Malware Analysis Report

2024-10-18 21:18

Sample ID 240516-jzjdxsbc9z
Target 4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118
SHA256 9d46a3813237554f82705957ccb70055bb9141c5679d5aa9c27ebf54b4c14593
Tags
emotet epoch3 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

9d46a3813237554f82705957ccb70055bb9141c5679d5aa9c27ebf54b4c14593

Threat Level: Known bad

The file 4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Modifies data under HKEY_USERS

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-16 08:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-16 08:06

Reported

2024-05-16 08:08

Platform

win7-20240221-en

Max time kernel

143s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat C:\Windows\SysWOW64\deployspecial.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE0C9A50-468A-408D-8A2E-DBC6B5B5E09A} C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-b4-3e-50-97-7a\WpadDecision = "0" C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE0C9A50-468A-408D-8A2E-DBC6B5B5E09A}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-b4-3e-50-97-7a C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE0C9A50-468A-408D-8A2E-DBC6B5B5E09A}\WpadDecisionReason = "1" C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE0C9A50-468A-408D-8A2E-DBC6B5B5E09A}\WpadDecision = "0" C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-b4-3e-50-97-7a\WpadDecisionReason = "1" C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE0C9A50-468A-408D-8A2E-DBC6B5B5E09A}\WpadDecisionTime = b0e380ff67a7da01 C:\Windows\SysWOW64\deployspecial.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE0C9A50-468A-408D-8A2E-DBC6B5B5E09A}\ce-b4-3e-50-97-7a C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-b4-3e-50-97-7a\WpadDecisionTime = b0e380ff67a7da01 C:\Windows\SysWOW64\deployspecial.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0101000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\deployspecial.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe

--ee3ddbd7

C:\Windows\SysWOW64\deployspecial.exe

"C:\Windows\SysWOW64\deployspecial.exe"

C:\Windows\SysWOW64\deployspecial.exe

--2b65f528

Network

Country Destination Domain Proto
US 172.90.70.168:443 tcp
US 172.90.70.168:443 tcp
US 72.69.99.47:80 tcp
US 72.69.99.47:80 tcp
US 24.28.178.71:80 tcp
US 24.28.178.71:80 tcp

Files

memory/2844-5-0x00000000002C0000-0x00000000002D1000-memory.dmp

memory/2844-0-0x00000000002F0000-0x0000000000307000-memory.dmp

memory/2356-6-0x0000000002320000-0x0000000002337000-memory.dmp

memory/3000-11-0x00000000003B0000-0x00000000003C7000-memory.dmp

memory/3064-16-0x0000000000610000-0x0000000000627000-memory.dmp

memory/2356-21-0x0000000000400000-0x000000000047E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-16 08:06

Reported

2024-05-16 08:08

Platform

win10v2004-20240426-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\trnsprint.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\trnsprint.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\trnsprint.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\trnsprint.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\trnsprint.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\trnsprint.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\trnsprint.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4a2047ffb0ef6ffe4d1d103750d6755c_JaffaCakes118.exe

--ee3ddbd7

C:\Windows\SysWOW64\trnsprint.exe

"C:\Windows\SysWOW64\trnsprint.exe"

C:\Windows\SysWOW64\trnsprint.exe

--e9ea2e0

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.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 98.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
BE 88.221.83.202:443 www.bing.com tcp
US 8.8.8.8:53 202.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 172.90.70.168:443 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 72.69.99.47:80 tcp
US 24.28.178.71:80 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
JP 172.105.213.30:80 172.105.213.30 tcp
US 8.8.8.8:53 30.213.105.172.in-addr.arpa udp
US 69.30.205.162:7080 tcp
US 50.63.13.135:8080 tcp
US 192.161.190.171:8080 tcp

Files

memory/3888-1-0x00000000022E0000-0x00000000022F7000-memory.dmp

memory/3888-5-0x00000000022A0000-0x00000000022B1000-memory.dmp

memory/1748-7-0x0000000002300000-0x0000000002317000-memory.dmp

memory/5568-11-0x0000000000AC0000-0x0000000000AD7000-memory.dmp

memory/3476-16-0x0000000000F40000-0x0000000000F57000-memory.dmp

memory/1748-21-0x0000000000400000-0x000000000047E000-memory.dmp