Malware Analysis Report

2024-12-07 22:54

Sample ID 240512-mch2eseb69
Target 399ae180ff34a4ae3beafdea619326ae_JaffaCakes118
SHA256 d2bf2e9f869fda26610181516e5d34c988112624600e9b977b6912a1b0432e0b
Tags
remcos ppnet 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

d2bf2e9f869fda26610181516e5d34c988112624600e9b977b6912a1b0432e0b

Threat Level: Known bad

The file 399ae180ff34a4ae3beafdea619326ae_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

remcos ppnet rat

Remcos

Executes dropped EXE

Checks computer location settings

AutoIT Executable

Suspicious use of SetThreadContext

Enumerates physical storage devices

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-12 10:19

Signatures

AutoIT Executable

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-12 10:19

Reported

2024-05-12 10:21

Platform

win7-20240220-en

Max time kernel

147s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe"

Signatures

Remcos

rat remcos

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\APHostClient\UIMgrBroker.exe N/A

AutoIT Executable

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 SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2316 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 2316 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 2316 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 2316 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 2316 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 2316 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 2316 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2316 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2316 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2316 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 556 wrote to memory of 284 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\APHostClient\UIMgrBroker.exe
PID 556 wrote to memory of 284 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\APHostClient\UIMgrBroker.exe
PID 556 wrote to memory of 284 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\APHostClient\UIMgrBroker.exe
PID 556 wrote to memory of 284 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\APHostClient\UIMgrBroker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\SysWOW64\schtasks.exe" /create /tn CapabilityAccessManagerClient /tr "C:\Users\Admin\APHostClient\UIMgrBroker.exe" /sc minute /mo 1 /F

C:\Windows\system32\taskeng.exe

taskeng.exe {3363394C-F250-4010-A251-2BA321D58C7B} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]

C:\Users\Admin\APHostClient\UIMgrBroker.exe

C:\Users\Admin\APHostClient\UIMgrBroker.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 DEDETSARDFKJH.RU udp

Files

memory/2812-1-0x0000000000080000-0x00000000000A0000-memory.dmp

memory/2812-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2812-2-0x0000000000080000-0x00000000000A0000-memory.dmp

memory/2812-11-0x0000000000080000-0x00000000000A0000-memory.dmp

memory/2812-12-0x0000000000080000-0x00000000000A0000-memory.dmp

memory/2812-15-0x0000000000080000-0x00000000000A0000-memory.dmp

C:\Users\Admin\APHostClient\UIMgrBroker.exe

MD5 399ae180ff34a4ae3beafdea619326ae
SHA1 c62c2f96b8599a6b924933cb00cc3843a8369a5f
SHA256 d2bf2e9f869fda26610181516e5d34c988112624600e9b977b6912a1b0432e0b
SHA512 72b771e7b6e9dacd7144ff54a114725386d5e4a2fe272b7b8cba06384dfaf62d6c35178cfc248cc16fb5ea8b5060686b9f664f5258b297334e51b6fb936946a5

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-12 10:19

Reported

2024-05-12 10:21

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe"

Signatures

Remcos

rat remcos

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\APHostClient\UIMgrBroker.exe N/A

AutoIT Executable

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 SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1020 wrote to memory of 4976 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 1020 wrote to memory of 4976 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 1020 wrote to memory of 4976 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 1020 wrote to memory of 4976 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 1020 wrote to memory of 4976 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe
PID 1020 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 1020 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 1020 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3452,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=1300 /prefetch:8

C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\399ae180ff34a4ae3beafdea619326ae_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\SysWOW64\schtasks.exe" /create /tn CapabilityAccessManagerClient /tr "C:\Users\Admin\APHostClient\UIMgrBroker.exe" /sc minute /mo 1 /F

C:\Users\Admin\APHostClient\UIMgrBroker.exe

C:\Users\Admin\APHostClient\UIMgrBroker.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 71.159.190.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 31.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp
US 8.8.8.8:53 DEDETSARDFKJH.RU udp

Files

memory/4976-1-0x0000000000400000-0x0000000000420000-memory.dmp

memory/1020-7-0x00000000005B0000-0x00000000005B1000-memory.dmp

memory/4976-8-0x0000000000400000-0x0000000000420000-memory.dmp

memory/4976-9-0x0000000000400000-0x0000000000420000-memory.dmp

memory/4976-12-0x0000000000400000-0x0000000000420000-memory.dmp

C:\Users\Admin\APHostClient\UIMgrBroker.exe

MD5 399ae180ff34a4ae3beafdea619326ae
SHA1 c62c2f96b8599a6b924933cb00cc3843a8369a5f
SHA256 d2bf2e9f869fda26610181516e5d34c988112624600e9b977b6912a1b0432e0b
SHA512 72b771e7b6e9dacd7144ff54a114725386d5e4a2fe272b7b8cba06384dfaf62d6c35178cfc248cc16fb5ea8b5060686b9f664f5258b297334e51b6fb936946a5