Malware Analysis Report

2024-09-22 22:41

Sample ID 240615-jhz1cawejm
Target ad5e5f3378535d54861645aa98812955_JaffaCakes118
SHA256 ef3ed8d705479e095655be9cb251fa4dd4abdea3f70ac809d2443f5693e6e24b
Tags
emotet epoch3 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

ef3ed8d705479e095655be9cb251fa4dd4abdea3f70ac809d2443f5693e6e24b

Threat Level: Known bad

The file ad5e5f3378535d54861645aa98812955_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 07:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 07:40

Reported

2024-06-15 07:43

Platform

win7-20240611-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_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\NlsLexicons004c\taskmgr.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\NlsLexicons004c\taskmgr.exe C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_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\ad5e5f3378535d54861645aa98812955_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_JaffaCakes118.exe"

C:\Windows\SysWOW64\NlsLexicons004c\taskmgr.exe

"C:\Windows\SysWOW64\NlsLexicons004c\taskmgr.exe"

Network

Country Destination Domain Proto
AR 190.192.39.136:80 tcp
AR 190.192.39.136:80 tcp
DE 5.189.168.53:8080 tcp
DE 5.189.168.53:8080 tcp
US 162.241.41.111:7080 tcp
US 162.241.41.111:7080 tcp

Files

memory/2784-4-0x00000000001D0000-0x00000000001E0000-memory.dmp

memory/2784-0-0x0000000000260000-0x0000000000272000-memory.dmp

memory/2784-7-0x00000000001C0000-0x00000000001CF000-memory.dmp

C:\Windows\SysWOW64\NlsLexicons004c\taskmgr.exe

MD5 ad5e5f3378535d54861645aa98812955
SHA1 3c2479cb7bc0818dbd89ffc71156c2465997410e
SHA256 ef3ed8d705479e095655be9cb251fa4dd4abdea3f70ac809d2443f5693e6e24b
SHA512 25804c0153b6ffccc15a4cbe99bbd7d2ac44ef5e9770c58d6504507685453047459a136f9929be1fb0e395cabb0c4378bcb06797fb421e436dbea4385276b2d1

memory/2552-14-0x0000000000250000-0x0000000000260000-memory.dmp

memory/2552-10-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2784-9-0x0000000000400000-0x0000000000476000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 07:40

Reported

2024-06-15 07:43

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_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\useractivitybroker\msctfp.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\useractivitybroker\msctfp.exe C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_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\ad5e5f3378535d54861645aa98812955_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ad5e5f3378535d54861645aa98812955_JaffaCakes118.exe"

C:\Windows\SysWOW64\useractivitybroker\msctfp.exe

"C:\Windows\SysWOW64\useractivitybroker\msctfp.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
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
BE 88.221.83.200:443 www.bing.com tcp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 200.83.221.88.in-addr.arpa udp
AR 190.192.39.136:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
DE 5.189.168.53:8080 tcp
US 162.241.41.111:7080 tcp
CO 190.85.46.52:7080 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
AR 190.190.15.20:80 tcp
AR 181.95.133.104:80 tcp
US 8.8.8.8:53 213.143.182.52.in-addr.arpa udp

Files

memory/4736-4-0x0000000002100000-0x0000000002110000-memory.dmp

memory/4736-0-0x0000000000580000-0x0000000000592000-memory.dmp

memory/4736-7-0x0000000000560000-0x000000000056F000-memory.dmp

C:\Windows\SysWOW64\useractivitybroker\msctfp.exe

MD5 ad5e5f3378535d54861645aa98812955
SHA1 3c2479cb7bc0818dbd89ffc71156c2465997410e
SHA256 ef3ed8d705479e095655be9cb251fa4dd4abdea3f70ac809d2443f5693e6e24b
SHA512 25804c0153b6ffccc15a4cbe99bbd7d2ac44ef5e9770c58d6504507685453047459a136f9929be1fb0e395cabb0c4378bcb06797fb421e436dbea4385276b2d1

memory/4736-9-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2988-11-0x0000000000760000-0x0000000000772000-memory.dmp

memory/2988-14-0x0000000000640000-0x0000000000650000-memory.dmp