Malware Analysis Report

2025-01-03 06:15

Sample ID 240523-dkevasbg58
Target 698823f50d1d3031a65ee3101edadd39_JaffaCakes118
SHA256 cde8c1ad3ff626cb3383f26b50395c5805ddf2ac8311f1851e07437a22a019f2
Tags
emotet 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

cde8c1ad3ff626cb3383f26b50395c5805ddf2ac8311f1851e07437a22a019f2

Threat Level: Known bad

The file 698823f50d1d3031a65ee3101edadd39_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet 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

2024-05-23 03:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-23 03:03

Reported

2024-05-23 03:06

Platform

win7-20231129-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77810.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\vsixcatch.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\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0049000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58}\WpadDecision = "0" C:\Windows\SysWOW64\vsixcatch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-1f-df-43-f7-d9 C:\Windows\SysWOW64\vsixcatch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58}\aa-1f-df-43-f7-d9 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-1f-df-43-f7-d9\WpadDecisionReason = "1" C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-1f-df-43-f7-d9\WpadDecisionTime = 60b7822dbeacda01 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-1f-df-43-f7-d9\WpadDecision = "0" C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0049000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\vsixcatch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-1f-df-43-f7-d9\WpadDecisionTime = 20ce89d7bdacda01 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\vsixcatch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\vsixcatch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58} C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-1f-df-43-f7-d9\WpadDetectedUrl C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\vsixcatch.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58}\WpadDecisionReason = "1" C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58}\WpadDecisionTime = 60b7822dbeacda01 C:\Windows\SysWOW64\vsixcatch.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F8B593D4-AC9C-4869-B34E-CD72B9B36F58}\WpadDecisionTime = 20ce89d7bdacda01 C:\Windows\SysWOW64\vsixcatch.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\77810.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\77810.exe

"C:\Users\Admin\AppData\Local\Temp\77810.exe"

C:\Users\Admin\AppData\Local\Temp\77810.exe

"C:\Users\Admin\AppData\Local\Temp\77810.exe"

C:\Windows\SysWOW64\vsixcatch.exe

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

C:\Windows\SysWOW64\vsixcatch.exe

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

Network

Country Destination Domain Proto
CA 144.217.246.57:80 tcp
CA 144.217.246.57:80 tcp
CA 142.44.244.43:443 tcp
CA 142.44.244.43:443 tcp
FR 193.251.43.125:7080 tcp
FR 193.251.43.125:7080 tcp

Files

memory/2200-0-0x0000000000260000-0x000000000026D000-memory.dmp

memory/2200-4-0x0000000000260000-0x000000000026D000-memory.dmp

memory/2200-6-0x0000000000270000-0x0000000000280000-memory.dmp

memory/2200-5-0x0000000000250000-0x000000000025D000-memory.dmp

memory/2224-11-0x00000000003E0000-0x00000000003ED000-memory.dmp

memory/2224-7-0x00000000003E0000-0x00000000003ED000-memory.dmp

memory/2224-13-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/2224-12-0x00000000003D0000-0x00000000003DD000-memory.dmp

memory/2200-14-0x0000000000250000-0x000000000025D000-memory.dmp

memory/2012-19-0x0000000000270000-0x000000000027D000-memory.dmp

memory/2012-15-0x0000000000270000-0x000000000027D000-memory.dmp

memory/2012-21-0x0000000000280000-0x0000000000290000-memory.dmp

memory/2012-20-0x0000000000260000-0x000000000026D000-memory.dmp

memory/2288-28-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/2288-27-0x0000000000260000-0x000000000026D000-memory.dmp

memory/2012-29-0x0000000000260000-0x000000000026D000-memory.dmp

memory/2224-31-0x00000000003D0000-0x00000000003DD000-memory.dmp

memory/2224-30-0x0000000000400000-0x000000000041D000-memory.dmp

memory/2288-32-0x0000000000260000-0x000000000026D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-23 03:03

Reported

2024-05-23 03:06

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77810.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\channelmheg.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\channelmheg.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\channelmheg.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\channelmheg.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\channelmheg.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\channelmheg.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\channelmheg.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\77810.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\77810.exe

"C:\Users\Admin\AppData\Local\Temp\77810.exe"

C:\Users\Admin\AppData\Local\Temp\77810.exe

"C:\Users\Admin\AppData\Local\Temp\77810.exe"

C:\Windows\SysWOW64\channelmheg.exe

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

C:\Windows\SysWOW64\channelmheg.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
CA 144.217.246.57:80 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
CA 142.44.244.43:443 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
FR 193.251.43.125:7080 tcp
US 70.119.165.108:443 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 70.184.98.78:8080 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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 69.178.134.242:8080 tcp
US 8.8.8.8:53 89.16.208.104.in-addr.arpa udp

Files

memory/1000-5-0x0000000002190000-0x000000000219D000-memory.dmp

memory/1000-1-0x0000000002190000-0x000000000219D000-memory.dmp

memory/1000-0-0x00000000009D0000-0x00000000009DD000-memory.dmp

memory/1000-6-0x00000000021A0000-0x00000000021B0000-memory.dmp

memory/624-13-0x0000000000A40000-0x0000000000A50000-memory.dmp

memory/624-12-0x0000000000590000-0x000000000059D000-memory.dmp

memory/624-11-0x00000000005A0000-0x00000000005AD000-memory.dmp

memory/624-7-0x00000000005A0000-0x00000000005AD000-memory.dmp

memory/1000-14-0x00000000009D0000-0x00000000009DD000-memory.dmp

memory/4928-19-0x00000000008F0000-0x00000000008FD000-memory.dmp

memory/4928-15-0x00000000008F0000-0x00000000008FD000-memory.dmp

memory/4928-21-0x0000000000900000-0x0000000000910000-memory.dmp

memory/4928-20-0x0000000000550000-0x000000000055D000-memory.dmp

memory/336-28-0x00000000006F0000-0x0000000000700000-memory.dmp

memory/336-27-0x00000000006D0000-0x00000000006DD000-memory.dmp

memory/336-26-0x00000000006E0000-0x00000000006ED000-memory.dmp

memory/336-22-0x00000000006E0000-0x00000000006ED000-memory.dmp

memory/4928-29-0x0000000000550000-0x000000000055D000-memory.dmp

memory/624-31-0x0000000000590000-0x000000000059D000-memory.dmp

memory/624-30-0x0000000000400000-0x000000000041D000-memory.dmp

memory/336-32-0x00000000006D0000-0x00000000006DD000-memory.dmp