Malware Analysis Report

2024-09-22 23:06

Sample ID 240526-vdflpadb8w
Target 7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118
SHA256 82fd827a828f7eb4c9683707910a8f4d135c7f2107c33dd94196a09a92e31898
Tags
emotet epoch3 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

82fd827a828f7eb4c9683707910a8f4d135c7f2107c33dd94196a09a92e31898

Threat Level: Known bad

The file 7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Modifies data under HKEY_USERS

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-26 16:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-26 16:52

Reported

2024-05-26 16:54

Platform

win7-20240221-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_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\runattrib.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\Wpad\{FEAC6D9A-C531-4A4D-92BF-FAF0CD7575BF} C:\Windows\SysWOW64\runattrib.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-28-e3-ae-44-9e\WpadDecisionTime = 80899a248dafda01 C:\Windows\SysWOW64\runattrib.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\runattrib.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\runattrib.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\runattrib.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\runattrib.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\runattrib.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FEAC6D9A-C531-4A4D-92BF-FAF0CD7575BF}\WpadDecisionTime = 80899a248dafda01 C:\Windows\SysWOW64\runattrib.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-28-e3-ae-44-9e C:\Windows\SysWOW64\runattrib.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-28-e3-ae-44-9e\WpadDecision = "0" C:\Windows\SysWOW64\runattrib.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\runattrib.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\runattrib.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0084000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\runattrib.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FEAC6D9A-C531-4A4D-92BF-FAF0CD7575BF}\WpadDecisionReason = "1" C:\Windows\SysWOW64\runattrib.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FEAC6D9A-C531-4A4D-92BF-FAF0CD7575BF}\WpadDecision = "0" C:\Windows\SysWOW64\runattrib.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FEAC6D9A-C531-4A4D-92BF-FAF0CD7575BF}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\runattrib.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\runattrib.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\runattrib.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-28-e3-ae-44-9e\WpadDecisionReason = "1" C:\Windows\SysWOW64\runattrib.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\runattrib.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FEAC6D9A-C531-4A4D-92BF-FAF0CD7575BF}\36-28-e3-ae-44-9e C:\Windows\SysWOW64\runattrib.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe

--d5592189

C:\Windows\SysWOW64\runattrib.exe

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

C:\Windows\SysWOW64\runattrib.exe

--957a26b

Network

Country Destination Domain Proto
US 72.69.99.47:80 tcp
US 72.69.99.47:80 tcp
AR 190.5.162.204:80 tcp
AR 190.5.162.204:80 tcp
KR 123.142.37.165:80 tcp
KR 123.142.37.165:80 tcp

Files

memory/1612-0-0x0000000000290000-0x00000000002A7000-memory.dmp

memory/1612-5-0x00000000001F0000-0x0000000000201000-memory.dmp

memory/1224-6-0x0000000000370000-0x0000000000387000-memory.dmp

memory/2980-11-0x0000000000550000-0x0000000000567000-memory.dmp

memory/1224-16-0x0000000000400000-0x00000000004A7000-memory.dmp

memory/2640-17-0x00000000008B0000-0x00000000008C7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-26 16:52

Reported

2024-05-26 16:54

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_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\halwrap.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\halwrap.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\halwrap.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\halwrap.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\halwrap.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\halwrap.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\halwrap.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7625b18518f0ff9b42b4d95b93cc5d82_JaffaCakes118.exe

--d5592189

C:\Windows\SysWOW64\halwrap.exe

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

C:\Windows\SysWOW64\halwrap.exe

--55204bf3

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
NL 23.62.61.99:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 99.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 72.69.99.47:80 tcp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
AR 190.5.162.204:80 tcp
US 8.8.8.8:53 130.211.222.173.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 107.211.222.173.in-addr.arpa udp
KR 123.142.37.165:80 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
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 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 50.63.13.135:8080 tcp
KR 222.239.249.166:443 tcp

Files

memory/4284-0-0x0000000002120000-0x0000000002137000-memory.dmp

memory/4284-5-0x0000000000760000-0x0000000000771000-memory.dmp

memory/1920-6-0x00000000007B0000-0x00000000007C7000-memory.dmp

memory/4116-12-0x0000000000EB0000-0x0000000000EC7000-memory.dmp

memory/1920-17-0x0000000000400000-0x00000000004A7000-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/3440-19-0x0000000000DB0000-0x0000000000DC7000-memory.dmp