Malware Analysis Report

2024-12-07 04:27

Sample ID 241113-v9ghvswfjb
Target a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da
SHA256 a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da
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

a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da

Threat Level: Known bad

The file a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da 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 17:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:41

Reported

2024-11-13 17:43

Platform

win7-20240903-en

Max time kernel

142s

Max time network

147s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da.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 2340 wrote to memory of 1532 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2340 wrote to memory of 1532 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2340 wrote to memory of 1532 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2340 wrote to memory of 1532 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2340 wrote to memory of 1532 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\a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WcytzhBPMqNj\iYkobZQJrci.dll"

Network

Country Destination Domain Proto
KR 218.38.121.17:443 tcp
KR 218.38.121.17:443 tcp
BR 186.250.48.5:443 tcp
IT 80.211.107.116:8080 tcp
US 174.138.33.49:7080 tcp
SG 165.22.254.236:8080 tcp
DE 185.148.169.10:8080 tcp
DE 62.171.178.147:8080 tcp
SG 128.199.217.206:443 tcp
ID 210.57.209.142:8080 tcp
ID 36.67.23.59:443 tcp

Files

memory/2340-0-0x0000000180000000-0x0000000180030000-memory.dmp

memory/2340-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/2340-7-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp

memory/1532-8-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp

memory/1532-11-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp

memory/1532-18-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:41

Reported

2024-11-13 17:43

Platform

win10v2004-20241007-en

Max time kernel

138s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da.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 2376 wrote to memory of 2880 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2376 wrote to memory of 2880 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\a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WrGKnxxWslYzAWZ\MRktWIi.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 101.208.201.84.in-addr.arpa udp
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
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
BR 186.250.48.5:443 tcp
IT 80.211.107.116:8080 tcp
US 174.138.33.49:7080 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
SG 165.22.254.236:8080 tcp
DE 185.148.169.10:8080 tcp
DE 62.171.178.147:8080 tcp
SG 128.199.217.206:443 tcp
ID 210.57.209.142:8080 tcp

Files

memory/2376-0-0x0000000180000000-0x0000000180030000-memory.dmp

memory/2376-3-0x00000000027D0000-0x00000000027D1000-memory.dmp

memory/2376-7-0x00007FFE66D40000-0x00007FFE66E16000-memory.dmp