Malware Analysis Report

2024-10-18 21:15

Sample ID 240524-td5p5sbf32
Target 6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118
SHA256 70b41b2769fccfffef2eb5590674737ccfa8f73adeb750cf54e330eed633c75e
Tags
emotet epoch1 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

70b41b2769fccfffef2eb5590674737ccfa8f73adeb750cf54e330eed633c75e

Threat Level: Known bad

The file 6f0e29a40b8fe4e72e213df6cd6542b3_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

Analysis: static1

Detonation Overview

Reported

2024-05-24 15:57

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-24 15:57

Reported

2024-05-24 16:00

Platform

win7-20240220-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_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\manualchunker.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\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{67CF2435-589E-4286-B957-87CFD716836C}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-bc-3c-1a-53-30\WpadDecisionTime = e01c6f25f3adda01 C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-bc-3c-1a-53-30 C:\Windows\SysWOW64\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{67CF2435-589E-4286-B957-87CFD716836C}\8e-bc-3c-1a-53-30 C:\Windows\SysWOW64\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{67CF2435-589E-4286-B957-87CFD716836C}\WpadDecisionReason = "1" C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{67CF2435-589E-4286-B957-87CFD716836C}\WpadDecisionTime = e01c6f25f3adda01 C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{67CF2435-589E-4286-B957-87CFD716836C}\WpadDecision = "0" C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-bc-3c-1a-53-30\WpadDecisionReason = "1" C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-bc-3c-1a-53-30\WpadDecision = "0" C:\Windows\SysWOW64\manualchunker.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0140000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\manualchunker.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{67CF2435-589E-4286-B957-87CFD716836C} C:\Windows\SysWOW64\manualchunker.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe

--3555520e

C:\Windows\SysWOW64\manualchunker.exe

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

C:\Windows\SysWOW64\manualchunker.exe

--248e91ea

Network

Country Destination Domain Proto
US 107.170.27.84:443 tcp
US 107.170.27.84:443 tcp
GB 85.234.143.94:8080 tcp
GB 85.234.143.94:8080 tcp
CA 204.225.249.100:8080 tcp
CA 204.225.249.100:8080 tcp

Files

memory/2348-5-0x0000000000340000-0x0000000000351000-memory.dmp

memory/2348-6-0x0000000000400000-0x000000000044D000-memory.dmp

memory/2348-0-0x0000000000360000-0x0000000000377000-memory.dmp

memory/2560-12-0x0000000000650000-0x0000000000667000-memory.dmp

memory/2560-17-0x0000000000400000-0x000000000044D000-memory.dmp

memory/904-18-0x0000000000400000-0x000000000044D000-memory.dmp

memory/2680-19-0x00000000003C0000-0x00000000003D7000-memory.dmp

memory/2680-24-0x0000000000400000-0x000000000044D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-24 15:57

Reported

2024-05-24 16:00

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_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\anglepdf.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\anglepdf.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\anglepdf.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\anglepdf.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\anglepdf.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\anglepdf.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\anglepdf.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6f0e29a40b8fe4e72e213df6cd6542b3_JaffaCakes118.exe

--3555520e

C:\Windows\SysWOW64\anglepdf.exe

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

C:\Windows\SysWOW64\anglepdf.exe

--9e195971

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 107.170.27.84:443 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 31.251.17.2.in-addr.arpa udp
GB 85.234.143.94:8080 tcp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
CA 204.225.249.100:8080 tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
DE 173.212.220.251:443 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
MY 60.54.37.25:80 tcp
IT 178.249.187.151:8080 tcp

Files

memory/212-0-0x0000000000740000-0x0000000000757000-memory.dmp

memory/212-6-0x0000000000720000-0x0000000000731000-memory.dmp

memory/212-5-0x0000000000400000-0x000000000044D000-memory.dmp

memory/4548-7-0x00000000006E0000-0x00000000006F7000-memory.dmp

memory/4160-13-0x00000000016B0000-0x00000000016C7000-memory.dmp

memory/4160-18-0x0000000000400000-0x000000000044D000-memory.dmp

memory/4548-19-0x0000000000400000-0x000000000044D000-memory.dmp

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\01edac8cae020cd42786e051ebe37b67_6833eb7b-8d4b-4cdd-9502-9bbf7fc1cf9f

MD5 5f22af36aff2e43cacf9a56ba4166900
SHA1 914ede992f5edd5523a3a127a88f7bca60c69665
SHA256 e0671a7dbf4fca7d937ff1300471c5823a57786710faba9f85daf9e843281e3a
SHA512 f7fd666c6dcdae2bf235bb2b00791cf00519579e3181e5e3fd67e70c9a4027d48335b6498f6116efa5e513b7750b0eebeb484a63555d277939923bb48d4f3bc8

memory/4300-21-0x00000000001D0000-0x00000000001E7000-memory.dmp

memory/4300-26-0x0000000000400000-0x000000000044D000-memory.dmp