Malware Analysis Report

2024-09-22 22:18

Sample ID 240615-fs9ezstcpm
Target acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118
SHA256 e0efd84ba7aba6074e1d4d74f8f81c7e100a069fb8a723f014cf4b7ce8b99bf9
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

e0efd84ba7aba6074e1d4d74f8f81c7e100a069fb8a723f014cf4b7ce8b99bf9

Threat Level: Known bad

The file acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 05:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 05:09

Reported

2024-06-15 05:11

Platform

win7-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 45.16.226.117:443 tcp
US 45.16.226.117:443 tcp
FR 91.121.54.71:8080 tcp
FR 91.121.54.71:8080 tcp
US 209.236.123.42:8080 tcp
US 209.236.123.42:8080 tcp

Files

memory/3016-4-0x0000000000240000-0x0000000000241000-memory.dmp

memory/3016-0-0x0000000000260000-0x000000000026C000-memory.dmp

memory/3016-5-0x0000000000250000-0x0000000000259000-memory.dmp

memory/3016-6-0x0000000000260000-0x000000000026C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 05:09

Reported

2024-06-15 05:11

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\TSWorkspace\Windows.Storage.Compression.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\TSWorkspace\Windows.Storage.Compression.exe C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_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\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\acfaa9ce537c65660b347e6d3ff22646_JaffaCakes118.exe"

C:\Windows\SysWOW64\TSWorkspace\Windows.Storage.Compression.exe

"C:\Windows\SysWOW64\TSWorkspace\Windows.Storage.Compression.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 45.16.226.117:443 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
FR 91.121.54.71:8080 tcp
US 209.236.123.42:8080 tcp
GB 89.32.150.160:8080 tcp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
BR 45.161.242.102:80 tcp
UA 37.52.87.0:80 tcp
US 8.8.8.8:53 214.143.182.52.in-addr.arpa udp

Files

memory/4100-0-0x0000000002290000-0x000000000229C000-memory.dmp

memory/4100-5-0x0000000002280000-0x0000000002289000-memory.dmp

memory/4100-4-0x0000000002270000-0x0000000002271000-memory.dmp

C:\Windows\SysWOW64\TSWorkspace\Windows.Storage.Compression.exe

MD5 acfaa9ce537c65660b347e6d3ff22646
SHA1 87c40ff4d1df7cd27aa01f0894cd132921269dca
SHA256 e0efd84ba7aba6074e1d4d74f8f81c7e100a069fb8a723f014cf4b7ce8b99bf9
SHA512 80dec006c87a7078bc8f8c4b1a72cbedbfbc2daa6c6e2ac1408bac6a2ae198bb5fadea766db1f2a3903b92166e6a01d6a07d7d380550a92dd62fe6a2f9604ae8

memory/4100-7-0x0000000000400000-0x00000000004D7000-memory.dmp

memory/1272-8-0x0000000000710000-0x000000000071C000-memory.dmp

memory/1272-12-0x0000000000710000-0x000000000071C000-memory.dmp