Malware Analysis Report

2024-09-22 22:20

Sample ID 240617-jy2h4s1gmd
Target b78bd4a72a68d81452b4c383104b5566_JaffaCakes118
SHA256 c55c0db6dab261726e2df023c60d92386a3dd06151af3c3c8134f02b6898610d
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

c55c0db6dab261726e2df023c60d92386a3dd06151af3c3c8134f02b6898610d

Threat Level: Known bad

The file b78bd4a72a68d81452b4c383104b5566_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 WriteProcessMemory

Suspicious behavior: RenamesItself

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 08:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 08:05

Reported

2024-06-17 08:08

Platform

win7-20240221-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b78bd4a72a68d81452b4c383104b5566_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\b78bd4a72a68d81452b4c383104b5566_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b78bd4a72a68d81452b4c383104b5566_JaffaCakes118.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/2168-0-0x0000000000260000-0x0000000000272000-memory.dmp

memory/2168-4-0x0000000000280000-0x0000000000290000-memory.dmp

memory/2168-7-0x0000000000240000-0x000000000024F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 08:05

Reported

2024-06-17 08:07

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b78bd4a72a68d81452b4c383104b5566_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\vcomp120\winhttpcom.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\vcomp120\winhttpcom.exe C:\Users\Admin\AppData\Local\Temp\b78bd4a72a68d81452b4c383104b5566_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\b78bd4a72a68d81452b4c383104b5566_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b78bd4a72a68d81452b4c383104b5566_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b78bd4a72a68d81452b4c383104b5566_JaffaCakes118.exe"

C:\Windows\SysWOW64\vcomp120\winhttpcom.exe

"C:\Windows\SysWOW64\vcomp120\winhttpcom.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp
US 8.8.8.8:53 23.173.189.20.in-addr.arpa udp

Files

memory/1948-4-0x0000000000760000-0x0000000000770000-memory.dmp

memory/1948-0-0x0000000000740000-0x0000000000752000-memory.dmp

memory/1948-7-0x00000000005D0000-0x00000000005DF000-memory.dmp

C:\Windows\SysWOW64\vcomp120\winhttpcom.exe

MD5 b78bd4a72a68d81452b4c383104b5566
SHA1 0f9c6a7d42c1e8b79c4efd414feac42432f240e7
SHA256 c55c0db6dab261726e2df023c60d92386a3dd06151af3c3c8134f02b6898610d
SHA512 68c0fab8fe34f779e315494f63399a705236faa8d4fc4dfc2cee19764875960e264fcbfea7bc604aa178afdbaf16ec12282d778ce7a1770f9820e47c46989067

memory/1948-9-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/1404-14-0x0000000002490000-0x00000000024A0000-memory.dmp

memory/1404-10-0x0000000000650000-0x0000000000662000-memory.dmp