Malware Analysis Report

2024-12-07 04:27

Sample ID 241113-wdkq3swfpc
Target 731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151
SHA256 731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151
Tags
emotet epoch5 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

731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151

Threat Level: Known bad

The file 731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151 was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker trojan

Emotet

Emotet family

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:48

Reported

2024-11-13 17:50

Platform

win7-20240708-en

Max time kernel

143s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151.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 2424 wrote to memory of 2176 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2424 wrote to memory of 2176 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2424 wrote to memory of 2176 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2424 wrote to memory of 2176 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2424 wrote to memory of 2176 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\731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EIjvy\pOfBEpAThIDhDS.dll"

Network

Country Destination Domain Proto
ID 115.178.55.22:80 tcp
SG 172.105.115.71:8080 tcp
KR 218.38.121.17:443 tcp
KR 218.38.121.17:443 tcp
BR 186.250.48.5:443 tcp
IN 103.71.99.57:8080 tcp
DE 85.214.67.203:8080 tcp
FR 85.25.120.45:8080 tcp
CN 139.196.72.155:8080 tcp
ID 103.85.95.4:8080 tcp
US 198.199.70.22:8080 tcp

Files

memory/2424-0-0x0000000000500000-0x0000000000501000-memory.dmp

memory/2424-2-0x0000000001C40000-0x0000000001C6E000-memory.dmp

memory/2424-7-0x0000000180000000-0x00000001800A2000-memory.dmp

memory/2176-8-0x0000000180000000-0x00000001800A2000-memory.dmp

memory/2176-11-0x0000000180000000-0x00000001800A2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:48

Reported

2024-11-13 17:50

Platform

win10v2004-20241007-en

Max time kernel

138s

Max time network

147s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151.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 4528 wrote to memory of 4448 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4528 wrote to memory of 4448 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\731755f3c381ec878ebbdc6a455555ac12fab1cfc9ff989379358ad4bdc24151.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NPGAuOcz\PPHnItuLfEpvU.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 82.190.18.2.in-addr.arpa udp
ID 115.178.55.22:80 tcp
SG 172.105.115.71:8080 tcp
KR 218.38.121.17:443 218.38.121.17 tcp
US 8.8.8.8:53 17.121.38.218.in-addr.arpa udp
BR 186.250.48.5:443 tcp
IN 103.71.99.57:8080 tcp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
DE 85.214.67.203:8080 tcp
FR 85.25.120.45:8080 tcp
CN 139.196.72.155:8080 tcp

Files

memory/4528-0-0x0000000002DB0000-0x0000000002DDE000-memory.dmp

memory/4528-3-0x0000000001560000-0x0000000001561000-memory.dmp

memory/4528-7-0x0000000180000000-0x00000001800A2000-memory.dmp