Malware Analysis Report

2024-09-22 22:06

Sample ID 240614-tdfe9a1dmq
Target aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118
SHA256 bbd2a50b5e30c3c84c9d1a4ec6a3a8af298f5125b4803b668df14b6ba6a01c24
Tags
emotet 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

bbd2a50b5e30c3c84c9d1a4ec6a3a8af298f5125b4803b668df14b6ba6a01c24

Threat Level: Known bad

The file aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 15:56

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 15:56

Reported

2024-06-14 15:58

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_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\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe"

C:\Windows\SysWOW64\ftpdeep.exe

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

C:\Windows\SysWOW64\ftpdeep.exe

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

C:\Windows\SysWOW64\ftpdeep.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 5.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 21.121.18.2.in-addr.arpa udp
US 73.51.79.185:8443 tcp
US 108.166.150.58:80 tcp

Files

memory/3664-0-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/3664-2-0x0000000000BFA000-0x0000000000BFE000-memory.dmp

memory/3664-3-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/2496-6-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/2496-9-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/2496-10-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/3076-12-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/3076-14-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/2496-18-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/4640-19-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/4640-21-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/904-24-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/904-27-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/904-28-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

memory/904-29-0x0000000000BC0000-0x0000000000C3B000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 15:56

Reported

2024-06-14 15:58

Platform

win7-20240611-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_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\bangsearcha.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3427FCC5-CBBD-4367-868C-DC9FD2964E81}\WpadDecision = "0" C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-39-73-23-ea-94\WpadDecision = "0" C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b9000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-39-73-23-ea-94 C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3427FCC5-CBBD-4367-868C-DC9FD2964E81}\WpadDecisionReason = "1" C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3427FCC5-CBBD-4367-868C-DC9FD2964E81}\WpadDecisionTime = 5023ecbe73beda01 C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3427FCC5-CBBD-4367-868C-DC9FD2964E81}\96-39-73-23-ea-94 C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-39-73-23-ea-94\WpadDecisionReason = "1" C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3427FCC5-CBBD-4367-868C-DC9FD2964E81} C:\Windows\SysWOW64\bangsearcha.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3427FCC5-CBBD-4367-868C-DC9FD2964E81}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\bangsearcha.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-39-73-23-ea-94\WpadDecisionTime = 5023ecbe73beda01 C:\Windows\SysWOW64\bangsearcha.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2408 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe
PID 2408 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe
PID 2408 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe
PID 2408 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe
PID 2736 wrote to memory of 1716 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 2736 wrote to memory of 1716 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 2736 wrote to memory of 1716 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 2736 wrote to memory of 1716 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 1716 wrote to memory of 1664 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 1716 wrote to memory of 1664 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 1716 wrote to memory of 1664 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe
PID 1716 wrote to memory of 1664 N/A C:\Windows\SysWOW64\bangsearcha.exe C:\Windows\SysWOW64\bangsearcha.exe

Processes

C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aa8d56b5908a2dd5c99f079fd2817886_JaffaCakes118.exe"

C:\Windows\SysWOW64\bangsearcha.exe

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

C:\Windows\SysWOW64\bangsearcha.exe

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

C:\Windows\SysWOW64\bangsearcha.exe

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

Network

Country Destination Domain Proto
US 73.51.79.185:8443 tcp

Files

memory/2408-3-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2408-2-0x0000000000BEA000-0x0000000000BEE000-memory.dmp

memory/2408-0-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2580-7-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2580-9-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2580-10-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2736-13-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2736-15-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/2580-18-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/1716-20-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/1716-21-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/1664-25-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/1664-27-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/1664-28-0x0000000000BB0000-0x0000000000C2B000-memory.dmp

memory/1664-29-0x0000000000BB0000-0x0000000000C2B000-memory.dmp