Malware Analysis Report

2024-09-22 22:18

Sample ID 240617-nq6kbayerh
Target b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118
SHA256 89bad6dafaabb702f315ed5b25d47136b44c9d654cb00f45c5acd6782802948d
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

89bad6dafaabb702f315ed5b25d47136b44c9d654cb00f45c5acd6782802948d

Threat Level: Known bad

The file b868f1ee1a4c8b940360406b5781ae3e_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

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 11:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 11:37

Reported

2024-06-17 11:39

Platform

win7-20240611-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_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\proquota.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\NlsLexicons004c\proquota.exe C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_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\b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118.exe"

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

"C:\Windows\SysWOW64\NlsLexicons004c\proquota.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
RU 80.87.201.221:7080 tcp

Files

memory/2936-7-0x00000000001C0000-0x00000000001CF000-memory.dmp

memory/2936-4-0x0000000000200000-0x0000000000210000-memory.dmp

memory/2936-0-0x00000000001E0000-0x00000000001F2000-memory.dmp

memory/2936-9-0x0000000000400000-0x00000000004AC000-memory.dmp

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

MD5 b868f1ee1a4c8b940360406b5781ae3e
SHA1 256fb7c98c8c9c7e37574c48af9a15323840e26f
SHA256 89bad6dafaabb702f315ed5b25d47136b44c9d654cb00f45c5acd6782802948d
SHA512 8b94bd1765a68cb1b8e132f05225746f0438b79eedcdef22667cab4239548ca0c5c106e5ad9be943a28e7e39e028a5272ab75d446b272f7fba63f1d6e38bf6b3

memory/2312-14-0x0000000000270000-0x0000000000280000-memory.dmp

memory/2312-10-0x0000000000250000-0x0000000000262000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 11:37

Reported

2024-06-17 11:39

Platform

win10v2004-20240611-en

Max time kernel

132s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_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\browseui\AppointmentApis.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\browseui\AppointmentApis.exe C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_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\b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b868f1ee1a4c8b940360406b5781ae3e_JaffaCakes118.exe"

C:\Windows\SysWOW64\browseui\AppointmentApis.exe

"C:\Windows\SysWOW64\browseui\AppointmentApis.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
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
BE 23.41.178.26:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 26.178.41.23.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
US 8.8.8.8:53 17.14.97.104.in-addr.arpa udp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/3604-0-0x0000000000660000-0x0000000000672000-memory.dmp

memory/3604-4-0x0000000000680000-0x0000000000690000-memory.dmp

memory/3604-7-0x0000000000500000-0x000000000050F000-memory.dmp

memory/3604-9-0x0000000000400000-0x00000000004AC000-memory.dmp

C:\Windows\SysWOW64\browseui\AppointmentApis.exe

MD5 b868f1ee1a4c8b940360406b5781ae3e
SHA1 256fb7c98c8c9c7e37574c48af9a15323840e26f
SHA256 89bad6dafaabb702f315ed5b25d47136b44c9d654cb00f45c5acd6782802948d
SHA512 8b94bd1765a68cb1b8e132f05225746f0438b79eedcdef22667cab4239548ca0c5c106e5ad9be943a28e7e39e028a5272ab75d446b272f7fba63f1d6e38bf6b3

memory/1936-10-0x0000000000640000-0x0000000000652000-memory.dmp

memory/1936-14-0x0000000000660000-0x0000000000670000-memory.dmp