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Analysis
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max time kernel
150s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 12:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1ee7d1bf34b47895aa0c5d413f9e7324.dll
Resource
win7-20231129-en
3 signatures
150 seconds
General
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Target
1ee7d1bf34b47895aa0c5d413f9e7324.dll
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Size
125KB
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MD5
1ee7d1bf34b47895aa0c5d413f9e7324
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SHA1
97a09579664bd266c0379bcfbda7435615909338
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SHA256
6c90d6f12c48d935a4358b120635eb5121ae1f81e543a7ff9c4f04f198be6d5f
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SHA512
b4795d6826a2968b5f053a7f00097180b32ab8f008b4e24678cac49052c22e1e8950c524393994b7cdbb68da5116444b3e8228c1ff3c7d25d49f4af4624e0425
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SSDEEP
1536:q23jCnwmQZALoY8h1nqiwZdog2wZB7ROUIP8akkPerm539JMZZCn7S5sc5FY2RKz:qRKUo+tbInPeiRGZk7SGc5X
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\NoExplorer = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ = "EpicPlay Games" regsvr32.exe -
Modifies registry class 60 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ = "_ITextLinksEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\CLSID\ = "{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ = "EpicPlay Games" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1ee7d1bf34b47895aa0c5d413f9e7324.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\ = "EpicPlay Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ProgID\ = "EpicPlay.TextLinks.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\ = "EPlay 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1ee7d1bf34b47895aa0c5d413f9e7324.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\VersionIndependentProgID\ = "EpicPlay.TextLinks" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ = "_ITextLinksEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ = "ITextLinks" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CLSID\ = "{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CurVer\ = "EpicPlay.TextLinks.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ = "ITextLinks" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\ = "EpicPlay Games" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3704 wrote to memory of 3500 3704 regsvr32.exe 88 PID 3704 wrote to memory of 3500 3704 regsvr32.exe 88 PID 3704 wrote to memory of 3500 3704 regsvr32.exe 88
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\1ee7d1bf34b47895aa0c5d413f9e7324.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\1ee7d1bf34b47895aa0c5d413f9e7324.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:3500
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