Malware Analysis Report

2025-01-03 05:59

Sample ID 240228-qy6amach8x
Target 230717-qwxkpscc39
SHA256 b1cad1540ecb290088252635f8e130022eed7486eb128c0ca3d676945d60a9fc
Tags
emotet epoch3 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

b1cad1540ecb290088252635f8e130022eed7486eb128c0ca3d676945d60a9fc

Threat Level: Known bad

The file 230717-qwxkpscc39 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-28 13:41

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-28 13:41

Reported

2024-02-28 13:41

Platform

win7-20240221-en

Max time kernel

15s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe"

Signatures

Emotet

trojan banker emotet

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1940 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
PID 1940 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
PID 1940 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
PID 1940 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2872 wrote to memory of 2860 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2568 wrote to memory of 3048 N/A C:\Windows\SysWOW64\svcsminimum.exe C:\Windows\SysWOW64\svcsminimum.exe
PID 2568 wrote to memory of 3048 N/A C:\Windows\SysWOW64\svcsminimum.exe C:\Windows\SysWOW64\svcsminimum.exe
PID 2568 wrote to memory of 3048 N/A C:\Windows\SysWOW64\svcsminimum.exe C:\Windows\SysWOW64\svcsminimum.exe
PID 2568 wrote to memory of 3048 N/A C:\Windows\SysWOW64\svcsminimum.exe C:\Windows\SysWOW64\svcsminimum.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe
PID 2740 wrote to memory of 2452 N/A C:\Program Files (x86)\Windows Media Player\wmplayer.exe C:\Program Files (x86)\Windows Media Player\setup_wm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe

"C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe"

C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe

--ce824825

C:\Program Files (x86)\Windows Media Player\wmplayer.exe

"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1

C:\Windows\SysWOW64\svcsminimum.exe

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

C:\Program Files (x86)\Windows Media Player\setup_wm.exe

"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1

C:\Windows\SysWOW64\svcsminimum.exe

--fb710691

C:\Program Files (x86)\Windows Media Player\wmplayer.exe

"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1

C:\Program Files (x86)\Windows Media Player\setup_wm.exe

"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1

Network

N/A

Files

memory/1940-0-0x0000000000250000-0x0000000000266000-memory.dmp

memory/1940-2-0x0000000000240000-0x0000000000250000-memory.dmp

memory/2068-6-0x0000000000240000-0x0000000000256000-memory.dmp

memory/2568-11-0x00000000003D0000-0x00000000003E6000-memory.dmp

memory/3048-16-0x00000000001D0000-0x00000000001E6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-28 13:41

Reported

2024-02-28 13:43

Platform

win10v2004-20240226-en

Max time kernel

151s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.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\INetCache\Content.IE5 C:\Windows\SysWOW64\backupbackup.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\backupbackup.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\backupbackup.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\backupbackup.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\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\backupbackup.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\backupbackup.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\backupbackup.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe

"C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe"

C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe

--ce824825

C:\Windows\SysWOW64\backupbackup.exe

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

C:\Windows\SysWOW64\backupbackup.exe

--38b55416

Network

Country Destination Domain Proto
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
PE 190.117.206.153:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
PK 203.99.187.137:443 tcp
CU 200.55.168.82:20 tcp
US 70.32.94.58:8080 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
GB 213.138.100.98:8080 tcp
DE 144.76.62.10:8080 tcp
US 8.8.8.8:53 16.173.189.20.in-addr.arpa udp

Files

memory/980-0-0x00000000022D0000-0x00000000022E6000-memory.dmp

memory/980-4-0x00000000022C0000-0x00000000022D0000-memory.dmp

memory/4868-6-0x0000000001FA0000-0x0000000001FB6000-memory.dmp

memory/3076-11-0x0000000000D50000-0x0000000000D66000-memory.dmp