ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7

General

Target

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
Size

632KB
MD5

473977aa3e833ff144d67ed3e3376e38
SHA1

cc25b7444fc58545cf34365c9fff2129bc7e38a2
SHA256

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7
SHA512

a0e21caec32488beaaf6848ad50d6089ffa048938586879a1eac9a95aedae538b94e1ff8e65a03974a5d0a979b24edf16734923d540c83e6ce3ef2a44c66bae3
SSDEEP

12288:yvr/LJyiG4GCo7AhzNFQDXZXZxoIuLRw27AhsNHxDXZGc+ivNfKX8kL:yT/LJyiG4GCocHUZ/oIuLJcspZ3NfnkL

Score

7^/10

adware discovery spyware stealer

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exeregsvr32.exe

pid process

2376 ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2636 regsvr32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\ = "MediaViewV1alpha509"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\NoExplorer = "1"	regsvr32.exe

Drops file in System32 directory 4 IoCs

Processes:

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

description	ioc	process
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Windows\System32\GroupPolicy	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

Drops file in Program Files directory 22 IoCs

Processes:

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\install.rdf	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\ffMediaViewV1alpha509.js	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\ffMediaViewV1alpha509ffaction.js	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\overlay.xul	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\uninstall.exe	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\install.rdf	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\ffMediaViewV1alpha509ffaction.js	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\icons\default	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ch\MediaViewV1alpha509.crx	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome.manifest	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ie\MediaViewV1alpha509.dll	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome.manifest	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\ffMediaViewV1alpha509.js	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\overlay.xul	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\icons	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\icons\Thumbs.db	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\icons\Thumbs.db	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\icons\default\MediaViewV1alpha509_32.png	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File created	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ch\MediaViewV1alpha509.crx	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
File opened for modification	C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ff\chrome\content\icons\default\MediaViewV1alpha509_32.png	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

Processes:

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Approved Extensions	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa} = 51667a6c4c1d3b1bfc4b35d1dd811608b78bec522c593eb7	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

Modifies registry class 36 IoCs

Processes:

regsvr32.exead7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\ = "IMediaViewV1alpha509BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaViewV1\\MediaViewV1alpha509\\ie"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\TypeLib\ = "{53220f65-6ef1-4a88-9dee-05dd120a2084}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\Version\ = "1.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\ = "MediaViewV1alpha509Lib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaViewV1\\MediaViewV1alpha509\\ie\\MediaViewV1alpha509.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\TypeLib\ = "{53220F65-6EF1-4A88-9DEE-05DD120A2084}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\ = "IMediaViewV1alpha509BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\InprocServer32\ = "C:\\Program Files (x86)\\MediaViewV1\\MediaViewV1alpha509\\ie\\MediaViewV1alpha509.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\ = "MediaViewV1alpha509"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\ = "Media View"	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{cf2e57ec-d1eb-4670-af83-a8122a1a79aa}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53220F65-6EF1-4A88-9DEE-05DD120A2084}\1.1\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B4070AD-D234-447A-B5D6-E3FD220EB5D6}\TypeLib\ = "{53220F65-6EF1-4A88-9DEE-05DD120A2084}"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

pid	process
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe

description	pid	process	target process
PID 2376 wrote to memory of 2636	2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe	regsvr32.exe
PID 2376 wrote to memory of 2636	2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe	regsvr32.exe
PID 2376 wrote to memory of 2636	2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
"C:\Users\Admin\AppData\Local\Temp\ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2376

C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ie\MediaViewV1alpha509.dll" /s
2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2636

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ie\MediaViewV1alpha509.dll
Filesize
85KB

MD5
2db4a3e284898f4163363b3df6126217

SHA1
055bd8f05d2d3f3fecbfdfb2556eb4b91af863b1

SHA256
8b211109023aaf75bf8ec868ee9a4fcaf1249d146e1886349e25afd4cb078565

SHA512
4dc3a1553acfe262a898fd814ab49d49451e7ca893007bfa323f354a5abc474fe0834139fafbc5545fe9b7633d4f7688731c13afb2cda34478b1f85484bf7273

Download Submit
C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha509\ie\MediaViewV1alpha509.dll
Filesize
85KB

MD5
2db4a3e284898f4163363b3df6126217

SHA1
055bd8f05d2d3f3fecbfdfb2556eb4b91af863b1

SHA256
8b211109023aaf75bf8ec868ee9a4fcaf1249d146e1886349e25afd4cb078565

SHA512
4dc3a1553acfe262a898fd814ab49d49451e7ca893007bfa323f354a5abc474fe0834139fafbc5545fe9b7633d4f7688731c13afb2cda34478b1f85484bf7273

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsk67A5.tmp\aminsis.dll
Filesize
559KB

MD5
75fccc3ffe4fdeaa26b9098975ba3772

SHA1
9f04339adecad084b9696f757a8c12d3fd036be0

SHA256
71fd0603ba5bb405a0d134595c0d7f7d2ffd83bf1d083d4ccb6e7382f5bef81e

SHA512
bd3c65aa43b88dd3e1449180944d7dd6df3734fb1097117be4285b8b4bd72e7decf5e3e18e8a49b51b71b47b9ae9e444128dfeb1167a4b04a08dc220d314e3bd

Download Submit
memory/2636-133-0x0000000000000000-mapping.dmp

Download

pid	process
2376	ad7bfb3f339de707e3f662a8576355ce391d918ed4e60d583c7b997d275b5bd7.exe
2636	regsvr32.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads