Malware Analysis Report

2024-09-22 22:34

Sample ID 240601-syzh7aff6z
Target 8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118
SHA256 1843ee4c7805b2ff1ace171bf8daf3cce9c27b483711ae8ad6665bfd27c92970
Tags
emotet epoch1 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

1843ee4c7805b2ff1ace171bf8daf3cce9c27b483711ae8ad6665bfd27c92970

Threat Level: Known bad

The file 8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-01 15:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-01 15:32

Reported

2024-06-01 15:35

Platform

win7-20240221-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_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\urddevice.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\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\urddevice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9E57EC75-B56B-4995-B918-352C2AE90148}\WpadDecisionReason = "1" C:\Windows\SysWOW64\urddevice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-7a-5e-ac-ac-3b\WpadDecisionReason = "1" C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\urddevice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0087000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\urddevice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9E57EC75-B56B-4995-B918-352C2AE90148}\WpadDecisionTime = 206b710739b4da01 C:\Windows\SysWOW64\urddevice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-7a-5e-ac-ac-3b\WpadDecision = "0" C:\Windows\SysWOW64\urddevice.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\urddevice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\urddevice.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\urddevice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\urddevice.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9E57EC75-B56B-4995-B918-352C2AE90148}\WpadDecision = "0" C:\Windows\SysWOW64\urddevice.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9E57EC75-B56B-4995-B918-352C2AE90148}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-7a-5e-ac-ac-3b C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9E57EC75-B56B-4995-B918-352C2AE90148} C:\Windows\SysWOW64\urddevice.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9E57EC75-B56B-4995-B918-352C2AE90148}\5a-7a-5e-ac-ac-3b C:\Windows\SysWOW64\urddevice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-7a-5e-ac-ac-3b\WpadDecisionTime = 206b710739b4da01 C:\Windows\SysWOW64\urddevice.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\urddevice.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe

--dbdfbb9

C:\Windows\SysWOW64\urddevice.exe

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

C:\Windows\SysWOW64\urddevice.exe

--833553

Network

Country Destination Domain Proto
VE 190.217.1.149:80 tcp
VE 190.217.1.149:80 tcp
ZW 154.120.227.206:8080 tcp
ZW 154.120.227.206:8080 tcp
US 45.56.79.249:443 45.56.79.249 tcp
FR 163.172.40.218:7080 tcp

Files

memory/3036-0-0x0000000000401000-0x0000000000417000-memory.dmp

memory/3036-1-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3036-2-0x0000000000360000-0x0000000000377000-memory.dmp

memory/2556-9-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3036-8-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2556-10-0x0000000000450000-0x0000000000467000-memory.dmp

memory/2540-15-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2556-24-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2716-25-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2540-22-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2540-16-0x0000000000490000-0x00000000004A7000-memory.dmp

memory/2716-26-0x0000000000650000-0x0000000000667000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-01 15:32

Reported

2024-06-01 15:35

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_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\IE C:\Windows\SysWOW64\ctntsongs.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\ctntsongs.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\ctntsongs.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\ctntsongs.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\ctntsongs.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\ctntsongs.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\ctntsongs.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\8ae862c67f85dddfe480032eb103d5c7_JaffaCakes118.exe

--dbdfbb9

C:\Windows\SysWOW64\ctntsongs.exe

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

C:\Windows\SysWOW64\ctntsongs.exe

--24ee631d

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 233.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
VE 190.217.1.149:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
ZW 154.120.227.206:8080 tcp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 45.56.79.249:443 45.56.79.249 tcp
US 8.8.8.8:53 249.79.56.45.in-addr.arpa udp
FR 163.172.40.218:7080 tcp
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 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
DE 79.143.182.254:8080 tcp
AR 190.230.60.129:8080 tcp
CZ 46.28.111.142:7080 tcp
AR 190.182.161.7:8080 tcp

Files

memory/3032-0-0x0000000000401000-0x0000000000417000-memory.dmp

memory/3032-1-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3032-2-0x0000000000650000-0x0000000000667000-memory.dmp

memory/3376-8-0x00000000001A0000-0x00000000001B7000-memory.dmp

memory/3376-14-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3032-12-0x0000000000400000-0x000000000044F000-memory.dmp

memory/876-15-0x0000000000400000-0x000000000044F000-memory.dmp

memory/876-17-0x0000000001400000-0x0000000001417000-memory.dmp

memory/1632-26-0x00000000013B0000-0x00000000013C7000-memory.dmp

memory/3376-31-0x0000000000400000-0x000000000044F000-memory.dmp

memory/1632-32-0x0000000000400000-0x000000000044F000-memory.dmp

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\151006038beb3d5e9a4e1db2e6315db6_310807ab-751f-4d81-ae09-b202eaf21e19

MD5 2219ed8c4461bbee47dc0ac045013700
SHA1 f537ff444a352845422abf004e0087645f903a44
SHA256 a2291a4fcb3343cdfad5d198bdc7dd62af09605c264681fa26ed79cecb53c01e
SHA512 74026b6cb0f530e6acc0681ac68b990ca68f7baca7244b2954799b3556ee98c88f8d63092863cd391d1851b6e10795f54252da34a5d25da3911779891f8cb822

memory/876-23-0x0000000000400000-0x000000000044F000-memory.dmp