Malware Analysis Report

2024-10-19 07:00

Sample ID 240620-sk6eksyarp
Target 07260caacee12872bb4a2900dc7aabe8_JaffaCakes118
SHA256 a87589f4f7cd42853251e86855a371b8f3cde7d5fa25528490d17020b3720db8
Tags
upx modiloader trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a87589f4f7cd42853251e86855a371b8f3cde7d5fa25528490d17020b3720db8

Threat Level: Known bad

The file 07260caacee12872bb4a2900dc7aabe8_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx modiloader trojan

ModiLoader Second Stage

Modiloader family

ModiLoader, DBatLoader

ModiLoader Second Stage

UPX packed file

Drops file in Windows directory

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-20 15:12

Signatures

ModiLoader Second Stage

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

Modiloader family

modiloader

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 15:12

Reported

2024-06-20 15:14

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

UPX packed file

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

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\paramstr.txt C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe"

C:\program files\internet explorer\IEXPLORE.EXE

"C:\program files\internet explorer\IEXPLORE.EXE"

Network

N/A

Files

memory/2936-0-0x0000000000400000-0x00000000004C1000-memory.dmp

memory/2936-1-0x0000000000270000-0x0000000000271000-memory.dmp

memory/2936-3-0x0000000000400000-0x00000000004C1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 15:12

Reported

2024-06-20 15:14

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

UPX packed file

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

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\paramstr.txt C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\07260caacee12872bb4a2900dc7aabe8_JaffaCakes118.exe"

C:\program files\internet explorer\IEXPLORE.EXE

"C:\program files\internet explorer\IEXPLORE.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 --mojo-platform-channel-handle=4116 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
GB 172.217.169.74:443 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

memory/3456-0-0x0000000000400000-0x00000000004C1000-memory.dmp

memory/3456-1-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

memory/3456-3-0x0000000000400000-0x00000000004C1000-memory.dmp