Malware Analysis Report

2024-09-22 22:15

Sample ID 240616-x99whsyapl
Target b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118
SHA256 d1424f85ec1e569000a2c4a93ce98eca76d20a6a8c6033a9f07ea2d797abec8c
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d1424f85ec1e569000a2c4a93ce98eca76d20a6a8c6033a9f07ea2d797abec8c

Threat Level: Known bad

The file b4d75e5993f5a38e8ffb816fa4de3265_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 use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 19:34

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 19:34

Reported

2024-06-16 19:36

Platform

win10v2004-20240508-en

Max time kernel

131s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/4664-0-0x00000000006C0000-0x00000000006D2000-memory.dmp

memory/4664-4-0x00000000006E0000-0x00000000006F0000-memory.dmp

memory/4664-7-0x00000000006B0000-0x00000000006BF000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 19:34

Reported

2024-06-16 19:37

Platform

win7-20240611-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_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\mfcm110\secproc_isv.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\mfcm110\secproc_isv.exe C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\mfcm110\secproc_isv.exe N/A
N/A N/A C:\Windows\SysWOW64\mfcm110\secproc_isv.exe N/A
N/A N/A C:\Windows\SysWOW64\mfcm110\secproc_isv.exe N/A
N/A N/A C:\Windows\SysWOW64\mfcm110\secproc_isv.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\mfcm110\secproc_isv.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b4d75e5993f5a38e8ffb816fa4de3265_JaffaCakes118.exe"

C:\Windows\SysWOW64\mfcm110\secproc_isv.exe

"C:\Windows\SysWOW64\mfcm110\secproc_isv.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
TH 202.29.239.162:443 tcp

Files

memory/2444-4-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/2444-0-0x0000000000640000-0x0000000000652000-memory.dmp

memory/2444-7-0x00000000003E0000-0x00000000003EF000-memory.dmp

C:\Windows\SysWOW64\mfcm110\secproc_isv.exe

MD5 b4d75e5993f5a38e8ffb816fa4de3265
SHA1 7f4984b07e94f0007621e27e9bec9f7b0571cd70
SHA256 d1424f85ec1e569000a2c4a93ce98eca76d20a6a8c6033a9f07ea2d797abec8c
SHA512 4323116c4ddab8bd50b28132d622399102b40f9c6bc35aced42bfae2aaa57051d1c9e134e98ea81a786d45f83c50607515d82feb52ea23bc9c11f39808ebbc4e

memory/2444-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/1092-10-0x0000000000270000-0x0000000000282000-memory.dmp

memory/1092-14-0x0000000000290000-0x00000000002A0000-memory.dmp