Malware Analysis Report

2025-08-06 01:55

Sample ID 241112-1lwkrssbpp
Target 37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85
SHA256 37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85
Tags
emotet epoch4 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85

Threat Level: Known bad

The file 37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85 was found to be: Known bad.

Malicious Activity Summary

emotet epoch4 banker trojan

Emotet family

Emotet

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-12 21:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 21:44

Reported

2024-11-12 21:47

Platform

win7-20240708-en

Max time kernel

140s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85.dll

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2568 wrote to memory of 2192 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2568 wrote to memory of 2192 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2568 wrote to memory of 2192 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2568 wrote to memory of 2192 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2568 wrote to memory of 2192 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KIMhMR\OSKUYTNnWEdeXTf.dll"

Network

Country Destination Domain Proto
US 104.168.155.143:8080 tcp
US 104.168.155.143:8080 tcp
US 45.55.191.130:443 tcp
US 45.55.191.130:443 tcp
DE 213.239.212.5:443 tcp
DE 213.239.212.5:443 tcp
US 135.148.6.80:443 tcp
DE 144.91.78.55:443 tcp
DE 144.91.78.55:443 tcp

Files

memory/2568-4-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2568-1-0x0000000180000000-0x000000018002D000-memory.dmp

memory/2568-0-0x00000000002D0000-0x00000000002D1000-memory.dmp

memory/2192-8-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2192-10-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2192-11-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2192-17-0x0000000010000000-0x00000000100C2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab765A.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

memory/2192-36-0x0000000010000000-0x00000000100C2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 21:44

Reported

2024-11-12 21:47

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85.dll

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1780 wrote to memory of 428 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1780 wrote to memory of 428 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\37283c5ae0ee8e6698c1c57c7c387d074135de4783e9affd8495e84030e6df85.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\VoJMF\OOCQtG.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 104.168.155.143:8080 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
US 45.55.191.130:443 tcp
DE 213.239.212.5:443 tcp
US 135.148.6.80:443 tcp
DE 144.91.78.55:443 tcp
US 8.8.8.8:53 80.6.148.135.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
ID 45.118.115.99:8080 tcp
GR 185.4.135.165:8080 tcp
GB 159.65.88.10:8080 tcp

Files

memory/1780-0-0x0000000001490000-0x0000000001491000-memory.dmp

memory/1780-1-0x0000000180000000-0x000000018002D000-memory.dmp

memory/1780-4-0x0000000010000000-0x00000000100C2000-memory.dmp