Malware Analysis Report

2025-08-05 17:23

Sample ID 221031-2v7vtsehbn
Target 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
SHA256 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
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

92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad

Threat Level: Likely malicious

The file 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad 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 22:55

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-31 22:55

Reported

2022-10-31 22:57

Platform

win10v2004-20220812-en

Max time kernel

106s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.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 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 884 wrote to memory of 4352 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe
PID 4352 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Windows\SysWOW64\schtasks.exe
PID 4352 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Windows\SysWOW64\schtasks.exe
PID 4352 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe C:\Windows\SysWOW64\schtasks.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4568 wrote to memory of 4780 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 4780 wrote to memory of 3132 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 4780 wrote to memory of 3132 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 4780 wrote to memory of 3132 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Windows\SysWOW64\schtasks.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
PID 2104 wrote to memory of 2412 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\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe

"C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe"

C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.exe

C:\Users\Admin\AppData\Local\Temp\92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad.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

Network

Country Destination Domain Proto
US 20.42.65.85:443 tcp
NL 104.80.225.205:443 tcp
NL 95.101.78.106:80 tcp
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp

Files

memory/884-132-0x0000000000590000-0x00000000005E6000-memory.dmp

memory/884-133-0x0000000007AB0000-0x0000000008054000-memory.dmp

memory/884-134-0x00000000075A0000-0x0000000007632000-memory.dmp

memory/884-135-0x0000000007840000-0x00000000078B6000-memory.dmp

memory/884-136-0x00000000062D0000-0x00000000062EE000-memory.dmp

memory/4352-137-0x0000000000000000-mapping.dmp

memory/4352-138-0x0000000000400000-0x0000000000406000-memory.dmp

memory/4352-140-0x0000000000400000-0x0000000000406000-memory.dmp

memory/2616-141-0x0000000000000000-mapping.dmp

memory/4352-142-0x0000000000400000-0x0000000000406000-memory.dmp

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

MD5 676618c1957f61dfbe893f464adba508
SHA1 58a6bdca8391dfd69025b81d7b7ef5eaad9fc286
SHA256 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
SHA512 9706d2d3a0aaeb507de7e3731de63a22e12c1a42a6d178240675491f4fc18c90b14746898e4aa081aafae78a459974f8eb04050ad80f2926d2cd4225ce2b28bc

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

MD5 676618c1957f61dfbe893f464adba508
SHA1 58a6bdca8391dfd69025b81d7b7ef5eaad9fc286
SHA256 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
SHA512 9706d2d3a0aaeb507de7e3731de63a22e12c1a42a6d178240675491f4fc18c90b14746898e4aa081aafae78a459974f8eb04050ad80f2926d2cd4225ce2b28bc

memory/4780-145-0x0000000000000000-mapping.dmp

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

MD5 676618c1957f61dfbe893f464adba508
SHA1 58a6bdca8391dfd69025b81d7b7ef5eaad9fc286
SHA256 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
SHA512 9706d2d3a0aaeb507de7e3731de63a22e12c1a42a6d178240675491f4fc18c90b14746898e4aa081aafae78a459974f8eb04050ad80f2926d2cd4225ce2b28bc

memory/3132-150-0x0000000000000000-mapping.dmp

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

MD5 676618c1957f61dfbe893f464adba508
SHA1 58a6bdca8391dfd69025b81d7b7ef5eaad9fc286
SHA256 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
SHA512 9706d2d3a0aaeb507de7e3731de63a22e12c1a42a6d178240675491f4fc18c90b14746898e4aa081aafae78a459974f8eb04050ad80f2926d2cd4225ce2b28bc

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

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

memory/2412-153-0x0000000000000000-mapping.dmp

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

MD5 676618c1957f61dfbe893f464adba508
SHA1 58a6bdca8391dfd69025b81d7b7ef5eaad9fc286
SHA256 92d3f21a6d25f4c8994174dee85d793931d2d6f97b5be6b079210b344579eaad
SHA512 9706d2d3a0aaeb507de7e3731de63a22e12c1a42a6d178240675491f4fc18c90b14746898e4aa081aafae78a459974f8eb04050ad80f2926d2cd4225ce2b28bc