Malware Analysis Report

2025-01-03 05:50

Sample ID 240501-ykt97shc97
Target 0cb211508d99cf1def413b58315b3c68_JaffaCakes118
SHA256 4f809326d96b32987ff3aadd068c6c2be54e74591aa4faf89af9dd26fb777879
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

4f809326d96b32987ff3aadd068c6c2be54e74591aa4faf89af9dd26fb777879

Threat Level: Known bad

The file 0cb211508d99cf1def413b58315b3c68_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: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-01 19:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-01 19:51

Reported

2024-05-01 19:53

Platform

win7-20240419-en

Max time kernel

149s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_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
N/A 80.87.201.221:7080 tcp

Files

memory/2100-0-0x00000000003D0000-0x00000000003E2000-memory.dmp

memory/2100-7-0x00000000003B0000-0x00000000003BF000-memory.dmp

memory/2100-4-0x00000000003F0000-0x0000000000400000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-01 19:51

Reported

2024-05-01 19:53

Platform

win10v2004-20240426-en

Max time kernel

136s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_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\wow32\wuapi.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\wow32\wuapi.exe C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_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\0cb211508d99cf1def413b58315b3c68_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0cb211508d99cf1def413b58315b3c68_JaffaCakes118.exe"

C:\Windows\SysWOW64\wow32\wuapi.exe

"C:\Windows\SysWOW64\wow32\wuapi.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 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 18.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 17.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
US 8.8.8.8:53 211.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 218.197.17.2.in-addr.arpa udp
RU 80.87.201.221:7080 tcp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/3792-4-0x0000000002100000-0x0000000002110000-memory.dmp

memory/3792-0-0x00000000020E0000-0x00000000020F2000-memory.dmp

memory/3792-7-0x0000000000620000-0x000000000062F000-memory.dmp

C:\Windows\SysWOW64\wow32\wuapi.exe

MD5 0cb211508d99cf1def413b58315b3c68
SHA1 3cbd427b3c350001fb7c78e6d8d898c2830f33d8
SHA256 4f809326d96b32987ff3aadd068c6c2be54e74591aa4faf89af9dd26fb777879
SHA512 96620667029666733277dd725d40f3a51b39265680876d2720c75573b53c9c9b7f2a83d7e15fc5816f1a11b3857f0a7d4db23dcc8c51e9817c1b4e46a362a49f

memory/3792-9-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/2948-10-0x0000000002120000-0x0000000002132000-memory.dmp

memory/2948-14-0x0000000002140000-0x0000000002150000-memory.dmp