Malware Analysis Report

2024-09-22 22:05

Sample ID 240614-vsmcsatbmm
Target aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118
SHA256 75457f4cb4891fada5007c53c42b4ee7aefe3e2b512a33a1285cc665f1bde058
Tags
emotet epoch3 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

75457f4cb4891fada5007c53c42b4ee7aefe3e2b512a33a1285cc665f1bde058

Threat Level: Known bad

The file aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 17:15

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 17:15

Reported

2024-06-14 17:17

Platform

win10v2004-20240508-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_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\filldispid.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\filldispid.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\filldispid.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\filldispid.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\filldispid.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\filldispid.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\filldispid.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe

--cb10bc08

C:\Windows\SysWOW64\filldispid.exe

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

C:\Windows\SysWOW64\filldispid.exe

--867d4612

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 69.14.208.221:80 tcp
ZA 156.155.163.232:80 tcp
KR 211.42.204.154:80 tcp
DE 164.68.115.146:8080 tcp
DE 5.189.148.98:8080 tcp

Files

memory/3156-0-0x0000000002210000-0x0000000002227000-memory.dmp

memory/3156-5-0x00000000021F0000-0x0000000002201000-memory.dmp

memory/640-6-0x0000000002150000-0x0000000002167000-memory.dmp

memory/1960-11-0x0000000000DB0000-0x0000000000DC7000-memory.dmp

memory/640-16-0x0000000000400000-0x0000000000461000-memory.dmp

memory/1968-17-0x0000000000D80000-0x0000000000D97000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 17:15

Reported

2024-06-14 17:17

Platform

win7-20240611-en

Max time kernel

144s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_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\serialtitle.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06554B65-349C-4C97-B710-6E0E95F99848}\WpadDecisionTime = b0a3457f7ebeda01 C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06554B65-349C-4C97-B710-6E0E95F99848}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\82-77-22-ab-73-f6 C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\82-77-22-ab-73-f6\WpadDecisionTime = b0a3457f7ebeda01 C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00bd000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06554B65-349C-4C97-B710-6E0E95F99848} C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06554B65-349C-4C97-B710-6E0E95F99848}\82-77-22-ab-73-f6 C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\82-77-22-ab-73-f6\WpadDecision = "0" C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06554B65-349C-4C97-B710-6E0E95F99848}\WpadDecisionReason = "1" C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06554B65-349C-4C97-B710-6E0E95F99848}\WpadDecision = "0" C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\82-77-22-ab-73-f6\WpadDecisionReason = "1" C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\serialtitle.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\serialtitle.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\serialtitle.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\aadc3f71e18dc1c1ae2ee157ebf43d83_JaffaCakes118.exe

--cb10bc08

C:\Windows\SysWOW64\serialtitle.exe

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

C:\Windows\SysWOW64\serialtitle.exe

--583e1fa

Network

Country Destination Domain Proto
US 69.14.208.221:80 tcp
US 69.14.208.221:80 tcp
ZA 156.155.163.232:80 tcp
ZA 156.155.163.232:80 tcp
KR 211.42.204.154:80 tcp
KR 211.42.204.154:80 tcp

Files

memory/2860-5-0x0000000000300000-0x0000000000311000-memory.dmp

memory/2860-0-0x0000000000320000-0x0000000000337000-memory.dmp

memory/3012-6-0x00000000002E0000-0x00000000002F7000-memory.dmp

memory/2884-11-0x00000000003A0000-0x00000000003B7000-memory.dmp

memory/3012-16-0x0000000000400000-0x0000000000461000-memory.dmp

memory/2872-17-0x00000000008E0000-0x00000000008F7000-memory.dmp