Malware Analysis Report

2024-09-22 22:05

Sample ID 240614-p9hs2a1hkd
Target a9cf2ee3033e74829535cf66059b997e_JaffaCakes118
SHA256 eb886851615c2fe43220090a8f065026ef6f9ed474f703d4dd32e76c8adaa39d
Tags
emotet 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

eb886851615c2fe43220090a8f065026ef6f9ed474f703d4dd32e76c8adaa39d

Threat Level: Known bad

The file a9cf2ee3033e74829535cf66059b997e_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

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 13:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 13:01

Reported

2024-06-14 13:04

Platform

win7-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_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\cbgndaddin.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\{AACA6ADA-B99B-4F86-BC86-AAD31733345E}\WpadDecision = "0" C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AACA6ADA-B99B-4F86-BC86-AAD31733345E}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1a-fd-5a-f5-aa C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AACA6ADA-B99B-4F86-BC86-AAD31733345E}\ee-1a-fd-5a-f5-aa C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AACA6ADA-B99B-4F86-BC86-AAD31733345E}\WpadDecisionReason = "1" C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1a-fd-5a-f5-aa\WpadDetectedUrl C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AACA6ADA-B99B-4F86-BC86-AAD31733345E}\WpadDecisionTime = 30223f0a5bbeda01 C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1a-fd-5a-f5-aa\WpadDecisionTime = 30223f0a5bbeda01 C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1a-fd-5a-f5-aa\WpadDecisionReason = "1" C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1a-fd-5a-f5-aa\WpadDecision = "0" C:\Windows\SysWOW64\cbgndaddin.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\cbgndaddin.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AACA6ADA-B99B-4F86-BC86-AAD31733345E} C:\Windows\SysWOW64\cbgndaddin.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe"

C:\Windows\SysWOW64\cbgndaddin.exe

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

C:\Windows\SysWOW64\cbgndaddin.exe

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

Network

Country Destination Domain Proto
GE 178.134.123.218:80 tcp
GE 178.134.123.218:80 tcp
US 129.89.34.249:80 tcp
US 129.89.34.249:80 tcp
US 174.106.138.248:443 tcp
US 174.106.138.248:443 tcp
US 108.31.30.251:443 tcp

Files

memory/1740-4-0x0000000000230000-0x0000000000249000-memory.dmp

memory/1968-9-0x0000000000190000-0x00000000001A9000-memory.dmp

memory/1968-13-0x00000000001B0000-0x00000000001D0000-memory.dmp

memory/1968-12-0x0000000000150000-0x0000000000169000-memory.dmp

memory/1740-11-0x0000000000250000-0x0000000000270000-memory.dmp

memory/1740-10-0x0000000000210000-0x0000000000229000-memory.dmp

memory/1968-5-0x0000000000190000-0x00000000001A9000-memory.dmp

memory/1740-0-0x0000000000230000-0x0000000000249000-memory.dmp

memory/2684-18-0x0000000000120000-0x0000000000139000-memory.dmp

memory/2684-14-0x0000000000120000-0x0000000000139000-memory.dmp

memory/1996-27-0x0000000000210000-0x0000000000230000-memory.dmp

memory/2684-26-0x0000000000140000-0x0000000000160000-memory.dmp

memory/1996-25-0x0000000000100000-0x0000000000119000-memory.dmp

memory/2684-24-0x0000000000100000-0x0000000000119000-memory.dmp

memory/1996-23-0x00000000001F0000-0x0000000000209000-memory.dmp

memory/1996-19-0x00000000001F0000-0x0000000000209000-memory.dmp

memory/1968-29-0x0000000000150000-0x0000000000169000-memory.dmp

memory/1968-28-0x00000000012C0000-0x00000000012E3000-memory.dmp

memory/1996-30-0x0000000000100000-0x0000000000119000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 13:01

Reported

2024-06-14 13:04

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_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\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a9cf2ee3033e74829535cf66059b997e_JaffaCakes118.exe"

C:\Windows\SysWOW64\aviaddin.exe

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

C:\Windows\SysWOW64\aviaddin.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
GE 178.134.123.218:80 tcp
US 129.89.34.249:80 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 174.106.138.248:443 tcp
US 108.31.30.251:443 tcp
US 50.253.215.97:443 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
ZA 105.186.226.64:50000 tcp
US 184.186.219.249:8090 tcp
AU 120.150.236.64:80 tcp

Files

memory/2168-0-0x0000000002630000-0x0000000002649000-memory.dmp

memory/2168-4-0x0000000002630000-0x0000000002649000-memory.dmp

memory/2168-6-0x0000000002650000-0x0000000002670000-memory.dmp

memory/2168-5-0x0000000000C40000-0x0000000000C59000-memory.dmp

memory/2456-7-0x0000000000A00000-0x0000000000A19000-memory.dmp

memory/2456-11-0x0000000000A00000-0x0000000000A19000-memory.dmp

memory/2456-13-0x0000000000C30000-0x0000000000C50000-memory.dmp

memory/2456-12-0x00000000009E0000-0x00000000009F9000-memory.dmp

memory/3660-14-0x0000000001580000-0x0000000001599000-memory.dmp

memory/3660-18-0x0000000001580000-0x0000000001599000-memory.dmp

memory/3660-19-0x0000000001560000-0x0000000001579000-memory.dmp

memory/3660-20-0x00000000015A0000-0x00000000015C0000-memory.dmp

memory/5092-25-0x0000000001020000-0x0000000001039000-memory.dmp

memory/3660-26-0x0000000001560000-0x0000000001579000-memory.dmp

memory/5092-28-0x0000000001040000-0x0000000001060000-memory.dmp

memory/5092-27-0x0000000001000000-0x0000000001019000-memory.dmp

memory/2456-30-0x00000000009E0000-0x00000000009F9000-memory.dmp

memory/2456-29-0x0000000000D80000-0x0000000000DA3000-memory.dmp

memory/5092-21-0x0000000001020000-0x0000000001039000-memory.dmp

memory/5092-31-0x0000000001000000-0x0000000001019000-memory.dmp