Malware Analysis Report

2025-08-10 23:15

Sample ID 221031-1yzg7aded9
Target 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
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

3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8

Threat Level: Likely malicious

The file 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8 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 22:04

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-31 22:04

Reported

2022-10-31 22:06

Platform

win10v2004-20220812-en

Max time kernel

110s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.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 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 4516 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe
PID 868 wrote to memory of 1276 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Windows\SysWOW64\schtasks.exe
PID 868 wrote to memory of 1276 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Windows\SysWOW64\schtasks.exe
PID 868 wrote to memory of 1276 N/A C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe C:\Windows\SysWOW64\schtasks.exe
PID 204 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 204 wrote to memory of 864 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 864 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 864 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 864 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2640 wrote to memory of 3748 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\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe

"C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe"

C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.exe

C:\Users\Admin\AppData\Local\Temp\3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8.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:\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

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 20.189.173.4:443 tcp
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp

Files

memory/4516-132-0x0000000000B70000-0x0000000000BC6000-memory.dmp

memory/4516-133-0x0000000008070000-0x0000000008614000-memory.dmp

memory/4516-134-0x0000000007B60000-0x0000000007BF2000-memory.dmp

memory/4516-135-0x0000000007E00000-0x0000000007E76000-memory.dmp

memory/4516-136-0x00000000068A0000-0x00000000068BE000-memory.dmp

memory/868-137-0x0000000000000000-mapping.dmp

memory/868-138-0x0000000000400000-0x0000000000406000-memory.dmp

memory/868-140-0x0000000000400000-0x0000000000406000-memory.dmp

memory/1276-141-0x0000000000000000-mapping.dmp

memory/868-142-0x0000000000400000-0x0000000000406000-memory.dmp

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

MD5 ffbbe95ac1d621b72656e1ba9de24989
SHA1 f7e0ca171b535643ab527b0009f938dad845684f
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA512 887eec5aaf7694a6941fda03e542b6871c18059be38c9e518f8a73d645a198fe1bf404afa14f5b4d2ace695aa4701e4bf26b668bb244108d302d7d8bfc3a66f9

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

MD5 ffbbe95ac1d621b72656e1ba9de24989
SHA1 f7e0ca171b535643ab527b0009f938dad845684f
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA512 887eec5aaf7694a6941fda03e542b6871c18059be38c9e518f8a73d645a198fe1bf404afa14f5b4d2ace695aa4701e4bf26b668bb244108d302d7d8bfc3a66f9

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

MD5 ffbbe95ac1d621b72656e1ba9de24989
SHA1 f7e0ca171b535643ab527b0009f938dad845684f
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA512 887eec5aaf7694a6941fda03e542b6871c18059be38c9e518f8a73d645a198fe1bf404afa14f5b4d2ace695aa4701e4bf26b668bb244108d302d7d8bfc3a66f9

memory/864-146-0x0000000000000000-mapping.dmp

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

MD5 ffbbe95ac1d621b72656e1ba9de24989
SHA1 f7e0ca171b535643ab527b0009f938dad845684f
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA512 887eec5aaf7694a6941fda03e542b6871c18059be38c9e518f8a73d645a198fe1bf404afa14f5b4d2ace695aa4701e4bf26b668bb244108d302d7d8bfc3a66f9

memory/3164-151-0x0000000000000000-mapping.dmp

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

MD5 ffbbe95ac1d621b72656e1ba9de24989
SHA1 f7e0ca171b535643ab527b0009f938dad845684f
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA512 887eec5aaf7694a6941fda03e542b6871c18059be38c9e518f8a73d645a198fe1bf404afa14f5b4d2ace695aa4701e4bf26b668bb244108d302d7d8bfc3a66f9

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

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

memory/3748-154-0x0000000000000000-mapping.dmp

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

MD5 ffbbe95ac1d621b72656e1ba9de24989
SHA1 f7e0ca171b535643ab527b0009f938dad845684f
SHA256 3433fe488bf75be49c41aa0fb16169e2aa2980cec537d0d44beff97140abfca8
SHA512 887eec5aaf7694a6941fda03e542b6871c18059be38c9e518f8a73d645a198fe1bf404afa14f5b4d2ace695aa4701e4bf26b668bb244108d302d7d8bfc3a66f9