Malware Analysis Report

2025-08-05 17:30

Sample ID 221031-2tsdraehal
Target 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec
SHA256 4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec
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

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

Analysis: static1

Detonation Overview

Reported

2022-10-31 22:52

Signatures

N/A

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

"C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.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 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 5112 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe
PID 1984 wrote to memory of 4028 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Windows\SysWOW64\schtasks.exe
PID 1984 wrote to memory of 4028 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Windows\SysWOW64\schtasks.exe
PID 1984 wrote to memory of 4028 N/A C:\Users\Admin\AppData\Local\Temp\4aa440a5340c2f61aa12978bc923abd40908d0f0ab7d218fe0819c3ff6cf09ec.exe C:\Windows\SysWOW64\schtasks.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 1776 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3368 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 3368 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 3368 wrote to memory of 1540 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 3720 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4804 wrote to memory of 4424 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\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