Malware Analysis Report

2024-09-22 22:21

Sample ID 240617-x1mpma1bph
Target b999d61d79062986e94056b9160d30c9_JaffaCakes118
SHA256 396766f2366775c1bd59959405e7e54a99f7014bae503a86ce5e1a29c8d4c081
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

396766f2366775c1bd59959405e7e54a99f7014bae503a86ce5e1a29c8d4c081

Threat Level: Known bad

The file b999d61d79062986e94056b9160d30c9_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 19:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 19:19

Reported

2024-06-17 19:21

Platform

win7-20240611-en

Max time kernel

150s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\wpdshext\thawbrkr.exe C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\wpdshext\thawbrkr.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe"

C:\Windows\SysWOW64\wpdshext\thawbrkr.exe

"C:\Windows\SysWOW64\wpdshext\thawbrkr.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
TH 202.29.239.162:443 tcp

Files

memory/1844-7-0x00000000002F0000-0x00000000002FF000-memory.dmp

memory/1844-4-0x0000000000320000-0x0000000000330000-memory.dmp

memory/1844-0-0x0000000000300000-0x0000000000312000-memory.dmp

memory/1844-9-0x0000000000400000-0x00000000004AB000-memory.dmp

C:\Windows\SysWOW64\wpdshext\thawbrkr.exe

MD5 b999d61d79062986e94056b9160d30c9
SHA1 2c2ddb7ea13da4c7404afa398917640a04e1e1ed
SHA256 396766f2366775c1bd59959405e7e54a99f7014bae503a86ce5e1a29c8d4c081
SHA512 466294445e6ee3cf3a983f332e5d4e28182f32b69e913f22873414ee8cc8f948f8d92ecebb87cb89a3617779ecae5f51c5aa68e083aa87fea84bb774a8bbd2c5

memory/2992-10-0x0000000000650000-0x0000000000662000-memory.dmp

memory/2992-14-0x0000000000670000-0x0000000000680000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 19:19

Reported

2024-06-17 19:21

Platform

win10v2004-20240611-en

Max time kernel

132s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\DscCoreConfProv\cleanmgr.exe C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\DscCoreConfProv\cleanmgr.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b999d61d79062986e94056b9160d30c9_JaffaCakes118.exe"

C:\Windows\SysWOW64\DscCoreConfProv\cleanmgr.exe

"C:\Windows\SysWOW64\DscCoreConfProv\cleanmgr.exe"

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
NL 23.62.61.155:443 www.bing.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 155.61.62.23.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
TH 202.29.239.162:443 tcp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
RU 80.87.201.221:7080 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/3984-4-0x0000000000700000-0x0000000000710000-memory.dmp

memory/3984-0-0x00000000006E0000-0x00000000006F2000-memory.dmp

memory/3984-7-0x00000000006D0000-0x00000000006DF000-memory.dmp

C:\Windows\SysWOW64\DscCoreConfProv\cleanmgr.exe

MD5 b999d61d79062986e94056b9160d30c9
SHA1 2c2ddb7ea13da4c7404afa398917640a04e1e1ed
SHA256 396766f2366775c1bd59959405e7e54a99f7014bae503a86ce5e1a29c8d4c081
SHA512 466294445e6ee3cf3a983f332e5d4e28182f32b69e913f22873414ee8cc8f948f8d92ecebb87cb89a3617779ecae5f51c5aa68e083aa87fea84bb774a8bbd2c5

memory/3984-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/1924-14-0x00000000021A0000-0x00000000021B0000-memory.dmp

memory/1924-11-0x0000000002200000-0x0000000002212000-memory.dmp