Malware Analysis Report

2025-01-18 02:35

Sample ID 240613-bqk76aseqr
Target a35719f97502464cd3093d7d81bd51ca_JaffaCakes118
SHA256 83fe8259896e9bea8bfe7dfdbd0b2b7ab37f2e9c9013a2a9af611815215f5818
Tags
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

83fe8259896e9bea8bfe7dfdbd0b2b7ab37f2e9c9013a2a9af611815215f5818

Threat Level: Shows suspicious behavior

The file a35719f97502464cd3093d7d81bd51ca_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary


Executes dropped EXE

Loads dropped DLL

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 01:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 01:20

Reported

2024-06-13 01:23

Platform

win7-20240508-en

Max time kernel

140s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp N/A

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp
PID 348 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp

Processes

C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp

"C:\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp" /SL5="$40016,2597896,70144,C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe"

Network

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

Files

memory/348-0-0x0000000000400000-0x0000000000418000-memory.dmp

memory/348-2-0x0000000000401000-0x000000000040D000-memory.dmp

\Users\Admin\AppData\Local\Temp\is-0S9QR.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp

MD5 e7106fbf42fbc6d5b08a18ada4f781b4
SHA1 36d4a629f79d772c0b0df8bd2ae2ea09108d239d
SHA256 64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635
SHA512 adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

memory/1580-9-0x0000000000400000-0x0000000000536000-memory.dmp

\Users\Admin\AppData\Local\Temp\is-AKC91.tmp\_isetup\_shfoldr.dll

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

\Users\Admin\AppData\Local\Temp\is-AKC91.tmp\DownLib.dll

MD5 db25dfdd4c1f2b65c68a230881072695
SHA1 94cd6a3438041f0e61b0a1bea7b66461854efe69
SHA256 1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73
SHA512 db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

memory/1580-22-0x00000000003B0000-0x00000000003E7000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-AKC91.tmp\setupcfg.ini

MD5 e7f17b778cb3220aa6b38d39c8fa1892
SHA1 6dd6a99234c167a37851b08c5cd5fc4ad601c6d9
SHA256 cb0c72a742062125f48bfea3d91154bf10e69c20ae2a0ce21e24f421f01c832d
SHA512 7df3c4136c57577589e086ff6a922ce4defc4bf1e2011ebc35c27eaaea1b380cc513856019faa9a7fa571d920b5e2388b6f394060d6be0f49e1a279b8de9f228

C:\Users\Admin\AppData\Local\Temp\is-AKC91.tmp\tbr_dots.bmp

MD5 adc799ec79eeaef366ea4dddf099c3ae
SHA1 556c915615a34a2499604b7b732ab304b20fdd4e
SHA256 7e7f18c73560f9c020abe1ab1f22705083281e2ea16ab0030fc927901b5b5d1e
SHA512 76962a17cc26d3f9886828be4e43373ac530165e1c627272ed7c0bc731133e97608e55d2e31f44592aad0d0974352155f41a0718aa0666ec128406b1050c1d6c

C:\Users\Admin\AppData\Local\Temp\is-AKC91.tmp\RI_AfterDot.bmp

MD5 7ccd5a0af4da51cf4962f184fcf9456a
SHA1 de37f4521fa7fee49b37898f4136728e8971ee0f
SHA256 8f2374b30622dfae1fd0b9706520de34c5e1597c1531fddbff65bc0201132ac7
SHA512 d7c4fbc6a4413dc457400fa2e026dea5d639a5b413164cc6939284c46bb46b6ae8ff10184ba2da4f32ace89646b026400db2a49dd9894d71e88d003a91c8267a

memory/348-166-0x0000000000400000-0x0000000000418000-memory.dmp

memory/1580-168-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-167-0x0000000000400000-0x0000000000536000-memory.dmp

memory/1580-171-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-174-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-180-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-183-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-186-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-189-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1580-192-0x00000000003B0000-0x00000000003E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 01:20

Reported

2024-06-13 01:23

Platform

win10v2004-20240611-en

Max time kernel

141s

Max time network

99s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-F4A95.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\is-F4A95.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp

"C:\Users\Admin\AppData\Local\Temp\is-F4A95.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp" /SL5="$401DE,2597896,70144,C:\Users\Admin\AppData\Local\Temp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cfg.inbox.com udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.105:443 www.bing.com tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 105.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/3968-0-0x0000000000400000-0x0000000000418000-memory.dmp

memory/3968-2-0x0000000000401000-0x000000000040D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-F4A95.tmp\a35719f97502464cd3093d7d81bd51ca_JaffaCakes118.tmp

MD5 e7106fbf42fbc6d5b08a18ada4f781b4
SHA1 36d4a629f79d772c0b0df8bd2ae2ea09108d239d
SHA256 64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635
SHA512 adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

memory/4932-7-0x0000000000400000-0x0000000000536000-memory.dmp

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

MD5 db25dfdd4c1f2b65c68a230881072695
SHA1 94cd6a3438041f0e61b0a1bea7b66461854efe69
SHA256 1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73
SHA512 db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

memory/4932-20-0x00000000024C0000-0x00000000024F7000-memory.dmp

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

MD5 e7f17b778cb3220aa6b38d39c8fa1892
SHA1 6dd6a99234c167a37851b08c5cd5fc4ad601c6d9
SHA256 cb0c72a742062125f48bfea3d91154bf10e69c20ae2a0ce21e24f421f01c832d
SHA512 7df3c4136c57577589e086ff6a922ce4defc4bf1e2011ebc35c27eaaea1b380cc513856019faa9a7fa571d920b5e2388b6f394060d6be0f49e1a279b8de9f228

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

MD5 adc799ec79eeaef366ea4dddf099c3ae
SHA1 556c915615a34a2499604b7b732ab304b20fdd4e
SHA256 7e7f18c73560f9c020abe1ab1f22705083281e2ea16ab0030fc927901b5b5d1e
SHA512 76962a17cc26d3f9886828be4e43373ac530165e1c627272ed7c0bc731133e97608e55d2e31f44592aad0d0974352155f41a0718aa0666ec128406b1050c1d6c

memory/3968-112-0x0000000000400000-0x0000000000418000-memory.dmp

memory/4932-114-0x00000000024C0000-0x00000000024F7000-memory.dmp

memory/4932-113-0x0000000000400000-0x0000000000536000-memory.dmp