Malware Analysis Report

2024-09-22 23:13

Sample ID 240531-weh9msgd94
Target 87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118
SHA256 4ec4e52602e8b216dcb813949defd03e41da37fc420667222f5fb196d3817f0e
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

4ec4e52602e8b216dcb813949defd03e41da37fc420667222f5fb196d3817f0e

Threat Level: Known bad

The file 87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 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 SetWindowsHookEx

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-31 17:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 17:49

Reported

2024-05-31 17:52

Platform

win7-20240221-en

Max time kernel

131s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 190.228.72.244 N/A N/A
Destination IP 190.228.72.244 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\dialogcrimson.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\Connections C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A} C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-f0-63-91-8c-ab\WpadDetectedUrl C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A}\WpadDecisionReason = "1" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A}\WpadDecision = "0" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications\MFCBind\Settings C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications\MFCBind\Recent File List C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-f0-63-91-8c-ab C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f007d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-f0-63-91-8c-ab\WpadDecision = "0" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A}\WpadDecisionTime = f045ee4583b3da01 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-f0-63-91-8c-ab\WpadDecisionTime = f045ee4583b3da01 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications\MFCBind C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A}\9a-f0-63-91-8c-ab C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-f0-63-91-8c-ab\WpadDecisionReason = "1" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications\MFCBind\Recent File List C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications\MFCBind\Settings C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-f0-63-91-8c-ab\WpadDecisionTime = 30d92b0883b3da01 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications\MFCBind C:\Windows\SysWOW64\dialogcrimson.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Local AppWizard-Generated Applications C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{85191947-F687-4FDE-9FC1-10649B01A83A}\WpadDecisionTime = 30d92b0883b3da01 C:\Windows\SysWOW64\dialogcrimson.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f007d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\dialogcrimson.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe

--7dd7cc25

C:\Windows\SysWOW64\dialogcrimson.exe

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

C:\Windows\SysWOW64\dialogcrimson.exe

--7a804d8d

Network

Country Destination Domain Proto
US 148.72.151.34:8080 tcp
US 148.72.151.34:8080 tcp
FR 37.187.2.199:443 37.187.2.199 tcp
DE 173.249.47.77:8080 tcp
DE 173.249.47.77:8080 tcp
AR 190.228.72.244:53 tcp
AR 190.228.72.244:53 tcp
US 45.33.49.124:443 tcp

Files

memory/2180-0-0x00000000001C0000-0x00000000001D4000-memory.dmp

memory/2180-5-0x00000000001B0000-0x00000000001BF000-memory.dmp

memory/592-7-0x00000000003C0000-0x00000000003D4000-memory.dmp

memory/2748-11-0x0000000000AF0000-0x0000000000B04000-memory.dmp

memory/592-16-0x0000000000400000-0x000000000046A000-memory.dmp

memory/2860-17-0x0000000000470000-0x0000000000484000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 17:49

Reported

2024-05-31 17:52

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 190.228.72.244 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\INetCache\Content.IE5 C:\Windows\SysWOW64\dialogsketch.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\dialogsketch.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\dialogsketch.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\dialogsketch.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications\MFCBind\Recent File List C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications\MFCBind\Recent File List C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications\MFCBind\Settings C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications\MFCBind C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications\MFCBind\Settings C:\Windows\SysWOW64\dialogsketch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\dialogsketch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\dialogsketch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications\MFCBind C:\Windows\SysWOW64\dialogsketch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Local AppWizard-Generated Applications C:\Windows\SysWOW64\dialogsketch.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\87d0f9f75c64b343e508f513f2e2009e_JaffaCakes118.exe

--7dd7cc25

C:\Windows\SysWOW64\dialogsketch.exe

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

C:\Windows\SysWOW64\dialogsketch.exe

--fca715e6

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 148.72.151.34:8080 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
FR 37.187.2.199:443 37.187.2.199 tcp
US 8.8.8.8:53 199.2.187.37.in-addr.arpa udp
DE 173.249.47.77:8080 tcp
AR 190.228.72.244:53 tcp
US 45.33.49.124:443 tcp
DE 87.106.136.232:8080 tcp
GB 178.79.161.166:443 tcp
FR 62.75.187.192:8080 tcp

Files

memory/4116-0-0x0000000002270000-0x0000000002284000-memory.dmp

memory/4116-5-0x0000000002260000-0x000000000226F000-memory.dmp

memory/2944-6-0x0000000001FA0000-0x0000000001FB4000-memory.dmp

memory/4024-12-0x0000000000E20000-0x0000000000E34000-memory.dmp

memory/2944-17-0x0000000000400000-0x000000000046A000-memory.dmp

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\b41b76628102b84b36367c09999a066a_44d43ff8-91cd-4ca7-92c9-6495b4f546fa

MD5 2639b378dbbb419de68ff1e90fba211d
SHA1 de1a6cbd4cde6ff636815485534aa18116d66193
SHA256 939db142a506000d931e41d5642d7a406ecabb849d4b8b969a7abc14ad4d7c7e
SHA512 64baf245c007de421c85176ff1a5639bf7b317ce9b0b0139a4a2e2dec0024048e7bb21c53af40ae354e7ab73ee66acda0431e7af5376c59f63a6faff598c3bd0

memory/2184-20-0x0000000000DA0000-0x0000000000DB4000-memory.dmp