Malware Analysis Report

2025-08-10 14:40

Sample ID 241112-zn4tgs1ekj
Target 1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe
SHA256 1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe
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

1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe

Threat Level: Known bad

The file 1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe was found to be: Known bad.

Malicious Activity Summary

emotet epoch4 banker trojan

Emotet

Emotet family

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-12 20:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 20:52

Reported

2024-11-12 20:55

Platform

win7-20240903-en

Max time kernel

140s

Max time network

143s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe.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

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 1800 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1800 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1800 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1800 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1800 wrote to memory of 2060 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\1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HgLkhdJHsK\ZMihShcNdijaA.dll"

Network

Country Destination Domain Proto
US 173.239.37.178:8080 tcp
US 173.239.37.178:8080 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
DE 172.105.70.96:443 172.105.70.96 tcp
US 8.8.8.8:53 e5.o.lencr.org udp
GB 2.23.210.82:80 e5.o.lencr.org tcp
TH 150.95.66.124:8080 tcp
TH 150.95.66.124:8080 tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp
CA 149.56.131.28:8080 tcp
CA 149.56.131.28:8080 tcp

Files

memory/1800-0-0x0000000180000000-0x000000018002F000-memory.dmp

memory/1800-3-0x00000000002C0000-0x00000000002C1000-memory.dmp

memory/1800-4-0x000007FEF6AC0000-0x000007FEF6B2C000-memory.dmp

memory/2060-8-0x0000000180000000-0x000000018002F000-memory.dmp

memory/2060-9-0x000007FEF6A50000-0x000007FEF6ABC000-memory.dmp

memory/2060-11-0x000007FEF6A50000-0x000007FEF6ABC000-memory.dmp

memory/2060-12-0x000007FEF6A50000-0x000007FEF6ABC000-memory.dmp

memory/2060-30-0x000007FEF6A50000-0x000007FEF6ABC000-memory.dmp

memory/2060-31-0x000007FEF6A50000-0x000007FEF6ABC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 20:52

Reported

2024-11-12 20:55

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

151s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe.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

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 1472 wrote to memory of 1664 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1472 wrote to memory of 1664 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\1d8d939ec3453ef6c2190ec6200822eeb5d039b420c9a6dec0b4badfd1833dbe.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TmKMvBFJDzcqBb\ulBUchHq.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 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 173.239.37.178:8080 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
US 8.8.8.8:53 7.244.29.89.in-addr.arpa udp
DE 172.105.70.96:443 172.105.70.96 tcp
US 8.8.8.8:53 e5.o.lencr.org udp
GB 2.23.210.75:80 e5.o.lencr.org tcp
US 8.8.8.8:53 96.70.105.172.in-addr.arpa udp
US 8.8.8.8:53 69.194.219.23.in-addr.arpa udp
US 8.8.8.8:53 75.210.23.2.in-addr.arpa udp
TH 150.95.66.124:8080 tcp
US 8.8.8.8:53 106.209.201.84.in-addr.arpa udp
CA 149.56.131.28:8080 tcp
BR 201.94.166.162:443 tcp
BR 131.100.24.231:80 tcp
FR 94.23.45.86:4143 tcp

Files

memory/1472-0-0x00000000009B0000-0x00000000009B1000-memory.dmp

memory/1472-1-0x0000000180000000-0x000000018002F000-memory.dmp

memory/1472-4-0x00007FFBE6590000-0x00007FFBE65FC000-memory.dmp

memory/1664-8-0x0000000180000000-0x000000018002F000-memory.dmp