Malware Analysis Report

2024-09-22 22:41

Sample ID 240615-cl72sswbmg
Target ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118
SHA256 87ea8dd7b7e6805738bc4f31778cc37932f4da9615d215b855bde087eb02b547
Tags
emotet epoch3 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

87ea8dd7b7e6805738bc4f31778cc37932f4da9615d215b855bde087eb02b547

Threat Level: Known bad

The file ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 02:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 02:10

Reported

2024-06-15 02:13

Platform

win7-20240611-en

Max time kernel

130s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\netbios\clip.exe C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe"

C:\Windows\SysWOW64\netbios\clip.exe

"C:\Windows\SysWOW64\netbios\clip.exe"

Network

Country Destination Domain Proto
AR 190.136.179.102:80 tcp
AR 190.136.179.102:80 tcp
US 97.107.135.148:8080 tcp
US 97.107.135.148:8080 tcp
DE 94.102.209.63:7080 tcp
DE 94.102.209.63:7080 tcp
US 162.144.42.60:8080 tcp
US 162.144.42.60:8080 tcp

Files

memory/2316-4-0x00000000002F0000-0x00000000002F1000-memory.dmp

memory/2316-0-0x00000000003D0000-0x00000000003DC000-memory.dmp

memory/2316-5-0x00000000003C0000-0x00000000003C9000-memory.dmp

C:\Windows\SysWOW64\netbios\clip.exe

MD5 ac8c35755a6908d18a65e1538d10a83e
SHA1 08423d3411ca1e659aafe0c816530da41f1697f1
SHA256 87ea8dd7b7e6805738bc4f31778cc37932f4da9615d215b855bde087eb02b547
SHA512 87d6f8206ab0d6d43c70d475893467261bba5e1d4a42f51624d8ba9094ab23778efabc82769d966d4c49a202e20c46bd863dd64b9c29bb54c95161d124fbeff2

memory/2316-7-0x0000000000400000-0x0000000000442000-memory.dmp

memory/3060-8-0x0000000000280000-0x000000000028C000-memory.dmp

memory/3060-12-0x0000000000280000-0x000000000028C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 02:10

Reported

2024-06-15 02:13

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A
N/A N/A C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac8c35755a6908d18a65e1538d10a83e_JaffaCakes118.exe"

C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe

"C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.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 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
AR 190.136.179.102:80 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 97.107.135.148:8080 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
DE 94.102.209.63:7080 tcp
US 162.144.42.60:8080 tcp
TR 81.214.253.80:443 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
DE 87.106.231.60:8080 tcp
US 107.161.30.122:8080 tcp

Files

memory/1068-0-0x00000000025A0000-0x00000000025AC000-memory.dmp

memory/1068-5-0x0000000002240000-0x0000000002249000-memory.dmp

memory/1068-4-0x0000000000600000-0x0000000000601000-memory.dmp

C:\Windows\SysWOW64\threadpoolwinrt\Windows.Security.Credentials.UI.UserConsentVerifier.exe

MD5 ac8c35755a6908d18a65e1538d10a83e
SHA1 08423d3411ca1e659aafe0c816530da41f1697f1
SHA256 87ea8dd7b7e6805738bc4f31778cc37932f4da9615d215b855bde087eb02b547
SHA512 87d6f8206ab0d6d43c70d475893467261bba5e1d4a42f51624d8ba9094ab23778efabc82769d966d4c49a202e20c46bd863dd64b9c29bb54c95161d124fbeff2

memory/1068-7-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2252-8-0x0000000002280000-0x000000000228C000-memory.dmp

memory/2252-12-0x0000000002280000-0x000000000228C000-memory.dmp