e73cef88a3abfc47f9c733c2cb51202bf060dedc8273bcd66192f3c553aec568

Analysis

max time kernel
132s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 12:15

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General

Target

46344696ced59e7d02c5de17700e9455.dll
Size

19KB
MD5

46344696ced59e7d02c5de17700e9455
SHA1

144a2afae948daa09b7aecd6894bd7e59455e7fd
SHA256

e73cef88a3abfc47f9c733c2cb51202bf060dedc8273bcd66192f3c553aec568
SHA512

af5a7a461a71e3d3ed6a1982a9254ec80ff6112e60d8027b2a077677f11ff05a20a89fbfe54da05e8a613985f97413afc3ee524667737f8bf149fdf11c4615b9
SSDEEP

384:ZTW4pluqdZH8HM61H4I65Ka+G0Lpzet490+sUrLHb39ucN5RTgivhjAxp:ZBpPt44I60a+GOEtW0SHj/fAxp

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4696-0-0x0000000010000000-0x0000000010010000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2318C2B1-4965-11d4-9B18-009027A5CD4F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\ = "Google Toolbar Helper"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\ProgID\ = "Googletoolbar.Google.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\TypeLib\ = "{ED894DB9-2DC6-4CA5-8FDF-86763C582564}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\VersionIndependentProgID\ = "Googletoolbar.Google"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\TypeLib\ = "{ED894DB9-2DC6-4CA5-8FDF-86763C582564}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\ = "googletoolbar 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\TypeLib\ = "{ED894DB9-2DC6-4CA5-8FDF-86763C582564}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google\ = "&Google"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\ = "&Google"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google.1\ = "&Google"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google\CLSID\ = "{2318C2B1-4965-11d4-9B18-009027A5CD4F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google\CurVer\ = "Googletoolbar.Google.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\46344696ced59e7d02c5de17700e9455.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\ = "IGoogle"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Googletoolbar.Google.1\CLSID\ = "{2318C2B1-4965-11d4-9B18-009027A5CD4F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2318C2B1-4965-11d4-9B18-009027A5CD4F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\46344696ced59e7d02c5de17700e9455.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{ED894DB9-2DC6-4CA5-8FDF-86763C582564}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\ = "IGoogle"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4DEAB2-9BAE-41DE-83EA-0916180F8AE4}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 4696	2104	regsvr32.exe	89
PID 2104 wrote to memory of 4696	2104	regsvr32.exe	89
PID 2104 wrote to memory of 4696	2104	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\46344696ced59e7d02c5de17700e9455.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\46344696ced59e7d02c5de17700e9455.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4696-0-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

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