Malware Analysis Report

2025-06-16 06:35

Sample ID 240825-k84a5awend
Target c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118
SHA256 cfa1d749a8770d5f45374d39cd360c3732cced468d633a3c9cc6ab671c7d47f3
Tags
discovery
score
7/10

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
7/10

SHA256

cfa1d749a8770d5f45374d39cd360c3732cced468d633a3c9cc6ab671c7d47f3

Threat Level: Shows suspicious behavior

The file c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery

Loads dropped DLL

Executes dropped EXE

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 09:17

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 09:17

Reported

2024-08-25 09:19

Platform

win7-20240729-en

Max time kernel

140s

Max time network

24s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp N/A

Enumerates physical storage devices

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\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp
PID 376 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp

Processes

C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp

"C:\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp" /SL5="$40110,1739785,70144,C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cfg.inbox.com udp

Files

memory/376-0-0x0000000000400000-0x0000000000418000-memory.dmp

memory/376-2-0x0000000000401000-0x000000000040D000-memory.dmp

\Users\Admin\AppData\Local\Temp\is-2ER3V.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp

MD5 e7106fbf42fbc6d5b08a18ada4f781b4
SHA1 36d4a629f79d772c0b0df8bd2ae2ea09108d239d
SHA256 64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635
SHA512 adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

memory/2340-9-0x0000000000400000-0x0000000000536000-memory.dmp

\Users\Admin\AppData\Local\Temp\is-RK6D6.tmp\_isetup\_shfoldr.dll

MD5 92dc6ef532fbb4a5c3201469a5b5eb63
SHA1 3e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA256 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA512 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

\Users\Admin\AppData\Local\Temp\is-RK6D6.tmp\DownLib.dll

MD5 db25dfdd4c1f2b65c68a230881072695
SHA1 94cd6a3438041f0e61b0a1bea7b66461854efe69
SHA256 1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73
SHA512 db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

memory/2340-22-0x0000000000540000-0x0000000000577000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-RK6D6.tmp\setupcfg.ini

MD5 7a0afb0e82dbdf76d3176aec87b5aae2
SHA1 64daa997860adae7fda30399314f28ec88b3307b
SHA256 d88508610081e85215f56c68d2b463fd5e04c2f25ee0f7e73cd5341f116a8800
SHA512 36c093a61e9dee9195752352eb2f8d9d89a604ddc65313e33f697be23bd9c46fac6784570c4dfe1ddd4484730713aa6618c62d9d66ab46fa798339fbf8055f77

C:\Users\Admin\AppData\Local\Temp\is-RK6D6.tmp\tbr_dots.bmp

MD5 adc799ec79eeaef366ea4dddf099c3ae
SHA1 556c915615a34a2499604b7b732ab304b20fdd4e
SHA256 7e7f18c73560f9c020abe1ab1f22705083281e2ea16ab0030fc927901b5b5d1e
SHA512 76962a17cc26d3f9886828be4e43373ac530165e1c627272ed7c0bc731133e97608e55d2e31f44592aad0d0974352155f41a0718aa0666ec128406b1050c1d6c

C:\Users\Admin\AppData\Local\Temp\is-RK6D6.tmp\RI_AfterDot.bmp

MD5 7ccd5a0af4da51cf4962f184fcf9456a
SHA1 de37f4521fa7fee49b37898f4136728e8971ee0f
SHA256 8f2374b30622dfae1fd0b9706520de34c5e1597c1531fddbff65bc0201132ac7
SHA512 d7c4fbc6a4413dc457400fa2e026dea5d639a5b413164cc6939284c46bb46b6ae8ff10184ba2da4f32ace89646b026400db2a49dd9894d71e88d003a91c8267a

memory/376-159-0x0000000000400000-0x0000000000418000-memory.dmp

memory/2340-161-0x0000000000540000-0x0000000000577000-memory.dmp

memory/2340-160-0x0000000000400000-0x0000000000536000-memory.dmp

memory/2340-164-0x0000000000540000-0x0000000000577000-memory.dmp

memory/2340-167-0x0000000000540000-0x0000000000577000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 09:17

Reported

2024-08-25 09:19

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

103s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-2FD95.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp N/A

Enumerates physical storage devices

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\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\is-2FD95.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\is-2FD95.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp

"C:\Users\Admin\AppData\Local\Temp\is-2FD95.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp" /SL5="$601C6,1739785,70144,C:\Users\Admin\AppData\Local\Temp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cfg.inbox.com udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.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/4640-0-0x0000000000400000-0x0000000000418000-memory.dmp

memory/4640-2-0x0000000000401000-0x000000000040D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-2FD95.tmp\c06b8f2aa0489b4d530378d6b5e0c490_JaffaCakes118.tmp

MD5 e7106fbf42fbc6d5b08a18ada4f781b4
SHA1 36d4a629f79d772c0b0df8bd2ae2ea09108d239d
SHA256 64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635
SHA512 adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

memory/4940-7-0x0000000000400000-0x0000000000536000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-VGN5C.tmp\DownLib.dll

MD5 db25dfdd4c1f2b65c68a230881072695
SHA1 94cd6a3438041f0e61b0a1bea7b66461854efe69
SHA256 1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73
SHA512 db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

memory/4940-20-0x0000000003C00000-0x0000000003C37000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-VGN5C.tmp\setupcfg.ini

MD5 7a0afb0e82dbdf76d3176aec87b5aae2
SHA1 64daa997860adae7fda30399314f28ec88b3307b
SHA256 d88508610081e85215f56c68d2b463fd5e04c2f25ee0f7e73cd5341f116a8800
SHA512 36c093a61e9dee9195752352eb2f8d9d89a604ddc65313e33f697be23bd9c46fac6784570c4dfe1ddd4484730713aa6618c62d9d66ab46fa798339fbf8055f77

C:\Users\Admin\AppData\Local\Temp\is-VGN5C.tmp\tbr_dots.bmp

MD5 adc799ec79eeaef366ea4dddf099c3ae
SHA1 556c915615a34a2499604b7b732ab304b20fdd4e
SHA256 7e7f18c73560f9c020abe1ab1f22705083281e2ea16ab0030fc927901b5b5d1e
SHA512 76962a17cc26d3f9886828be4e43373ac530165e1c627272ed7c0bc731133e97608e55d2e31f44592aad0d0974352155f41a0718aa0666ec128406b1050c1d6c

memory/4640-126-0x0000000000400000-0x0000000000418000-memory.dmp

memory/4940-128-0x0000000003C00000-0x0000000003C37000-memory.dmp

memory/4940-127-0x0000000000400000-0x0000000000536000-memory.dmp