Malware Analysis Report

2024-09-22 22:19

Sample ID 240617-k2q28ateqh
Target b7cd6202c99c76938131f4d810f47afc_JaffaCakes118
SHA256 ef99b57cc60d6e12de093bfc7b28284c7e455cabff981de54d0eac27a33567b3
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

ef99b57cc60d6e12de093bfc7b28284c7e455cabff981de54d0eac27a33567b3

Threat Level: Known bad

The file b7cd6202c99c76938131f4d810f47afc_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 behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 09:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 09:06

Reported

2024-06-17 09:08

Platform

win7-20240508-en

Max time kernel

145s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_JaffaCakes118.exe"

Network

Country Destination Domain Proto
LV 91.105.94.200:80 tcp
LV 91.105.94.200:80 tcp
DE 51.38.124.206:80 tcp
DE 51.38.124.206:80 tcp
US 38.88.126.202:8080 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp

Files

memory/2244-7-0x0000000000270000-0x000000000027F000-memory.dmp

memory/2244-4-0x00000000002B0000-0x00000000002C0000-memory.dmp

memory/2244-0-0x0000000000280000-0x0000000000292000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 09:06

Reported

2024-06-17 09:08

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_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\perfmon\rtmpltfm.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\perfmon\rtmpltfm.exe C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_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\b7cd6202c99c76938131f4d810f47afc_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b7cd6202c99c76938131f4d810f47afc_JaffaCakes118.exe"

C:\Windows\SysWOW64\perfmon\rtmpltfm.exe

"C:\Windows\SysWOW64\perfmon\rtmpltfm.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4108,i,8998666007764333392,14724298544432336038,262144 --variations-seed-version --mojo-platform-channel-handle=4464 /prefetch:8

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 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
BE 2.17.107.106:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 106.107.17.2.in-addr.arpa udp
LV 91.105.94.200:80 tcp
DE 51.38.124.206:80 51.38.124.206 tcp
US 8.8.8.8:53 206.124.38.51.in-addr.arpa udp
US 38.88.126.202:8080 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
IE 52.111.236.22:443 tcp
FR 54.37.42.48:8080 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
BR 189.2.177.210:443 tcp
US 8.8.8.8:53 200.131.50.23.in-addr.arpa udp
AR 181.30.61.163:443 tcp
IT 185.178.10.77:80 tcp
IL 199.203.62.165:80 tcp

Files

memory/1444-4-0x0000000002240000-0x0000000002250000-memory.dmp

memory/1444-0-0x0000000002220000-0x0000000002232000-memory.dmp

memory/1444-7-0x0000000000630000-0x000000000063F000-memory.dmp

C:\Windows\SysWOW64\perfmon\rtmpltfm.exe

MD5 b7cd6202c99c76938131f4d810f47afc
SHA1 b221f4ddc88469c85b051cc7c4ef91025b36f5c3
SHA256 ef99b57cc60d6e12de093bfc7b28284c7e455cabff981de54d0eac27a33567b3
SHA512 a6178cead6aba981c15f322d117145cbbebce7f8973facf886d18f141dacb7b3590dd3bb036a44afe2af445f2343cbd3ca1d598082c68bfb68ef0aa990944f2d

memory/1444-9-0x0000000000400000-0x0000000000471000-memory.dmp

memory/4376-14-0x0000000000630000-0x0000000000640000-memory.dmp

memory/4376-10-0x0000000000610000-0x0000000000622000-memory.dmp