Malware Analysis Report

2024-10-23 17:02

Sample ID 240401-xsr95scg3y
Target 7806c7cd317fabbc77985b247167e596_JaffaCakes118
SHA256 b9b0ce10496a723998fd40bd2662d231e6135c465000d319b708736570d0bd09
Tags
xloader pfrp 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

b9b0ce10496a723998fd40bd2662d231e6135c465000d319b708736570d0bd09

Threat Level: Known bad

The file 7806c7cd317fabbc77985b247167e596_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader pfrp loader rat

Xloader

Xloader payload

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-01 19:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-01 19:07

Reported

2024-04-01 19:10

Platform

win7-20240221-en

Max time kernel

122s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2944 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2944 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2944 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2944 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 2944 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NovwaoBFfnCGA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBFF5.tmp"

C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe"

Network

N/A

Files

memory/2944-0-0x0000000000F90000-0x000000000103E000-memory.dmp

memory/2944-1-0x0000000074620000-0x0000000074D0E000-memory.dmp

memory/2944-2-0x0000000004E40000-0x0000000004E80000-memory.dmp

memory/2944-3-0x0000000000400000-0x0000000000418000-memory.dmp

memory/2944-4-0x0000000074620000-0x0000000074D0E000-memory.dmp

memory/2944-5-0x0000000004E40000-0x0000000004E80000-memory.dmp

memory/2944-6-0x00000000050C0000-0x0000000005126000-memory.dmp

memory/2556-12-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2556-14-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2556-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2556-18-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2944-19-0x0000000074620000-0x0000000074D0E000-memory.dmp

memory/2556-20-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-01 19:07

Reported

2024-04-01 19:10

Platform

win10v2004-20240226-en

Max time kernel

91s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4664 wrote to memory of 1356 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4664 wrote to memory of 1356 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4664 wrote to memory of 1356 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4664 wrote to memory of 1604 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 4664 wrote to memory of 1604 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 4664 wrote to memory of 1604 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 4664 wrote to memory of 1604 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 4664 wrote to memory of 1604 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe
PID 4664 wrote to memory of 1604 N/A C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NovwaoBFfnCGA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE687.tmp"

C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7806c7cd317fabbc77985b247167e596_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 40.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 28.117.19.2.in-addr.arpa udp

Files

memory/4664-0-0x0000000000770000-0x000000000081E000-memory.dmp

memory/4664-1-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/4664-3-0x00000000051F0000-0x0000000005282000-memory.dmp

memory/4664-2-0x0000000005860000-0x0000000005E04000-memory.dmp

memory/4664-4-0x0000000005190000-0x00000000051A0000-memory.dmp

memory/4664-5-0x00000000051E0000-0x00000000051EA000-memory.dmp

memory/4664-6-0x0000000005830000-0x0000000005848000-memory.dmp

memory/4664-7-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/4664-8-0x0000000005190000-0x00000000051A0000-memory.dmp

memory/4664-9-0x0000000006B90000-0x0000000006C2C000-memory.dmp

memory/4664-10-0x0000000006B20000-0x0000000006B86000-memory.dmp

memory/1604-16-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4664-18-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/1604-19-0x0000000001270000-0x00000000015BA000-memory.dmp