Malware Analysis Report

2025-01-18 00:31

Sample ID 240613-l61mwsyarq
Target a50358b654a54d596a9b832a479a4a4e_JaffaCakes118
SHA256 420b735d19e99234a090da2c6400b188c7e2162793e5408322a7f892e40c4e54
Tags
score
1/10

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
1/10

SHA256

420b735d19e99234a090da2c6400b188c7e2162793e5408322a7f892e40c4e54

Threat Level: No (potentially) malicious behavior was detected

The file a50358b654a54d596a9b832a479a4a4e_JaffaCakes118 was found to be: No (potentially) malicious behavior was detected.

Malicious Activity Summary


Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 10:09

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 10:09

Reported

2024-06-13 10:12

Platform

win7-20240508-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a50358b654a54d596a9b832a479a4a4e_JaffaCakes118.html

Signatures

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\International\CpMRU C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\InternetRegistry C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000760f6fb6d7365248881a38bcea68cf8b000000000200000000001066000000010000200000002e3cd2b2951259d64908889efeb2348b0379fe7790a5509eeea64138fdb92adf000000000e800000000200002000000087cb478d1ef869538f06f93917e5dda9782d62143dbc06b1741a8a57dcd406ec20000000216b1311bb2791551d27860e0dcdca084fb4f15f6980b8c061e9f76b7953f47940000000f2df255f3021a378be10c0a6e213b551d7ca2a487db6199cfde3b09598cdd536bdb3817a6dbc48a60b35f5bc9b7567f2238a60ecc7087d8dca469d391251fec8 C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\GPU C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90bd8bea79bdda01 C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424435258" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Zoom C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\PageSetup C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{04F36201-296D-11EF-B3A2-4205ACB4EED4} = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IETld\LowMic C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IntelliForms C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 C:\Program Files\Internet Explorer\iexplore.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A

Processes

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a50358b654a54d596a9b832a479a4a4e_JaffaCakes118.html

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2860 CREDAT:275457 /prefetch:2

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.embedu.org udp
US 8.8.8.8:53 www.embedu.org udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 10:09

Reported

2024-06-13 10:12

Platform

win10v2004-20240611-en

Max time kernel

132s

Max time network

143s

Command Line

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\a50358b654a54d596a9b832a479a4a4e_JaffaCakes118.html

Signatures

N/A

Processes

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\a50358b654a54d596a9b832a479a4a4e_JaffaCakes118.html

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --field-trial-handle=4284,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=3800 /prefetch:1

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --field-trial-handle=4848,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=4740 /prefetch:1

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --field-trial-handle=4072,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=5304 /prefetch:1

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 --field-trial-handle=5360,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=5484 /prefetch:8

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --field-trial-handle=5468,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=5540 /prefetch:8

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --field-trial-handle=5932,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=5956 /prefetch:1

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --field-trial-handle=5916,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=6196 /prefetch:1

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

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --field-trial-handle=5688,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=5972 /prefetch:8

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 --field-trial-handle=5140,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=5368 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.edgeoffer.microsoft.com udp
US 8.8.8.8:53 api.edgeoffer.microsoft.com udp
IE 94.245.104.56:443 api.edgeoffer.microsoft.com tcp
US 8.8.8.8:53 business.bing.com udp
US 8.8.8.8:53 business.bing.com udp
US 13.107.6.158:443 business.bing.com tcp
US 8.8.8.8:53 www.embedu.org udp
US 8.8.8.8:53 www.embedu.org udp
US 8.8.8.8:53 www.embedu.org udp
US 8.8.8.8:53 bzib.nelreports.net udp
US 8.8.8.8:53 bzib.nelreports.net udp
US 2.20.12.101:443 bzib.nelreports.net tcp
US 8.8.8.8:53 www.microsoft.com udp
US 8.8.8.8:53 www.microsoft.com udp
US 8.8.8.8:53 www.microsoft.com udp
BE 104.90.25.175:443 www.microsoft.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 56.104.245.94.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 125.162.192.69.in-addr.arpa udp
US 8.8.8.8:53 101.12.20.2.in-addr.arpa udp
CN 103.53.211.148:80 www.embedu.org tcp
US 8.8.8.8:53 www.microsoft.com udp
US 8.8.8.8:53 nav-edge.smartscreen.microsoft.com udp
US 8.8.8.8:53 nav-edge.smartscreen.microsoft.com udp
GB 51.140.244.186:443 nav-edge.smartscreen.microsoft.com tcp
GB 51.140.244.186:443 nav-edge.smartscreen.microsoft.com tcp
GB 51.140.244.186:443 nav-edge.smartscreen.microsoft.com tcp
GB 51.140.244.186:443 nav-edge.smartscreen.microsoft.com tcp
GB 51.140.244.186:443 nav-edge.smartscreen.microsoft.com tcp
CN 103.53.211.148:80 www.embedu.org tcp
US 8.8.8.8:53 g.bing.com udp
US 131.253.33.237:443 g.bing.com tcp
US 8.8.8.8:53 edgestatic.azureedge.net udp
US 8.8.8.8:53 edgestatic.azureedge.net udp
US 8.8.8.8:53 c.s-microsoft.com udp
US 8.8.8.8:53 c.s-microsoft.com udp
NL 23.62.61.185:443 www.bing.com tcp
US 13.107.246.64:443 edgestatic.azureedge.net tcp
US 13.107.246.64:443 edgestatic.azureedge.net tcp
US 13.107.246.64:443 edgestatic.azureedge.net tcp
US 8.8.8.8:53 175.25.90.104.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 237.33.253.131.in-addr.arpa udp
US 8.8.8.8:53 185.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 wcpstatic.microsoft.com udp
US 8.8.8.8:53 wcpstatic.microsoft.com udp
US 13.107.246.64:443 wcpstatic.microsoft.com tcp
US 13.107.246.64:443 wcpstatic.microsoft.com tcp
NL 23.62.61.171:443 www.bing.com udp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
N/A 224.0.0.251:5353 udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
NL 23.62.61.152:443 www.bing.com tcp
US 8.8.8.8:53 152.61.62.23.in-addr.arpa udp

Files

N/A