Malware Analysis Report

2024-12-07 04:13

Sample ID 241113-wpm1kswhjg
Target 4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f
SHA256 4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f
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

4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f

Threat Level: Known bad

The file 4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 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

2024-11-13 18:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 18:05

Reported

2024-11-13 18:08

Platform

win7-20240903-en

Max time kernel

148s

Max time network

149s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f.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 2088 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2088 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2088 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2088 wrote to memory of 2060 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2088 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\4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ErtPZQFoSd\RXaXxS.dll"

Network

Country Destination Domain Proto
MY 103.8.26.17:8080 tcp
MY 103.8.26.17:8080 tcp
US 134.122.119.23:8080 tcp
US 134.122.119.23:8080 tcp
US 104.248.225.227:8080 tcp
US 104.248.225.227:8080 tcp
RU 188.225.32.231:4143 tcp
RU 188.225.32.231:4143 tcp
FR 195.154.146.35:443 tcp

Files

memory/2088-0-0x0000000180000000-0x0000000180031000-memory.dmp

memory/2088-3-0x00000000002C0000-0x00000000002C1000-memory.dmp

memory/2088-4-0x000007FEF6F00000-0x000007FEF6F6D000-memory.dmp

memory/2060-8-0x0000000180000000-0x0000000180031000-memory.dmp

memory/2060-9-0x000007FEF6EA0000-0x000007FEF6F0D000-memory.dmp

memory/2060-11-0x000007FEF6EA0000-0x000007FEF6F0D000-memory.dmp

memory/2060-12-0x000007FEF6EA0000-0x000007FEF6F0D000-memory.dmp

memory/2060-17-0x000007FEF6EA0000-0x000007FEF6F0D000-memory.dmp

memory/2060-18-0x000007FEF6EA0000-0x000007FEF6F0D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 18:05

Reported

2024-11-13 18:08

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f.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 2160 wrote to memory of 3212 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2160 wrote to memory of 3212 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\4af88f479e212c8477acb1b37e796b492316b9054d28c019ab3a3437f3850a2f.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HuiciBDwbAqK\sOSKzpkHyCA.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
MY 103.8.26.17:8080 tcp
US 134.122.119.23:8080 tcp
US 104.248.225.227:8080 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 188.225.32.231:4143 tcp
US 8.8.8.8:53 103.209.201.84.in-addr.arpa udp
FR 195.154.146.35:443 tcp
US 8.8.8.8:53 104.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
GB 178.62.112.199:8080 tcp
KR 116.124.128.206:8080 tcp
IN 103.133.214.242:8080 tcp
DE 85.214.67.203:8080 tcp

Files

memory/2160-0-0x0000000001320000-0x0000000001321000-memory.dmp

memory/2160-1-0x0000000180000000-0x0000000180031000-memory.dmp

memory/2160-4-0x00007FFD3EC20000-0x00007FFD3EC8D000-memory.dmp

memory/3212-8-0x0000000180000000-0x0000000180031000-memory.dmp