Malware Analysis Report

2024-09-22 23:26

Sample ID 240615-mnf17s1crk
Target ae04866a0753977e4328dd3f5d13481c_JaffaCakes118
SHA256 9097d0654aac3da02f8040b48c2d8a1731c194af2c4b61085cc58c9f2d837185
Tags
emotet epoch2 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

9097d0654aac3da02f8040b48c2d8a1731c194af2c4b61085cc58c9f2d837185

Threat Level: Known bad

The file ae04866a0753977e4328dd3f5d13481c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 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 10:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 10:36

Reported

2024-06-15 10:39

Platform

win7-20240611-en

Max time kernel

136s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\dhcpcore\winmm.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\dhcpcore\winmm.exe C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_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\ae04866a0753977e4328dd3f5d13481c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_JaffaCakes118.exe"

C:\Windows\SysWOW64\dhcpcore\winmm.exe

"C:\Windows\SysWOW64\dhcpcore\winmm.exe"

Network

Country Destination Domain Proto
US 71.72.196.159:80 tcp
US 71.72.196.159:80 tcp
US 134.209.36.254:8080 tcp
US 134.209.36.254:8080 tcp
NZ 120.138.30.150:8080 tcp
NZ 120.138.30.150:8080 tcp
FR 94.23.216.33:80 tcp
FR 94.23.216.33:80 tcp
IN 157.245.99.39:8080 tcp
IN 157.245.99.39:8080 tcp

Files

memory/2564-0-0x0000000000250000-0x0000000000262000-memory.dmp

memory/2564-7-0x0000000000240000-0x000000000024F000-memory.dmp

memory/2564-4-0x0000000000270000-0x0000000000280000-memory.dmp

C:\Windows\SysWOW64\dhcpcore\winmm.exe

MD5 ae04866a0753977e4328dd3f5d13481c
SHA1 06baf5fc9ae211ea92564bbdc86fb890d737be19
SHA256 9097d0654aac3da02f8040b48c2d8a1731c194af2c4b61085cc58c9f2d837185
SHA512 5ce61efa3eefab6186d0ea0c6961520dd9431bd11a408c60defb2745e1d297c33c2e4c9e29b9d679a9c912820485ec0597b3de327f34021cb427324f0c229dbd

memory/2564-9-0x0000000000400000-0x000000000041D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 10:36

Reported

2024-06-15 10:39

Platform

win10v2004-20240508-en

Max time kernel

132s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_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

Processes

C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ae04866a0753977e4328dd3f5d13481c_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 71.72.196.159:80 tcp
US 134.209.36.254:8080 tcp
NZ 120.138.30.150:8080 tcp
FR 94.23.216.33:80 tcp
IN 157.245.99.39:8080 tcp
SG 137.59.187.107:8080 tcp

Files

memory/4616-0-0x00000000005E0000-0x00000000005F2000-memory.dmp

memory/4616-4-0x0000000000600000-0x0000000000610000-memory.dmp

memory/4616-7-0x00000000005D0000-0x00000000005DF000-memory.dmp