Malware Analysis Report

2024-09-22 22:11

Sample ID 240615-s2j8nszbml
Target af202a30229a58394575603bb71c9bf9_JaffaCakes118
SHA256 c3848da35599a921388fc26ceb1a63c8a2df2577fdcab66aaf36e08531efe1d7
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

c3848da35599a921388fc26ceb1a63c8a2df2577fdcab66aaf36e08531efe1d7

Threat Level: Known bad

The file af202a30229a58394575603bb71c9bf9_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: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 15:37

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 15:37

Reported

2024-06-15 15:39

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_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\iprtrmgr\scrptadm.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\iprtrmgr\scrptadm.exe C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_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\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\iprtrmgr\scrptadm.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe"

C:\Windows\SysWOW64\iprtrmgr\scrptadm.exe

"C:\Windows\SysWOW64\iprtrmgr\scrptadm.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 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 6.160.77.104.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
NL 52.111.243.30:443 tcp
RU 80.87.201.221:7080 tcp
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

Files

memory/3548-0-0x00000000022E0000-0x00000000022F2000-memory.dmp

memory/3548-4-0x0000000002300000-0x0000000002310000-memory.dmp

memory/3548-7-0x00000000022A0000-0x00000000022AF000-memory.dmp

memory/3548-9-0x0000000000400000-0x00000000004AB000-memory.dmp

C:\Windows\SysWOW64\iprtrmgr\scrptadm.exe

MD5 af202a30229a58394575603bb71c9bf9
SHA1 06bfb8551fdbb144dd3fdf7b9b8bc71676b7d3dd
SHA256 c3848da35599a921388fc26ceb1a63c8a2df2577fdcab66aaf36e08531efe1d7
SHA512 66a1c5b224ec940dfd8f07451be01cf35b2c96e245979770b2d4046310ca594eb43c25ec8a1a760cccd0ca93b201d48328fb0cba695db8485bd32691512144ee

memory/3628-10-0x00000000021D0000-0x00000000021E2000-memory.dmp

memory/3628-14-0x00000000021F0000-0x0000000002200000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 15:37

Reported

2024-06-15 15:39

Platform

win7-20240611-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_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\kbdax2\rasautou.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\kbdax2\rasautou.exe C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\kbdax2\rasautou.exe N/A
N/A N/A C:\Windows\SysWOW64\kbdax2\rasautou.exe N/A
N/A N/A C:\Windows\SysWOW64\kbdax2\rasautou.exe N/A
N/A N/A C:\Windows\SysWOW64\kbdax2\rasautou.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\kbdax2\rasautou.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\af202a30229a58394575603bb71c9bf9_JaffaCakes118.exe"

C:\Windows\SysWOW64\kbdax2\rasautou.exe

"C:\Windows\SysWOW64\kbdax2\rasautou.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/2224-7-0x0000000000260000-0x000000000026F000-memory.dmp

memory/2224-0-0x0000000000270000-0x0000000000282000-memory.dmp

memory/2224-4-0x0000000000290000-0x00000000002A0000-memory.dmp

C:\Windows\SysWOW64\kbdax2\rasautou.exe

MD5 af202a30229a58394575603bb71c9bf9
SHA1 06bfb8551fdbb144dd3fdf7b9b8bc71676b7d3dd
SHA256 c3848da35599a921388fc26ceb1a63c8a2df2577fdcab66aaf36e08531efe1d7
SHA512 66a1c5b224ec940dfd8f07451be01cf35b2c96e245979770b2d4046310ca594eb43c25ec8a1a760cccd0ca93b201d48328fb0cba695db8485bd32691512144ee

memory/2224-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/2996-14-0x00000000003A0000-0x00000000003B0000-memory.dmp

memory/2996-10-0x0000000000380000-0x0000000000392000-memory.dmp