Malware Analysis Report

2025-01-03 05:45

Sample ID 240729-rgvy1awcrd
Target 4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118
SHA256 aca22a63a86c27b5c33c432110279de126ab4750821d34fd44ed02202e6e2bac
Tags
emotet epoch1 banker discovery 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

aca22a63a86c27b5c33c432110279de126ab4750821d34fd44ed02202e6e2bac

Threat Level: Known bad

The file 4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker discovery trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-29 14:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-29 14:10

Reported

2024-07-29 21:25

Platform

win7-20240729-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_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\KBDCZ1\netid.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\KBDCZ1\netid.exe C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\KBDCZ1\netid.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\KBDCZ1\netid.exe N/A
N/A N/A C:\Windows\SysWOW64\KBDCZ1\netid.exe N/A
N/A N/A C:\Windows\SysWOW64\KBDCZ1\netid.exe N/A
N/A N/A C:\Windows\SysWOW64\KBDCZ1\netid.exe N/A
N/A N/A C:\Windows\SysWOW64\KBDCZ1\netid.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe"

C:\Windows\SysWOW64\KBDCZ1\netid.exe

"C:\Windows\SysWOW64\KBDCZ1\netid.exe"

Network

Country Destination Domain Proto
US 128.92.203.42:80 tcp
US 128.92.203.42:80 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
RU 80.87.201.221:7080 tcp

Files

memory/2540-4-0x0000000000030000-0x0000000000040000-memory.dmp

memory/2540-7-0x0000000000020000-0x000000000002F000-memory.dmp

memory/2540-0-0x0000000000230000-0x0000000000242000-memory.dmp

C:\Windows\SysWOW64\KBDCZ1\netid.exe

MD5 4b15c1c4ee84cd822cd5d5ce5ad71c3d
SHA1 c84445e12f083b6fa81e4ccfb26ef64d1c6d926b
SHA256 aca22a63a86c27b5c33c432110279de126ab4750821d34fd44ed02202e6e2bac
SHA512 1a6d07fe0b55ae6528286a0cd7cf58ba31c50fd02d16f3bbe335a2522abede7fd1d622745c424cdc1282e8ebe24d6ef8056c8f291696b4c2b25082b0471a3844

memory/2540-9-0x0000000000400000-0x0000000000428000-memory.dmp

memory/3032-14-0x0000000000230000-0x0000000000240000-memory.dmp

memory/3032-10-0x00000000002C0000-0x00000000002D2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 14:10

Reported

2024-07-29 21:20

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4b15c1c4ee84cd822cd5d5ce5ad71c3d_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
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
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 128.92.203.42:80 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
RU 80.87.201.221:7080 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 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
AR 190.188.245.242:80 tcp
US 12.163.208.58:80 tcp

Files

memory/888-4-0x00000000006C0000-0x00000000006D0000-memory.dmp

memory/888-7-0x0000000000580000-0x000000000058F000-memory.dmp

memory/888-0-0x0000000000590000-0x00000000005A2000-memory.dmp