Analysis
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max time kernel
144s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
09/04/2024, 15:37
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe
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Size
486KB
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MD5
aa0584f546964c4a1a40c9ce946169f5
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SHA1
ede263c4965297af051156707da4af38df0c7c00
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SHA256
385e7a46e5e1bcfa4f466f8fc8fc2a48cec1c87e85e062eb45d758aaad9e2faa
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SHA512
e37f54151f8cfaa56fac5674e46c092e796e05b087ef97c8943a4589e61cc0817c8b7ad807c6903a4a2ffe4b2f9da5a83abc3c62821a6a56748fdd7a444d2f65
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SSDEEP
6144:pRPu8zwpAoYCZrIik3tHM+Yt7gCWnrMi9xbzaWmPxzdNAs/IdOEdIeMKZsH2fG:pUrIik3KP7Grz9pa95XbsOIIBUG
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2824 953D.tmp -
Loads dropped DLL 1 IoCs
pid Process 2224 2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2940 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2824 953D.tmp -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2940 WINWORD.EXE 2940 WINWORD.EXE 2940 WINWORD.EXE 2940 WINWORD.EXE 2940 WINWORD.EXE 2940 WINWORD.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2224 wrote to memory of 2824 2224 2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe 28 PID 2224 wrote to memory of 2824 2224 2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe 28 PID 2224 wrote to memory of 2824 2224 2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe 28 PID 2224 wrote to memory of 2824 2224 2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe 28 PID 2824 wrote to memory of 2940 2824 953D.tmp 29 PID 2824 wrote to memory of 2940 2824 953D.tmp 29 PID 2824 wrote to memory of 2940 2824 953D.tmp 29 PID 2824 wrote to memory of 2940 2824 953D.tmp 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2224 -
C:\Users\Admin\AppData\Local\Temp\953D.tmp"C:\Users\Admin\AppData\Local\Temp\953D.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.exe F399D8012A7AD2FDFB41BE9CCFF250597D32C9CDC02238FFC559967F0139C616C14BF4D242B5CEB523F515BB838C63252DD46E6F121D75C497A34161FF29FDB22⤵
- Executes dropped EXE
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2024-04-09_aa0584f546964c4a1a40c9ce946169f5_mafia.docx"3⤵
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2940
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
21KB
MD57079891932a64f097abafd233055a1e9
SHA1246d95feafe67689d49a5a4cadba18d3ac1914e5
SHA256c97189b50e5e92be09966d4732b6d61a2e435b2935d60c09989e555ae442e7a1
SHA5126e9ee6427d7cc2474dc634b088cf3f35d06dfb734d2b63fbbc794f4083b4b5754379daff4804bf5024b1b430aa5e50fa6d839d3473ceeed3043d373c85e9862a
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Filesize
486KB
MD5e0bd6daa275e92deab982138780c07ff
SHA1fbfca714a5cb5ccd17d0d7dce853fd86727aebca
SHA2564ae06b053afebc392f6ee6305aa13340807d8e8c8edcaee72877930c6c806ae5
SHA5121cef90945f10024c98d2bb170644f46b926df07c3152794724b948ba2fdc9d8c98c5893b8db101e5b1164ac1a2432e134b7f94e910134df1b9832e9a61f5ceb2