Malware Analysis Report

2024-12-07 04:17

Sample ID 241113-we1tpawkbs
Target 09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e
SHA256 09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e
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

09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e

Threat Level: Known bad

The file 09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e 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 17:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:50

Reported

2024-11-13 17:53

Platform

win7-20240903-en

Max time kernel

147s

Max time network

122s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e.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 2372 wrote to memory of 2784 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2372 wrote to memory of 2784 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2372 wrote to memory of 2784 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2372 wrote to memory of 2784 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2372 wrote to memory of 2784 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\09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TFBubePkTif\rzkyx.dll"

Network

N/A

Files

memory/2372-0-0x0000000001E10000-0x0000000001EBA000-memory.dmp

memory/2372-2-0x0000000001E10000-0x0000000001EBA000-memory.dmp

memory/2372-9-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/2372-10-0x0000000180000000-0x000000018002B000-memory.dmp

memory/2372-13-0x0000000001E10000-0x0000000001EBA000-memory.dmp

memory/2784-14-0x0000000000420000-0x00000000004CA000-memory.dmp

memory/2784-16-0x0000000000420000-0x00000000004CA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:50

Reported

2024-11-13 17:53

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

155s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e.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 1660 wrote to memory of 4384 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1660 wrote to memory of 4384 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\09041070e9504256779049edef72dc03cebd47e0cb5fbf66276d4a00838e3f4e.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\IUiKA\Navjh.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
LU 104.244.79.94:443 tcp
IN 103.224.241.74:8080 tcp
IN 157.245.111.0:8080 tcp
US 104.248.225.227:8080 tcp

Files

memory/1660-0-0x0000000000400000-0x00000000004AA000-memory.dmp

memory/1660-5-0x0000000000D40000-0x0000000000D41000-memory.dmp

memory/1660-7-0x0000000180000000-0x000000018002B000-memory.dmp

memory/1660-9-0x0000000000400000-0x00000000004AA000-memory.dmp

memory/4384-10-0x0000000000400000-0x00000000004AA000-memory.dmp

memory/4384-17-0x0000000000400000-0x00000000004AA000-memory.dmp

memory/4384-19-0x0000000000400000-0x00000000004AA000-memory.dmp