Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11/03/2024, 15:15
Behavioral task
behavioral1
Sample
c0ea776d578257a3e9dc5878a26528ce.exe
Resource
win7-20240221-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
c0ea776d578257a3e9dc5878a26528ce.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
c0ea776d578257a3e9dc5878a26528ce.exe
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Size
19KB
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MD5
c0ea776d578257a3e9dc5878a26528ce
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SHA1
8a0c5a44fedcea2f912526491b3b1981a9fe4195
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SHA256
7cba40236777bc309e1f10cfd27baee2a74824ee9fb7fdae851ef08c0918fecc
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SHA512
b2deec12a6bd9f0ca2318f2c3d5de1523c8dbee8e4dcc398d7df83c20970f5297c5f145022a37f8d47bf0a28642fcc7614fe4d7ea19814ddc4509d803475b016
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SSDEEP
384:5Pt5zScvboTV4yi7WfXHMzQthEUPiuOgLtNpbIgQPTPpEQZyv:5PP+czGriqccthViuZxNpbI9qh
Score
8/10
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\explorer\run c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\start = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c0ea776d578257a3e9dc5878a26528ce.exe" c0ea776d578257a3e9dc5878a26528ce.exe -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000b00000001224c-2.dat acprotect -
Executes dropped EXE 1 IoCs
pid Process 2564 iebtmm.exe -
Loads dropped DLL 3 IoCs
pid Process 1524 c0ea776d578257a3e9dc5878a26528ce.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe -
resource yara_rule behavioral1/memory/1524-0-0x0000000000400000-0x000000000040D000-memory.dmp upx behavioral1/files/0x000b00000001224c-2.dat upx behavioral1/memory/1524-4-0x0000000010000000-0x000000001000A000-memory.dmp upx behavioral1/files/0x000c0000000132c6-6.dat upx behavioral1/memory/1524-8-0x0000000000330000-0x0000000000338000-memory.dmp upx behavioral1/memory/2564-14-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1524-16-0x0000000000400000-0x000000000040D000-memory.dmp upx behavioral1/memory/2564-17-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{300CF5C9-F02D-4CB8-ABED-9C229DA56825} c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{300CF5C9-F02D-4CB8-ABED-9C229DA56825}\ c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects c0ea776d578257a3e9dc5878a26528ce.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E}\Exec = "http://www.iexplorerfiles.com/redirect.php" c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E}\CLSID = "{1FBA04EE-3024-11D2-8F1F-0000F87ABD16}" c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Search c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{DAED9266-8C28-4C1C-8B58-5C66EFF1D302}" c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E} c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\{DAED9266-8C28-4C1C-8B58-5C66EFF1D302}\URL = "http://www.alwayssearches.com/index.php?b=1&t=0&q={searchTerms}" c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E}\MenuText = "IE Anti-Spyware" c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\{DAED9266-8C28-4C1C-8B58-5C66EFF1D302} c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\{DAED9266-8C28-4C1C-8B58-5C66EFF1D302}\DisplayName = "Search" c0ea776d578257a3e9dc5878a26528ce.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Wow6432Node\CLSID\{300CF5C9-F02D-4CB8-ABED-9C229DA56825}\InprocServer32 c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{300CF5C9-F02D-4CB8-ABED-9C229DA56825}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\iebt.dll" c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{300CF5C9-F02D-4CB8-ABED-9C229DA56825}\InprocServer32\ThreadingModel = "Apartment" c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\MACHINE\Software\Classes\Wow6432Node\CLSID c0ea776d578257a3e9dc5878a26528ce.exe Key created \REGISTRY\MACHINE\Software\Classes\Wow6432Node\CLSID\{300CF5C9-F02D-4CB8-ABED-9C229DA56825} c0ea776d578257a3e9dc5878a26528ce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{300CF5C9-F02D-4CB8-ABED-9C229DA56825}\www = "www" c0ea776d578257a3e9dc5878a26528ce.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe 1524 c0ea776d578257a3e9dc5878a26528ce.exe 2564 iebtmm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1524 wrote to memory of 2564 1524 c0ea776d578257a3e9dc5878a26528ce.exe 29 PID 1524 wrote to memory of 2564 1524 c0ea776d578257a3e9dc5878a26528ce.exe 29 PID 1524 wrote to memory of 2564 1524 c0ea776d578257a3e9dc5878a26528ce.exe 29 PID 1524 wrote to memory of 2564 1524 c0ea776d578257a3e9dc5878a26528ce.exe 29 PID 1524 wrote to memory of 2536 1524 c0ea776d578257a3e9dc5878a26528ce.exe 28 PID 1524 wrote to memory of 2536 1524 c0ea776d578257a3e9dc5878a26528ce.exe 28 PID 1524 wrote to memory of 2536 1524 c0ea776d578257a3e9dc5878a26528ce.exe 28 PID 1524 wrote to memory of 2536 1524 c0ea776d578257a3e9dc5878a26528ce.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\c0ea776d578257a3e9dc5878a26528ce.exe"C:\Users\Admin\AppData\Local\Temp\c0ea776d578257a3e9dc5878a26528ce.exe"1⤵
- Adds policy Run key to start application
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\SysWOW64\ctfmon.exectfmon.exe2⤵PID:2536
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C:\Users\Admin\AppData\Local\Temp\iebtmm.exeC:\Users\Admin\AppData\Local\Temp\iebtmm.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2564
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD5cab7b3fb6f69848a3113cf20b813cada
SHA17ee5d275903a9b625bb8e80e33a1daea803023fc
SHA2566abae53cf6b688c9671fdb3bad7d42620cea51bf82904a11dfa41bdb41e11594
SHA512a2eea28f618d211905f174903ac71f748834eec00183f5d110dd7f1e2f4064927bc804bc89ae13ddff4c5a2eb90a7ed75f04a752de5f51307ac574d620331e9a
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Filesize
5KB
MD5a7beeec36f425039971c9ae1c94644a6
SHA1ac9d04f6ea3e13173ec7a46bbad5cff8e826c0dc
SHA25614b10bb59d81b0d3bbe9e1f263a89ab4378ef43f7140fb02079450888a5ca287
SHA51278847cf1f1734f3a0d5156d8d399d9ebd3469c9208568d9183570374d9d05966a0bc11c8dd787a2551854bcc7f4095f139fbfe683bc607a867ccc5a426bfb080