Malware Analysis Report

2025-01-03 06:14

Sample ID 240521-ym7y3sgg5v
Target 648fdc19f6c9edca30a8f9a756234699_JaffaCakes118
SHA256 52d4dafbcfae960f9c56c22dd3013b33747410cc14d384ae26caaae26f7e74c5
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

52d4dafbcfae960f9c56c22dd3013b33747410cc14d384ae26caaae26f7e74c5

Threat Level: Known bad

The file 648fdc19f6c9edca30a8f9a756234699_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Unexpected DNS network traffic destination

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Modifies Control Panel

Modifies data under HKEY_USERS

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-21 19:55

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-21 19:55

Reported

2024-05-21 19:57

Platform

win7-20240215-en

Max time kernel

138s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 148.103.9.108 N/A N/A
Destination IP 148.103.9.108 N/A N/A

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\adamavatar.exe N/A

Enumerates physical storage devices

Modifies Control Panel

evasion
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Control Panel\PowerCfg C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Control Panel\PowerCfg C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Control Panel\PowerCfg C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0058000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DE17A2EB-9739-420C-8338-6D8E3757EBA3}\WpadDecisionReason = "1" C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a9-87-57-0d-80\WpadDecision = "0" C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DE17A2EB-9739-420C-8338-6D8E3757EBA3}\WpadDecision = "0" C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a9-87-57-0d-80 C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DE17A2EB-9739-420C-8338-6D8E3757EBA3} C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DE17A2EB-9739-420C-8338-6D8E3757EBA3}\WpadDecisionTime = 105d33ddb8abda01 C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DE17A2EB-9739-420C-8338-6D8E3757EBA3}\ea-a9-87-57-0d-80 C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a9-87-57-0d-80\WpadDecisionReason = "1" C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Control Panel\PowerCfg C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\adamavatar.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DE17A2EB-9739-420C-8338-6D8E3757EBA3}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\adamavatar.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a9-87-57-0d-80\WpadDecisionTime = 105d33ddb8abda01 C:\Windows\SysWOW64\adamavatar.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe"

C:\Windows\SysWOW64\adamavatar.exe

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

C:\Windows\SysWOW64\adamavatar.exe

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

Network

Country Destination Domain Proto
PK 39.61.49.128:22 tcp
PK 39.61.49.128:22 tcp
DO 148.103.9.108:53 tcp
DO 148.103.9.108:53 tcp
US 70.119.159.214:443 tcp
US 70.119.159.214:443 tcp

Files

memory/2916-0-0x0000000000180000-0x000000000019A000-memory.dmp

memory/2500-4-0x0000000000140000-0x000000000015A000-memory.dmp

memory/2500-11-0x00000000001A0000-0x00000000001B8000-memory.dmp

memory/2916-8-0x0000000000160000-0x000000000017A000-memory.dmp

memory/2916-9-0x0000000000750000-0x0000000000768000-memory.dmp

memory/2500-10-0x0000000000120000-0x000000000013A000-memory.dmp

memory/2088-12-0x0000000000280000-0x000000000029A000-memory.dmp

memory/2088-17-0x0000000000330000-0x0000000000348000-memory.dmp

memory/2088-16-0x00000000000F0000-0x000000000010A000-memory.dmp

memory/2528-18-0x0000000000280000-0x000000000029A000-memory.dmp

memory/2528-23-0x00000000002A0000-0x00000000002B8000-memory.dmp

memory/2528-22-0x00000000001B0000-0x00000000001CA000-memory.dmp

memory/2500-24-0x00000000011C0000-0x00000000011E3000-memory.dmp

memory/2500-25-0x0000000000120000-0x000000000013A000-memory.dmp

memory/2528-26-0x00000000001B0000-0x00000000001CA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-21 19:55

Reported

2024-05-21 19:57

Platform

win10v2004-20240426-en

Max time kernel

138s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 148.103.9.108 N/A N/A

Enumerates physical storage devices

Modifies Control Panel

evasion
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\PowerCfg C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\PowerCfg C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Control Panel\PowerCfg C:\Windows\SysWOW64\wordpadidl.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Control Panel\PowerCfg C:\Windows\SysWOW64\wordpadidl.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\648fdc19f6c9edca30a8f9a756234699_JaffaCakes118.exe"

C:\Windows\SysWOW64\wordpadidl.exe

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

C:\Windows\SysWOW64\wordpadidl.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
PK 39.61.49.128:22 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
DO 148.103.9.108:53 tcp
US 70.119.159.214:443 tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 67.42.71.66:20 tcp
US 8.8.8.8:53 23.236.111.52.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 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 24.209.31.102:8090 tcp
US 70.91.215.57:22 tcp

Files

memory/1592-0-0x0000000001120000-0x000000000113A000-memory.dmp

memory/1592-5-0x00000000028F0000-0x0000000002908000-memory.dmp

memory/1592-4-0x0000000001100000-0x000000000111A000-memory.dmp

memory/4592-6-0x0000000001300000-0x000000000131A000-memory.dmp

memory/4592-10-0x00000000012E0000-0x00000000012FA000-memory.dmp

memory/4592-11-0x0000000001320000-0x0000000001338000-memory.dmp

memory/3896-12-0x0000000001460000-0x000000000147A000-memory.dmp

memory/3896-17-0x0000000001480000-0x0000000001498000-memory.dmp

memory/3896-16-0x0000000001050000-0x000000000106A000-memory.dmp

memory/3948-18-0x0000000000ED0000-0x0000000000EEA000-memory.dmp

memory/3948-23-0x0000000000EF0000-0x0000000000F08000-memory.dmp

memory/3948-22-0x0000000000BD0000-0x0000000000BEA000-memory.dmp

memory/3896-24-0x0000000001050000-0x000000000106A000-memory.dmp

memory/4592-25-0x00000000001B0000-0x00000000001D3000-memory.dmp

memory/4592-26-0x00000000012E0000-0x00000000012FA000-memory.dmp

memory/3948-27-0x0000000000BD0000-0x0000000000BEA000-memory.dmp