.exe | C:\Users\Admin\AppData\Local\Temp\33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e.exe |
| PID 1000 set thread context of 5028 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe |
| PID 5104 set thread context of 4472 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe |
| PID 912 set thread context of 752 | 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\33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e.exe
"C:\Users\Admin\AppData\Local\Temp\33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e.exe"
C:\Users\Admin\AppData\Local\Temp\33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e.exe
C:\Users\Admin\AppData\Local\Temp\33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e.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 |
| JP | 13.78.111.198:443 | tcp |
Files
memory/2676-116-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-117-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-118-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-119-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-120-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-121-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-122-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-123-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-124-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-125-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-126-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-127-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-128-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-129-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-130-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-131-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-132-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-133-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-134-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-135-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-136-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-137-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-138-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-139-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-141-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-140-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-142-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-143-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-144-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-145-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-146-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-147-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-148-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-149-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-150-0x0000000000760000-0x00000000007B6000-memory.dmp
memory/2676-151-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-152-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-153-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-154-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-155-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-156-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-157-0x0000000007450000-0x000000000751C000-memory.dmp
memory/2676-158-0x0000000007A20000-0x0000000007F1E000-memory.dmp
memory/2676-159-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-160-0x00000000075C0000-0x0000000007652000-memory.dmp
memory/2676-161-0x0000000007520000-0x0000000007526000-memory.dmp
memory/2676-162-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-163-0x0000000007860000-0x00000000078D6000-memory.dmp
memory/2676-164-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-165-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-166-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-167-0x0000000007570000-0x000000000758E000-memory.dmp
memory/2676-168-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-169-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-170-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-171-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-173-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-172-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-174-0x0000000000400000-0x0000000000406000-memory.dmp
memory/4832-175-0x0000000000402354-mapping.dmp
memory/4832-176-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-177-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-178-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-182-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-180-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-184-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-185-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-186-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-187-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4832-183-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/2676-179-0x0000000077B40000-0x0000000077CCE000-memory.dmp
memory/4292-209-0x0000000000000000-mapping.dmp
memory/4832-228-0x0000000000400000-0x0000000000406000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
memory/5028-285-0x0000000000402354-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
memory/4336-319-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log
| MD5 | db5ef8d7c51bad129d9097bf953e4913 |
| SHA1 | 8439db960aa2d431bf5ec3c37af775b45eb07e06 |
| SHA256 | 1248e67f10b47b397af3c8cbe342bad4be75c68b8e10f4ec6341195cc3138bd9 |
| SHA512 | 04572485790b25e1751347e43b47174051cd153dd75fd55ee5590d25a2579f344cd96cf86cf45bdb7759e3e6d0f734d0ff717148ca70f501b9869e964e036fee |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
memory/4472-393-0x0000000000402354-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
| MD5 | 932d1f73961437633a79d17d72e92cd8 |
| SHA1 | bbd38fa8557953f47fc91b4f84d14bf214a5655c |
| SHA256 | 33d6c817933bcb2b2999386277e6d832f0dd687438c37e331933dff08e05b13e |
| SHA512 | 06bbc91e904c7cebf50a71bf5bea2d1813cba3573f4e14f6061c06430f7f7fa44c6f42ee0102fb92f4ccb09ab96a9a1976e7056e5577505562ee35945b81365c |
memory/752-480-0x0000000000402354-mapping.dmp