Analysis
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max time kernel
141s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
13-05-2024 13:23
Behavioral task
behavioral1
Sample
MassSender.exe
Resource
win7-20240508-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
MassSender.exe
Resource
win10v2004-20240426-en
windows10-2004-x64
5 signatures
150 seconds
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
Score
10/10
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 First Stage 4 IoCs
Processes:
resource yara_rule behavioral2/memory/3164-3-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/3164-7-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/3164-11-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 behavioral2/memory/3164-13-0x0000000000400000-0x000000000098F000-memory.dmp modiloader_stage1 -
Modifies registry class 6 IoCs
Processes:
MassSender.exedescription ioc process 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 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 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
MassSender.exepid process 3164 MassSender.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
MassSender.exepid process 3164 MassSender.exe 3164 MassSender.exe 3164 MassSender.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3164-0-0x0000000000400000-0x000000000098F000-memory.dmpFilesize
5.6MB
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memory/3164-1-0x0000000002830000-0x0000000002831000-memory.dmpFilesize
4KB
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memory/3164-2-0x0000000002FB0000-0x0000000002FB1000-memory.dmpFilesize
4KB
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memory/3164-3-0x0000000000400000-0x000000000098F000-memory.dmpFilesize
5.6MB
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memory/3164-5-0x0000000002830000-0x0000000002831000-memory.dmpFilesize
4KB
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memory/3164-6-0x0000000002FB0000-0x0000000002FB1000-memory.dmpFilesize
4KB
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memory/3164-7-0x0000000000400000-0x000000000098F000-memory.dmpFilesize
5.6MB
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memory/3164-12-0x00000000001D0000-0x00000000001D1000-memory.dmpFilesize
4KB
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memory/3164-11-0x0000000000400000-0x000000000098F000-memory.dmpFilesize
5.6MB
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memory/3164-13-0x0000000000400000-0x000000000098F000-memory.dmpFilesize
5.6MB
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memory/3164-15-0x00000000001D0000-0x00000000001D1000-memory.dmpFilesize
4KB