Malware Analysis Report

2024-10-18 21:20

Sample ID 240722-yyscrswejk
Target 64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118
SHA256 789bdfc6d798eaa6d25dd8dea59041ba81a6d13c442b0287d81d3a3b1138c505
Tags
emotet epoch2 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

789bdfc6d798eaa6d25dd8dea59041ba81a6d13c442b0287d81d3a3b1138c505

Threat Level: Known bad

The file 64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker trojan

Emotet

Blocklisted process makes network request

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-22 20:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-22 20:11

Reported

2024-07-22 20:43

Platform

win7-20240704-en

Max time kernel

149s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118.dll,#1

Signatures

Emotet

trojan banker emotet

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1736 wrote to memory of 1888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 69.38.130.14:80 tcp
US 69.38.130.14:80 tcp
NO 195.159.28.230:8080 tcp
NO 195.159.28.230:8080 tcp
US 162.241.204.233:8080 tcp
US 162.241.204.233:8080 tcp

Files

memory/1888-0-0x00000000001F0000-0x000000000028D000-memory.dmp

memory/1888-1-0x00000000002B0000-0x00000000002D6000-memory.dmp

memory/1888-2-0x00000000001F1000-0x0000000000254000-memory.dmp

memory/1888-3-0x00000000001F0000-0x000000000028D000-memory.dmp

memory/1888-5-0x00000000001F1000-0x0000000000254000-memory.dmp

memory/1888-8-0x00000000001F0000-0x000000000028D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-22 20:11

Reported

2024-07-22 20:43

Platform

win10v2004-20240709-en

Max time kernel

145s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118.dll,#1

Signatures

Emotet

trojan banker emotet

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1584 wrote to memory of 2628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1584 wrote to memory of 2628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1584 wrote to memory of 2628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\64a2fe29bf32a860c44223dfa1edaddb_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 69.38.130.14:80 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
NO 195.159.28.230:8080 tcp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 162.241.204.233:8080 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
AR 181.165.68.127:80 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
IN 49.205.182.134:80 49.205.182.134 tcp
US 8.8.8.8:53 134.182.205.49.in-addr.arpa udp
CO 190.251.200.206:80 tcp
IN 139.59.60.244:8080 tcp

Files

memory/2628-1-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2628-0-0x0000000002C70000-0x0000000002C96000-memory.dmp

memory/2628-2-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2628-4-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2628-5-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2628-14-0x0000000000400000-0x000000000049D000-memory.dmp