Malware Analysis Report

2024-09-22 23:28

Sample ID 240616-qww9yayhnl
Target b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118
SHA256 03c6795dc0e38a63a7c03d9dd0e99594460f60eaba1bd46f717ab3f531a094fc
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

03c6795dc0e38a63a7c03d9dd0e99594460f60eaba1bd46f717ab3f531a094fc

Threat Level: Known bad

The file b3c8a2d8bc6c1b8b51e59af3f9055fac_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 behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 13:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 13:37

Reported

2024-06-16 13:39

Platform

win7-20240611-en

Max time kernel

131s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_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\api-ms-win-core-debug-l1-1-0\netprof.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\api-ms-win-core-debug-l1-1-0\netprof.exe C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_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\b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118.exe"

C:\Windows\SysWOW64\api-ms-win-core-debug-l1-1-0\netprof.exe

"C:\Windows\SysWOW64\api-ms-win-core-debug-l1-1-0\netprof.exe"

Network

Country Destination Domain Proto
US 24.43.32.186:80 tcp
US 24.43.32.186:80 tcp
US 38.111.46.46:8080 tcp
US 38.111.46.46:8080 tcp
US 134.209.36.254:8080 tcp
US 134.209.36.254:8080 tcp

Files

memory/2792-7-0x0000000000230000-0x000000000023F000-memory.dmp

memory/2792-4-0x0000000000260000-0x0000000000270000-memory.dmp

memory/2792-0-0x0000000000240000-0x0000000000252000-memory.dmp

memory/2792-9-0x0000000000400000-0x0000000000451000-memory.dmp

C:\Windows\SysWOW64\api-ms-win-core-debug-l1-1-0\netprof.exe

MD5 b3c8a2d8bc6c1b8b51e59af3f9055fac
SHA1 18575bcc003a8130c19483d92502e09297aa9f3f
SHA256 03c6795dc0e38a63a7c03d9dd0e99594460f60eaba1bd46f717ab3f531a094fc
SHA512 67a39a339da0ef953854d2ce2d7009bd20e99061e24af28b3d1ef6d9a234db696a5312ff80e495f57836a44fbd6f1c3a5989e4e3a00aef3ca1db782dad353027

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 13:37

Reported

2024-06-16 13:39

Platform

win10v2004-20240611-en

Max time kernel

133s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_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\diskperf\PrintConfig.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\diskperf\PrintConfig.exe C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_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\b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b3c8a2d8bc6c1b8b51e59af3f9055fac_JaffaCakes118.exe"

C:\Windows\SysWOW64\diskperf\PrintConfig.exe

"C:\Windows\SysWOW64\diskperf\PrintConfig.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 24.43.32.186:80 tcp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 38.111.46.46:8080 tcp
US 134.209.36.254:8080 tcp
US 8.8.8.8:53 45.56.20.217.in-addr.arpa udp
US 162.241.242.173:8080 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
CA 74.120.55.163:80 tcp
HK 61.92.17.12:80 tcp

Files

memory/3380-4-0x0000000000620000-0x0000000000630000-memory.dmp

memory/3380-0-0x0000000000600000-0x0000000000612000-memory.dmp

memory/3380-7-0x00000000005F0000-0x00000000005FF000-memory.dmp

memory/3380-9-0x0000000000400000-0x0000000000451000-memory.dmp

C:\Windows\SysWOW64\diskperf\PrintConfig.exe

MD5 b3c8a2d8bc6c1b8b51e59af3f9055fac
SHA1 18575bcc003a8130c19483d92502e09297aa9f3f
SHA256 03c6795dc0e38a63a7c03d9dd0e99594460f60eaba1bd46f717ab3f531a094fc
SHA512 67a39a339da0ef953854d2ce2d7009bd20e99061e24af28b3d1ef6d9a234db696a5312ff80e495f57836a44fbd6f1c3a5989e4e3a00aef3ca1db782dad353027

memory/2808-10-0x0000000000620000-0x0000000000632000-memory.dmp

memory/2808-14-0x0000000000640000-0x0000000000650000-memory.dmp