Malware Analysis Report

2024-09-22 22:13

Sample ID 240616-pc5arssfpb
Target b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118
SHA256 74066c38f7a0eff4765bf12b8013c373566b627d2d5b102df1b4c30f88b7edd7
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

74066c38f7a0eff4765bf12b8013c373566b627d2d5b102df1b4c30f88b7edd7

Threat Level: Known bad

The file b370bec36f5ebef28320bdb84e5000f8_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 use of WriteProcessMemory

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 12:11

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 12:11

Reported

2024-06-16 12:14

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_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\KBDBE\SensApi.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\KBDBE\SensApi.exe C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_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\b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\KBDBE\SensApi.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118.exe"

C:\Windows\SysWOW64\KBDBE\SensApi.exe

"C:\Windows\SysWOW64\KBDBE\SensApi.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 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
US 8.8.8.8:53 21.121.18.2.in-addr.arpa udp
TH 202.29.239.162:443 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 80.87.201.221:7080 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 216.197.17.2.in-addr.arpa udp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp
US 8.8.8.8:53 169.253.116.51.in-addr.arpa udp

Files

memory/2172-5-0x00000000022F0000-0x0000000002300000-memory.dmp

memory/2172-7-0x00000000022E0000-0x00000000022EF000-memory.dmp

memory/2172-0-0x0000000002310000-0x0000000002322000-memory.dmp

C:\Windows\SysWOW64\KBDBE\SensApi.exe

MD5 b370bec36f5ebef28320bdb84e5000f8
SHA1 8f09aa43b9cf61f997fb6357fcbaf5b8f992487a
SHA256 74066c38f7a0eff4765bf12b8013c373566b627d2d5b102df1b4c30f88b7edd7
SHA512 0d17071d0e5c781ad2d741cea1cf55dff29ce99282e5d746ba17c9f93f2709fa7817ba83cac201409d897d30b52f4039e4711490ba28ac5cd8abe1de0a17529d

memory/2172-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/3560-10-0x0000000002650000-0x0000000002662000-memory.dmp

memory/3560-14-0x0000000002670000-0x0000000002680000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 12:11

Reported

2024-06-16 12:14

Platform

win7-20240221-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b370bec36f5ebef28320bdb84e5000f8_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/1688-0-0x0000000000280000-0x0000000000292000-memory.dmp

memory/1688-4-0x00000000002A0000-0x00000000002B0000-memory.dmp

memory/1688-7-0x0000000000270000-0x000000000027F000-memory.dmp