Malware Analysis Report

2024-09-22 23:25

Sample ID 240524-zg5r7sad7y
Target 6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118
SHA256 748baabf32108233c4895306a253ef97d630454f81ac99de7ef03035d5e9d228
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

748baabf32108233c4895306a253ef97d630454f81ac99de7ef03035d5e9d228

Threat Level: Known bad

The file 6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-24 20:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-24 20:42

Reported

2024-05-24 20:44

Platform

win7-20240220-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_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\iconsdrawa.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 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0137000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE}\da-8b-f8-21-78-f7 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE} C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE}\WpadDecision = "0" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-8b-f8-21-78-f7\WpadDecisionTime = 80f69b291baeda01 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE}\WpadDecisionReason = "1" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-8b-f8-21-78-f7\WpadDecision = "0" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-8b-f8-21-78-f7\WpadDecisionReason = "1" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-8b-f8-21-78-f7\WpadDecisionTime = 203517ee1aaeda01 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE}\WpadDecisionTime = 80f69b291baeda01 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0137000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-8b-f8-21-78-f7 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE}\WpadDecisionTime = 203517ee1aaeda01 C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-8b-f8-21-78-f7\WpadDetectedUrl C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\iconsdrawa.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{42FB9790-6191-40B8-8E9C-954FB96BA2BE}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\iconsdrawa.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\iconsdrawa.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\iconsdrawa.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe

--b7288e46

C:\Windows\SysWOW64\iconsdrawa.exe

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

C:\Windows\SysWOW64\iconsdrawa.exe

--86f889d5

Network

Country Destination Domain Proto
US 45.79.188.67:8080 tcp
US 45.79.188.67:8080 tcp
GB 77.237.248.136:8080 tcp
GB 77.237.248.136:8080 tcp
NL 185.142.236.163:443 tcp
NL 185.142.236.163:443 tcp
AR 190.108.228.48:990 tcp
AR 190.108.228.48:990 tcp

Files

memory/3028-0-0x0000000000220000-0x0000000000237000-memory.dmp

memory/3028-1-0x0000000000400000-0x0000000000419000-memory.dmp

memory/3028-2-0x0000000000220000-0x0000000000237000-memory.dmp

memory/2320-3-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2320-4-0x0000000000400000-0x0000000000419000-memory.dmp

memory/2544-5-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2320-8-0x0000000000400000-0x0000000000419000-memory.dmp

memory/2556-9-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2556-10-0x0000000000400000-0x0000000000419000-memory.dmp

memory/2556-11-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2556-12-0x0000000000400000-0x0000000000419000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-24 20:42

Reported

2024-05-24 20:44

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_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\Content.IE5 C:\Windows\SysWOW64\durablewfd.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\durablewfd.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\durablewfd.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\durablewfd.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\durablewfd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\durablewfd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\durablewfd.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6fc90dcf1adfe549e8ce53a151be99b6_JaffaCakes118.exe

--b7288e46

C:\Windows\SysWOW64\durablewfd.exe

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

C:\Windows\SysWOW64\durablewfd.exe

--e242566c

Network

Country Destination Domain Proto
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.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 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 45.79.188.67:8080 tcp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
GB 77.237.248.136:8080 tcp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
NL 185.142.236.163:443 tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
AU 119.15.153.237:80 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 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
BE 31.12.67.62:7080 tcp

Files

memory/4368-0-0x0000000001F40000-0x0000000001F57000-memory.dmp

memory/4368-1-0x0000000000400000-0x0000000000419000-memory.dmp

memory/4368-3-0x0000000001F40000-0x0000000001F57000-memory.dmp

memory/3960-4-0x0000000000400000-0x0000000000419000-memory.dmp

memory/2980-6-0x0000000000400000-0x0000000000436000-memory.dmp

memory/3960-9-0x0000000000400000-0x0000000000419000-memory.dmp

memory/1340-11-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1340-12-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1340-14-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1340-15-0x0000000000400000-0x0000000000436000-memory.dmp