Malware Analysis Report

2024-09-22 22:21

Sample ID 240617-f9m83s1apq
Target b6fff8ead8a2a1e464bb042ed1eb3f79_JaffaCakes118
SHA256 939c575e17fcf1afbe2889a4ddb44f095ff3a07cdf9f5dd3d5c7f49e93da68c0
Tags
emotet epoch1 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

939c575e17fcf1afbe2889a4ddb44f095ff3a07cdf9f5dd3d5c7f49e93da68c0

Threat Level: Known bad

The file b6fff8ead8a2a1e464bb042ed1eb3f79_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 behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 05:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 05:34

Reported

2024-06-17 05:37

Platform

win7-20240611-en

Max time kernel

135s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_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\hnetmon\wsecedit.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\hnetmon\wsecedit.exe C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_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\b6fff8ead8a2a1e464bb042ed1eb3f79_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_JaffaCakes118.exe"

C:\Windows\SysWOW64\hnetmon\wsecedit.exe

"C:\Windows\SysWOW64\hnetmon\wsecedit.exe"

Network

Country Destination Domain Proto
LV 91.105.94.200:80 tcp
LV 91.105.94.200:80 tcp
DE 51.38.124.206:80 51.38.124.206 tcp
US 38.88.126.202:8080 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
FR 54.37.42.48:8080 tcp
BR 189.2.177.210:443 tcp
BR 189.2.177.210:443 tcp

Files

memory/2280-4-0x00000000002B0000-0x00000000002C0000-memory.dmp

memory/2280-0-0x0000000000290000-0x00000000002A2000-memory.dmp

memory/2280-7-0x0000000000280000-0x000000000028F000-memory.dmp

C:\Windows\SysWOW64\hnetmon\wsecedit.exe

MD5 b6fff8ead8a2a1e464bb042ed1eb3f79
SHA1 200a1243d3e54d64017fdc5b066ce673b949d9bf
SHA256 939c575e17fcf1afbe2889a4ddb44f095ff3a07cdf9f5dd3d5c7f49e93da68c0
SHA512 0a67bc94cdf3bfaf242c90ee8c66c9b93e781a6528b0183e3343da391d2dcdac7785de7806b33023565e3935d1f4dbdc99e3c0d958adfbdec93db0cef09bc406

memory/2280-9-0x0000000000400000-0x0000000000471000-memory.dmp

memory/1372-14-0x0000000000300000-0x0000000000310000-memory.dmp

memory/1372-10-0x0000000000320000-0x0000000000332000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 05:34

Reported

2024-06-17 05:37

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_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

Processes

C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b6fff8ead8a2a1e464bb042ed1eb3f79_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
LV 91.105.94.200:80 tcp
DE 51.38.124.206:80 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
BR 189.2.177.210:443 tcp
AR 181.30.61.163:443 tcp

Files

memory/2744-4-0x0000000000630000-0x0000000000640000-memory.dmp

memory/2744-0-0x0000000000600000-0x0000000000612000-memory.dmp

memory/2744-7-0x00000000005F0000-0x00000000005FF000-memory.dmp