Malware Analysis Report

2025-08-10 17:57

Sample ID 230215-2mda9aee88
Target 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
SHA256 486ede4ecff9a951261af3d267072bf75a37e7812afd91dc4c30bf5535dede8b
Tags
emotet banker trojan
score
10/10

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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

486ede4ecff9a951261af3d267072bf75a37e7812afd91dc4c30bf5535dede8b

Threat Level: Known bad

The file 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Suspicious use of UnmapMainImage

Modifies data under HKEY_USERS

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-02-15 22:41

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-15 22:41

Reported

2023-02-15 22:41

Platform

win7-20220901-en

Max time kernel

1s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe"

Signatures

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
PID 860 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe"

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe

--53146567

Network

N/A

Files

memory/860-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

memory/860-56-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1776-55-0x0000000000000000-mapping.dmp

memory/1776-58-0x0000000000260000-0x0000000000271000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-15 22:41

Reported

2023-02-15 22:44

Platform

win10v2004-20220812-en

Max time kernel

133s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\langspinned.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\langspinned.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\langspinned.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\langspinned.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\langspinned.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\langspinned.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\langspinned.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe"

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe

--53146567

C:\Windows\SysWOW64\langspinned.exe

"C:\Windows\SysWOW64\langspinned.exe"

C:\Windows\SysWOW64\langspinned.exe

--eee82ff3

Network

Country Destination Domain Proto
US 20.42.65.85:443 tcp
BO 200.58.171.51:80 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
MX 189.196.140.187:80 tcp
KR 222.104.222.145:443 tcp
MY 115.132.227.247:443 tcp
CO 190.85.206.228:80 tcp

Files

memory/884-132-0x00000000006C0000-0x00000000006D1000-memory.dmp

memory/5068-133-0x0000000000000000-mapping.dmp

memory/884-135-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-134-0x00000000006C0000-0x00000000006D1000-memory.dmp

memory/5068-136-0x0000000000400000-0x0000000000429000-memory.dmp

memory/5068-137-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4944-138-0x0000000000000000-mapping.dmp

memory/5068-139-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4944-140-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4944-141-0x0000000000400000-0x0000000000429000-memory.dmp