Malware Analysis Report

2024-09-22 23:27

Sample ID 240616-ab54ca1ajc
Target b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118
SHA256 854e7da2ffe2c9aa706bf7fba31b42138544b2335e76c0c205b57ce95bae80e2
Tags
emotet epoch2 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

854e7da2ffe2c9aa706bf7fba31b42138544b2335e76c0c205b57ce95bae80e2

Threat Level: Known bad

The file b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 00:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 00:03

Reported

2024-06-16 00:05

Platform

win7-20240220-en

Max time kernel

145s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_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\trnsraw.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\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0128000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3FE634AF-CE7D-4DD8-91A1-23CD350740DA}\WpadDecision = "0" C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6a-f9-ec-44-58-91 C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3FE634AF-CE7D-4DD8-91A1-23CD350740DA}\6a-f9-ec-44-58-91 C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3FE634AF-CE7D-4DD8-91A1-23CD350740DA}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3FE634AF-CE7D-4DD8-91A1-23CD350740DA}\WpadDecisionReason = "1" C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3FE634AF-CE7D-4DD8-91A1-23CD350740DA}\WpadDecisionTime = e0b487a880bfda01 C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6a-f9-ec-44-58-91\WpadDecisionReason = "1" C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6a-f9-ec-44-58-91\WpadDecisionTime = e0b487a880bfda01 C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\trnsraw.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3FE634AF-CE7D-4DD8-91A1-23CD350740DA} C:\Windows\SysWOW64\trnsraw.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6a-f9-ec-44-58-91\WpadDecision = "0" C:\Windows\SysWOW64\trnsraw.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\trnsraw.exe N/A
N/A N/A C:\Windows\SysWOW64\trnsraw.exe N/A
N/A N/A C:\Windows\SysWOW64\trnsraw.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe

--67a723fd

C:\Windows\SysWOW64\trnsraw.exe

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

C:\Windows\SysWOW64\trnsraw.exe

--e070223b

Network

Country Destination Domain Proto
US 173.247.19.238:80 tcp
US 173.247.19.238:80 tcp
US 174.81.132.128:80 tcp
US 174.81.132.128:80 tcp
KR 211.44.35.111:80 tcp
KR 211.44.35.111:80 tcp

Files

memory/2356-0-0x00000000003C0000-0x00000000003D7000-memory.dmp

memory/2356-5-0x00000000003A0000-0x00000000003B1000-memory.dmp

memory/1508-6-0x0000000000300000-0x0000000000317000-memory.dmp

memory/2996-11-0x0000000000380000-0x0000000000397000-memory.dmp

memory/1508-16-0x0000000000400000-0x0000000000461000-memory.dmp

memory/2136-17-0x00000000003B0000-0x00000000003C7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 00:03

Reported

2024-06-16 00:05

Platform

win10v2004-20240611-en

Max time kernel

134s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_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\INetCache\Content.IE5 C:\Windows\SysWOW64\hantnon.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\hantnon.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\hantnon.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\hantnon.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\hantnon.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\hantnon.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\hantnon.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\b0cdec47e68ed0ed86889da8292ee1e7_JaffaCakes118.exe

--67a723fd

C:\Windows\SysWOW64\hantnon.exe

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

C:\Windows\SysWOW64\hantnon.exe

--68078c24

Network

Country Destination Domain Proto
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 173.247.19.238:80 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 174.81.132.128:80 tcp
KR 211.44.35.111:80 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
DE 165.227.156.155:443 165.227.156.155 tcp
US 8.8.8.8:53 155.156.227.165.in-addr.arpa udp
US 167.99.105.223:7080 tcp
US 67.225.179.64:8080 tcp

Files

memory/596-0-0x00000000022A0000-0x00000000022B7000-memory.dmp

memory/596-5-0x00000000021E0000-0x00000000021F1000-memory.dmp

memory/920-6-0x0000000002150000-0x0000000002167000-memory.dmp

memory/1804-11-0x0000000000E00000-0x0000000000E17000-memory.dmp

memory/920-16-0x0000000000400000-0x0000000000461000-memory.dmp

memory/2356-17-0x0000000000E30000-0x0000000000E47000-memory.dmp