Malware Analysis Report

2024-09-22 22:21

Sample ID 240618-lj74fsxfmc
Target bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118
SHA256 94ebfce91f3e33f398694a84199262f9bb716e9c6a197aadd4306114f9244597
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

94ebfce91f3e33f398694a84199262f9bb716e9c6a197aadd4306114f9244597

Threat Level: Known bad

The file bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-18 09:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-18 09:34

Reported

2024-06-18 09:37

Platform

win7-20231129-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp

Files

memory/2848-7-0x0000000000260000-0x000000000026F000-memory.dmp

memory/2848-4-0x00000000003A0000-0x00000000003B0000-memory.dmp

memory/2848-0-0x0000000000300000-0x0000000000312000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-18 09:34

Reported

2024-06-18 09:37

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bb3ef0fd1c3fda718b2a1aaaa8b1abeb_JaffaCakes118.exe"

C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe

"C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.75:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 147.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 152.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 75.61.62.23.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/4472-4-0x00000000022F0000-0x0000000002300000-memory.dmp

memory/4472-1-0x00000000022D0000-0x00000000022E2000-memory.dmp

memory/4472-7-0x0000000000600000-0x000000000060F000-memory.dmp

C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe

MD5 bb3ef0fd1c3fda718b2a1aaaa8b1abeb
SHA1 c01de5054de52b709242ce4e843fa8c9a71b1687
SHA256 94ebfce91f3e33f398694a84199262f9bb716e9c6a197aadd4306114f9244597
SHA512 3d82181496badbe957e520052a8376ca2861dcdd03445d914db172318e45304c446881626840058fefd5cd5f4a8341299043f7ea36002b5e0e545d671a406985

memory/4472-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/2796-14-0x00000000021B0000-0x00000000021C0000-memory.dmp

memory/2796-10-0x0000000002190000-0x00000000021A2000-memory.dmp