Analysis
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max time kernel
140s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-12-2024 19:53
Behavioral task
behavioral1
Sample
MassSender.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MassSender.exe
Resource
win10v2004-20241007-en
General
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Target
MassSender.exe
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Size
2.2MB
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MD5
88f65230b988517b529f15ee1f173b3c
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SHA1
5dd29ced644415f87d106b340eba656eb9eae311
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SHA256
e8efbb14a3fdb433e11f64993092a18c0c6605ef10f655cdf7dabf2d4a951e5e
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SHA512
46ac27d80b61939f0fef7d5493866274f95494bcfb855751d8b82d6677ef2aef1d6fc9f26b1dbeb217277abe4408ccbc3c75dfc37bc552f31085dc31e99e0c91
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SSDEEP
49152:4n7JG9CyViR+Y9ZYVCiIrNDctSXXEeXzAAAL:yV+C0nYoItyg9AL
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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ModiLoader First Stage 5 IoCs
resource yara_rule behavioral2/memory/2256-3-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/2256-7-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/2256-9-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/2256-11-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/2256-13-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MassSender.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{237561AB-1162-5837-1307-251216710420} MassSender.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{237561AB-1162-5837-1307-251216710420}\Info MassSender.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{237561AB-1162-5837-1307-251216710420}\Info\Data = 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 MassSender.exe Key created \REGISTRY\MACHINE\Software\CLASSES\WOW6432Node\CLSID\{237561AB-1162-5837-1307-251216710420}\Info MassSender.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node MassSender.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID MassSender.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2256 MassSender.exe 2256 MassSender.exe 2256 MassSender.exe