Malware Analysis Report

2024-10-23 16:57

Sample ID 241015-n34w9asfpg
Target 47aad909f498abcb9f6072e2005b65bb_JaffaCakes118
SHA256 7d256189702c023c5c26bbefb00120cd35be4a832a469869c495758a45dc49a4
Tags
discovery xloader b8eu loader rat
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

7d256189702c023c5c26bbefb00120cd35be4a832a469869c495758a45dc49a4

Threat Level: Known bad

The file 47aad909f498abcb9f6072e2005b65bb_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

discovery xloader b8eu loader rat

Xloader

Xloader payload

Executes dropped EXE

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-15 11:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-15 11:56

Reported

2024-10-15 11:58

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.google.com udp
GB 142.250.200.36:443 www.google.com tcp
GB 92.123.128.170:443 www.bing.com tcp
GB 142.250.200.36:443 www.google.com tcp
GB 92.123.128.156:443 www.bing.com tcp

Files

memory/3020-0-0x000000007431E000-0x000000007431F000-memory.dmp

memory/3020-1-0x0000000000E50000-0x0000000000EF0000-memory.dmp

memory/3020-2-0x0000000074310000-0x00000000749FE000-memory.dmp

memory/3020-3-0x0000000074310000-0x00000000749FE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-15 11:56

Reported

2024-10-15 11:58

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1472 set thread context of 3980 N/A C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\47aad909f498abcb9f6072e2005b65bb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3980 -ip 3980

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 184

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 www.google.com udp
GB 142.250.200.36:443 www.google.com tcp
GB 92.123.128.150:443 www.bing.com tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 36.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 150.128.123.92.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/1472-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

memory/1472-1-0x0000000000E00000-0x0000000000EA0000-memory.dmp

memory/1472-2-0x0000000005840000-0x00000000058DC000-memory.dmp

memory/1472-3-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/1472-4-0x0000000006500000-0x0000000006592000-memory.dmp

memory/1472-5-0x0000000006B50000-0x00000000070F4000-memory.dmp

memory/1472-6-0x00000000067D0000-0x0000000006808000-memory.dmp

memory/1472-7-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/1472-8-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

memory/1472-9-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/1472-11-0x0000000003140000-0x0000000003154000-memory.dmp

memory/1472-12-0x0000000003150000-0x0000000003156000-memory.dmp

memory/3980-14-0x0000000000400000-0x0000000000420000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

MD5 9827ff3cdf4b83f9c86354606736ca9c
SHA1 e73d73f42bb2a310f03eb1bcbb22be2b8eb7c723
SHA256 c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a
SHA512 8261828d55f3b5134c0aeb98311c04e20c5395d4347251746f3be0fb854f36cc7e118713cd00c9867537e6e47d5e71f2b2384fc00c67f0ae1b285b8310321579

memory/3980-17-0x00000000005C0000-0x00000000005E8000-memory.dmp

memory/1472-19-0x0000000074BF0000-0x00000000753A0000-memory.dmp