Malware Analysis Report

2024-09-22 22:12

Sample ID 240615-znvwksxfpl
Target b0070423bbc25cea0332c938f64553b5_JaffaCakes118
SHA256 247559684c81d647e753a43d0c86bdbab481418ca1405e1ab9c661a57d4cc101
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

247559684c81d647e753a43d0c86bdbab481418ca1405e1ab9c661a57d4cc101

Threat Level: Known bad

The file b0070423bbc25cea0332c938f64553b5_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 behavior: RenamesItself

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 20:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 20:52

Reported

2024-06-15 20:55

Platform

win7-20240611-en

Max time kernel

149s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\ntmarta\termmgr.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\ntmarta\termmgr.exe C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_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\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe"

C:\Windows\SysWOW64\ntmarta\termmgr.exe

"C:\Windows\SysWOW64\ntmarta\termmgr.exe"

Network

Country Destination Domain Proto
US 185.215.227.107:443 tcp
US 185.215.227.107:443 tcp
DE 51.38.124.206:80 51.38.124.206 tcp
US 38.88.126.202:8080 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
FR 54.37.42.48:8080 tcp

Files

memory/2420-4-0x0000000001D90000-0x0000000001D9C000-memory.dmp

memory/2420-0-0x0000000001BF0000-0x0000000001BFD000-memory.dmp

memory/2420-8-0x0000000001BE0000-0x0000000001BEB000-memory.dmp

memory/2420-7-0x0000000001BB0000-0x0000000001BB1000-memory.dmp

C:\Windows\SysWOW64\ntmarta\termmgr.exe

MD5 b0070423bbc25cea0332c938f64553b5
SHA1 85c5eb7e5494a083f3a5ec4c4c7ff583895f8236
SHA256 247559684c81d647e753a43d0c86bdbab481418ca1405e1ab9c661a57d4cc101
SHA512 b74eede22149232efdbb7a6a2ac926a6c618db38c7db30447e91c06f072e378f0fb20dda78c595257a2670e050e64ff0d4a1573754af3a3457f623a0794381a9

memory/2420-10-0x0000000000400000-0x0000000000478000-memory.dmp

memory/2564-11-0x00000000002B0000-0x00000000002BD000-memory.dmp

memory/2564-15-0x00000000003C0000-0x00000000003CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 20:52

Reported

2024-06-15 20:54

Platform

win10v2004-20240611-en

Max time kernel

138s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\tbauth\Windows.Networking.XboxLive.ProxyStub.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\tbauth\Windows.Networking.XboxLive.ProxyStub.exe C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_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\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b0070423bbc25cea0332c938f64553b5_JaffaCakes118.exe"

C:\Windows\SysWOW64\tbauth\Windows.Networking.XboxLive.ProxyStub.exe

"C:\Windows\SysWOW64\tbauth\Windows.Networking.XboxLive.ProxyStub.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
NL 23.62.61.97:443 www.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 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 185.215.227.107:443 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 21.121.18.2.in-addr.arpa udp
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 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
FR 54.37.42.48:8080 tcp
IE 52.111.236.22:443 tcp
SG 172.104.169.32:8080 tcp
US 8.8.8.8:53 241.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
SG 68.183.190.199:8080 tcp
MX 187.162.248.237:80 tcp

Files

memory/2964-0-0x0000000002340000-0x000000000234D000-memory.dmp

memory/2964-4-0x0000000002470000-0x000000000247C000-memory.dmp

memory/2964-8-0x0000000002330000-0x000000000233B000-memory.dmp

memory/2964-7-0x0000000002320000-0x0000000002321000-memory.dmp

C:\Windows\SysWOW64\tbauth\Windows.Networking.XboxLive.ProxyStub.exe

MD5 b0070423bbc25cea0332c938f64553b5
SHA1 85c5eb7e5494a083f3a5ec4c4c7ff583895f8236
SHA256 247559684c81d647e753a43d0c86bdbab481418ca1405e1ab9c661a57d4cc101
SHA512 b74eede22149232efdbb7a6a2ac926a6c618db38c7db30447e91c06f072e378f0fb20dda78c595257a2670e050e64ff0d4a1573754af3a3457f623a0794381a9

memory/2964-10-0x0000000000400000-0x0000000000478000-memory.dmp

memory/4200-15-0x0000000002120000-0x000000000212C000-memory.dmp

memory/4200-11-0x0000000002110000-0x000000000211D000-memory.dmp