Malware Analysis Report

2025-01-03 05:37

Sample ID 240716-p5ycxstdkr
Target 4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118
SHA256 91feded3f71e9e6d929481579da8f2268717351728e1efe10b7d0e657249dee4
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

91feded3f71e9e6d929481579da8f2268717351728e1efe10b7d0e657249dee4

Threat Level: Known bad

The file 4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-16 12:55

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-16 12:55

Reported

2024-07-16 12:57

Platform

win7-20240705-en

Max time kernel

140s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_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\alaskaadam.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A51491B7-E82C-448C-BDE7-7B3FA3181FC4} C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A51491B7-E82C-448C-BDE7-7B3FA3181FC4}\WpadDecisionTime = 00303f7b7fd7da01 C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A51491B7-E82C-448C-BDE7-7B3FA3181FC4}\WpadDecision = "0" C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f011b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\alaskaadam.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-4c-2a-62-c3-f2 C:\Windows\SysWOW64\alaskaadam.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A51491B7-E82C-448C-BDE7-7B3FA3181FC4}\fa-4c-2a-62-c3-f2 C:\Windows\SysWOW64\alaskaadam.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\alaskaadam.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\alaskaadam.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A51491B7-E82C-448C-BDE7-7B3FA3181FC4}\WpadDecisionReason = "1" C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-4c-2a-62-c3-f2\WpadDecision = "0" C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A51491B7-E82C-448C-BDE7-7B3FA3181FC4}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-4c-2a-62-c3-f2\WpadDecisionReason = "1" C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-4c-2a-62-c3-f2\WpadDecisionTime = 00303f7b7fd7da01 C:\Windows\SysWOW64\alaskaadam.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\alaskaadam.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\alaskaadam.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe"

C:\Windows\SysWOW64\alaskaadam.exe

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

C:\Windows\SysWOW64\alaskaadam.exe

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

Network

Country Destination Domain Proto
MX 187.233.152.78:443 tcp
MX 187.233.152.78:443 tcp
US 50.80.248.108:443 tcp
US 50.80.248.108:443 tcp
KE 41.220.119.246:80 tcp
KE 41.220.119.246:80 tcp

Files

memory/2932-0-0x0000000000220000-0x0000000000232000-memory.dmp

memory/2932-1-0x0000000000400000-0x0000000000415000-memory.dmp

memory/2940-2-0x0000000000400000-0x000000000046A000-memory.dmp

memory/2932-4-0x0000000000220000-0x0000000000232000-memory.dmp

memory/2940-5-0x0000000000400000-0x0000000000415000-memory.dmp

memory/2056-6-0x0000000000400000-0x000000000046A000-memory.dmp

memory/1888-7-0x0000000000400000-0x000000000046A000-memory.dmp

memory/2940-9-0x0000000000400000-0x0000000000415000-memory.dmp

memory/1888-10-0x0000000000400000-0x000000000046A000-memory.dmp

memory/1888-11-0x0000000000400000-0x0000000000415000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-16 12:55

Reported

2024-07-16 12:57

Platform

win10v2004-20240709-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_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\INetCookies C:\Windows\SysWOW64\svcsshader.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\svcsshader.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\svcsshader.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\svcsshader.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\svcsshader.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\svcsshader.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\svcsshader.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4e67ce7cd0b262361ae9e9d7f0e49e8c_JaffaCakes118.exe"

C:\Windows\SysWOW64\svcsshader.exe

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

C:\Windows\SysWOW64\svcsshader.exe

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

Network

Country Destination Domain Proto
MX 187.233.152.78:443 tcp
US 50.80.248.108:443 tcp
KE 41.220.119.246:80 tcp
NL 80.115.91.222:443 tcp
US 70.57.82.196:80 tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 4.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
CO 181.57.193.10:80 181.57.193.10 tcp
US 8.8.8.8:53 10.193.57.181.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4408-0-0x0000000000610000-0x0000000000622000-memory.dmp

memory/4408-1-0x0000000000400000-0x0000000000415000-memory.dmp

memory/1612-2-0x0000000000400000-0x000000000046A000-memory.dmp

memory/1612-3-0x0000000000400000-0x000000000046A000-memory.dmp

memory/4408-5-0x0000000000610000-0x0000000000622000-memory.dmp

memory/2176-6-0x0000000000400000-0x000000000046A000-memory.dmp

memory/4396-7-0x0000000000400000-0x000000000046A000-memory.dmp

memory/4396-9-0x0000000000400000-0x0000000000415000-memory.dmp

memory/1612-10-0x0000000000400000-0x0000000000415000-memory.dmp

memory/4396-11-0x0000000000400000-0x000000000046A000-memory.dmp

memory/4396-12-0x0000000000400000-0x0000000000415000-memory.dmp