Malware Analysis Report

2025-08-05 17:23

Sample ID 221031-2vqasaehbk
Target 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
Tags
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd

Threat Level: Likely malicious

The file 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd 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

Analysis: static1

Detonation Overview

Reported

2022-10-31 22:54

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-31 22:54

Reported

2022-10-31 22:57

Platform

win10v2004-20220901-en

Max time kernel

106s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe"

Signatures

Creates scheduled task(s)

persistence
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

Description Indicator Process Target
PID 2532 wrote to memory of 2656 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 2656 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 2656 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 2532 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe
PID 5096 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Windows\SysWOW64\schtasks.exe
PID 5096 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Windows\SysWOW64\schtasks.exe
PID 5096 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4692 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1940 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 1940 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 1940 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 1844 wrote to memory of 972 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 972 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 972 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1844 wrote to memory of 1088 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe

"C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe"

C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe

C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe

C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.exe

C:\Users\Admin\AppData\Local\Temp\62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd.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

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 20.189.173.5:443 tcp
NL 104.80.225.205:443 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 13.107.42.16:443 tcp

Files

memory/2532-132-0x0000000000250000-0x00000000002A6000-memory.dmp

memory/2532-133-0x0000000007720000-0x0000000007CC4000-memory.dmp

memory/2532-134-0x0000000007210000-0x00000000072A2000-memory.dmp

memory/2532-135-0x0000000007530000-0x00000000075A6000-memory.dmp

memory/2532-136-0x00000000071E0000-0x00000000071FE000-memory.dmp

memory/5096-137-0x0000000000000000-mapping.dmp

memory/5096-138-0x0000000000400000-0x0000000000406000-memory.dmp

memory/5096-140-0x0000000000400000-0x0000000000406000-memory.dmp

memory/1132-141-0x0000000000000000-mapping.dmp

memory/5096-142-0x0000000000400000-0x0000000000406000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

MD5 d0a7906b4f4e7eed3a74b9ef9e2b0a21
SHA1 f095772e113973f627d1d974358a7b0a28dba964
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA512 65c0e7d4abff1d050763f12a7006201519a9037ad09c57103223f3b23c7395cf360bd016e3aa9d0dd8bf31c99bdfdc28a8094c16ce578c3e45dbea0572202592

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

MD5 d0a7906b4f4e7eed3a74b9ef9e2b0a21
SHA1 f095772e113973f627d1d974358a7b0a28dba964
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA512 65c0e7d4abff1d050763f12a7006201519a9037ad09c57103223f3b23c7395cf360bd016e3aa9d0dd8bf31c99bdfdc28a8094c16ce578c3e45dbea0572202592

memory/1940-145-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

MD5 d0a7906b4f4e7eed3a74b9ef9e2b0a21
SHA1 f095772e113973f627d1d974358a7b0a28dba964
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA512 65c0e7d4abff1d050763f12a7006201519a9037ad09c57103223f3b23c7395cf360bd016e3aa9d0dd8bf31c99bdfdc28a8094c16ce578c3e45dbea0572202592

memory/2716-150-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

MD5 d0a7906b4f4e7eed3a74b9ef9e2b0a21
SHA1 f095772e113973f627d1d974358a7b0a28dba964
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA512 65c0e7d4abff1d050763f12a7006201519a9037ad09c57103223f3b23c7395cf360bd016e3aa9d0dd8bf31c99bdfdc28a8094c16ce578c3e45dbea0572202592

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log

MD5 03d2df1e8834bc4ec1756735429b458c
SHA1 4ee6c0f5b04c8e0c5076219c5724032daab11d40
SHA256 745ab70552d9a0463b791fd8dc1942838ac3e34fb1a68f09ed3766c7e3b05631
SHA512 2482c3d4478125ccbc7f224f50e86b7bf925ed438b59f4dce57b9b6bcdb59df51417049096b131b6b911173550eed98bc92aba7050861de303a692f0681b197b

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

MD5 d0a7906b4f4e7eed3a74b9ef9e2b0a21
SHA1 f095772e113973f627d1d974358a7b0a28dba964
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA512 65c0e7d4abff1d050763f12a7006201519a9037ad09c57103223f3b23c7395cf360bd016e3aa9d0dd8bf31c99bdfdc28a8094c16ce578c3e45dbea0572202592

memory/1088-154-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

MD5 d0a7906b4f4e7eed3a74b9ef9e2b0a21
SHA1 f095772e113973f627d1d974358a7b0a28dba964
SHA256 62389bb1ee076db37ae0e91c72bc85ca4753a98d97c3ad92c35f5c4c634016fd
SHA512 65c0e7d4abff1d050763f12a7006201519a9037ad09c57103223f3b23c7395cf360bd016e3aa9d0dd8bf31c99bdfdc28a8094c16ce578c3e45dbea0572202592