Malware Analysis Report

2025-06-16 03:23

Sample ID 240508-tcw2lscb91
Target 2599715e41108a239dbb2168409a45e2_JaffaCakes118
SHA256 f8fa091e213aa5cbeac224f8af4337f891ca719c2769ea84f30af31944e5a01d
Tags
emotet 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

f8fa091e213aa5cbeac224f8af4337f891ca719c2769ea84f30af31944e5a01d

Threat Level: Known bad

The file 2599715e41108a239dbb2168409a45e2_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-08 15:55

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 15:55

Reported

2024-05-08 15:57

Platform

win7-20240221-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_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\routervoice.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-eb-7e-51-d1-c6\WpadDecisionTime = e0cd5d2f60a1da01 C:\Windows\SysWOW64\routervoice.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-eb-7e-51-d1-c6\WpadDetectedUrl C:\Windows\SysWOW64\routervoice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\routervoice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\routervoice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E38402DF-3D1C-46FF-9F71-7B7F06D441B3}\WpadDecisionReason = "1" C:\Windows\SysWOW64\routervoice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-eb-7e-51-d1-c6\WpadDecisionReason = "1" C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E38402DF-3D1C-46FF-9F71-7B7F06D441B3} C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-eb-7e-51-d1-c6 C:\Windows\SysWOW64\routervoice.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E38402DF-3D1C-46FF-9F71-7B7F06D441B3}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\routervoice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\routervoice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0117000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\routervoice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E38402DF-3D1C-46FF-9F71-7B7F06D441B3}\WpadDecision = "0" C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E38402DF-3D1C-46FF-9F71-7B7F06D441B3}\b6-eb-7e-51-d1-c6 C:\Windows\SysWOW64\routervoice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-eb-7e-51-d1-c6\WpadDecision = "0" C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\routervoice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\routervoice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E38402DF-3D1C-46FF-9F71-7B7F06D441B3}\WpadDecisionTime = e0cd5d2f60a1da01 C:\Windows\SysWOW64\routervoice.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe"

C:\Windows\SysWOW64\routervoice.exe

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

C:\Windows\SysWOW64\routervoice.exe

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

Network

Country Destination Domain Proto
US 47.17.167.129:8090 tcp
US 47.17.167.129:8090 tcp
GB 209.93.151.9:80 tcp
GB 209.93.151.9:80 tcp
AR 181.111.255.220:80 tcp
AR 181.111.255.220:80 tcp
US 24.194.235.193:80 tcp

Files

memory/1652-1-0x0000000000120000-0x0000000000136000-memory.dmp

memory/1652-5-0x0000000000120000-0x0000000000136000-memory.dmp

memory/1652-7-0x0000000000140000-0x0000000000150000-memory.dmp

memory/1652-6-0x0000000000100000-0x0000000000116000-memory.dmp

memory/2480-16-0x00000000001C0000-0x00000000001D0000-memory.dmp

memory/1652-15-0x0000000000100000-0x0000000000116000-memory.dmp

memory/2480-14-0x0000000000260000-0x0000000000276000-memory.dmp

memory/2480-13-0x00000000007C0000-0x00000000007D6000-memory.dmp

memory/2480-10-0x00000000007C0000-0x00000000007D6000-memory.dmp

memory/2824-24-0x0000000000150000-0x0000000000160000-memory.dmp

memory/2480-34-0x0000000001300000-0x0000000001376000-memory.dmp

memory/2480-35-0x0000000000260000-0x0000000000276000-memory.dmp

memory/2824-33-0x0000000000110000-0x0000000000126000-memory.dmp

memory/2532-32-0x0000000000120000-0x0000000000130000-memory.dmp

memory/2532-31-0x0000000000250000-0x0000000000266000-memory.dmp

memory/2532-30-0x00000000002F0000-0x0000000000306000-memory.dmp

memory/2532-26-0x00000000002F0000-0x0000000000306000-memory.dmp

memory/2824-23-0x0000000000110000-0x0000000000126000-memory.dmp

memory/2824-22-0x0000000000130000-0x0000000000146000-memory.dmp

memory/2824-18-0x0000000000130000-0x0000000000146000-memory.dmp

memory/2532-36-0x0000000000250000-0x0000000000266000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 15:55

Reported

2024-05-08 15:57

Platform

win10v2004-20240508-en

Max time kernel

146s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2599715e41108a239dbb2168409a45e2_JaffaCakes118.exe"

C:\Windows\SysWOW64\channelmontana.exe

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

C:\Windows\SysWOW64\channelmontana.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 47.17.167.129:8090 tcp
GB 209.93.151.9:80 tcp
AR 181.111.255.220:80 tcp
US 8.8.8.8:53 221.131.50.23.in-addr.arpa udp
US 24.194.235.193:80 tcp
MX 187.155.1.227:8080 tcp
KR 118.41.9.171:80 tcp
US 74.142.42.210:8080 tcp

Files

memory/3444-5-0x0000000000F00000-0x0000000000F16000-memory.dmp

memory/1204-11-0x0000000001710000-0x0000000001726000-memory.dmp

memory/1204-7-0x0000000001710000-0x0000000001726000-memory.dmp

memory/1204-15-0x0000000001190000-0x00000000011A0000-memory.dmp

memory/1204-14-0x00000000016F0000-0x0000000001706000-memory.dmp

memory/3444-13-0x0000000000C80000-0x0000000000C90000-memory.dmp

memory/3444-12-0x0000000000EE0000-0x0000000000EF6000-memory.dmp

memory/3444-2-0x0000000000F00000-0x0000000000F16000-memory.dmp

memory/2424-17-0x0000000000E50000-0x0000000000E66000-memory.dmp

memory/2424-21-0x0000000000E50000-0x0000000000E66000-memory.dmp

memory/2424-23-0x0000000000E70000-0x0000000000E80000-memory.dmp

memory/2424-22-0x0000000000E30000-0x0000000000E46000-memory.dmp

memory/2160-25-0x0000000000F90000-0x0000000000FA6000-memory.dmp

memory/2160-29-0x0000000000F90000-0x0000000000FA6000-memory.dmp

memory/2160-30-0x0000000000F70000-0x0000000000F86000-memory.dmp

memory/2160-31-0x0000000000C80000-0x0000000000C90000-memory.dmp

memory/2424-32-0x0000000000E30000-0x0000000000E46000-memory.dmp

memory/1204-33-0x0000000000C90000-0x0000000000D06000-memory.dmp

memory/1204-34-0x00000000016F0000-0x0000000001706000-memory.dmp

memory/2160-35-0x0000000000F70000-0x0000000000F86000-memory.dmp